SY/T 5572-1993 Classification and general technical requirements of fishing tools for drilling
Some standard content:
SY/T5572-93, Petroleum and Natural Gas Industry Standard of the People's Republic of China
Classification and General Technical Conditions of Fishing Tools for Drilling
Published on March 27, 1993
China Chemical Industry Sweet National Energy Wine
Implementation on September 1, 1993
Petroleum and Natural Gas Industry Standard of the People's Republic of China Classification and General Technical Conditions of Fishing Tools for Drilling 1 Subject Content and Scope of Application
This standard specifies the classification and general technical conditions of commonly used fishing tools for drilling. $Y/T 6572-93
This standard applies to various types of fishing tools for drilling (hereinafter referred to as fishing tools: fishing tools) except hammer and card fishing tools.
Reference standards
GB9253.1Petroleum drill pipe joint thread
GB9253.2Petroleum casing thread
GB9253.3Petroleum oil pipe thread
Ordinary thread
GB 192~197
GB2516
Ordinary thread deviation table (diameter 1~355mm)GB 5796.1~5796.4 Trapezoidal thread
SY 5304
GB 3452.1
GB3672
GB 3452.2
GB7529
SY 5307
JB3963
ZB J04006
SY/Z 5008
SY5308
GB 6721
SY5309
GB5722
3 Classification and model
General technical conditions for forgings for petroleum drilling and production machinery products Dimension series and tolerances of O-shaped rubber seals for hydraulic and pneumatic use Dimensional tolerances of solid rubber molded and extruded products O-shaped rubber seals Appearance quality inspection standard General provisions for appearance quality of molded and extruded rubber products Technical conditions for assembly lines for petroleum drilling and production machinery products Ultrasonic flaw detection of pressure vessel forgings
Magnetic particle flaw detection method for steel materials
Provisions for marking of product parts
General technical conditions for painting of petroleum drilling and production machinery products General provisions for marking, packaging and transportation of rubber sealing products General technical conditions for packaging for petroleum drilling and production machinery products General provisions for storage of rubber sealing products
3.1 Salvage tools are divided into seven categories according to their use. 3.2 The model of the salvage tool is composed of the product name code and the nominal diameter (or the connector thread code). The name code is represented by the initials of the Chinese phonetic alphabet of the name. The nominal diameter is represented by its millimeters. Approved by the Ministry of Energy of the People's Republic of China on March 27, 1993, and sold on September 1, 1993
$Y/Ke6随一83
Nominal diameter of salvage tools, mm
Name code of salvage tools
The classification, name code, and nominal diameter (or connector thread code) of salvage tools are shown in Table 1. Table 1
Product name
Magnetic salvage device
Salvage cup
Reverse circulation salvage basket
Name code
Reverse circulation strong magnetic salvage basket
Reverse circulation--grab
Hydraulic roller salvage device
Salvage male cone
Salvage female cone
Slip salvage tube
-Slip salvage spear
Multi-purpose casing
Butt joint
: Nominal diameter (or joint thread code), m/s (i) 86 (8-way), 302 (4) 127 (5), 140 (52), 178 (7).
191 (7/2). 203 (8), ||tt | 127(5),
244(9 56).
102(4),
146 (53%),
295(1156)
159(6%),
232(9%)
302(11%),|| tt||124(474),
178(7),
257(103))
330(13)
148(5 %). 206(86). 298(11 %), 419(16)NC31. NC38. NC50, 3XREG. 53FHNC26(2%F) .
NC38(3/21F).
89(3),
105(4)
140(5%),
213(8 is).
232(9/8),
260(10/4).
286(114 )
60(2 way),
114(4 years),
-244(9%),
127(5),
219(8%),
NC31(2%IF),
NC50(4IF),
White 2(3%) .
117(45%),
143(5%),
188(6%),
200(76)
219(8%),
23 8(9%),
270(10%).
302(11 routes)
73(2%),
340(1336)
140(5),|| tt||244(95%)
2%REG,
187(7%),
206(8),
225(B%),
241(9),
279(11),
17B(7),
298(114).
102(4)
219(8%)
178(7) ,
340(13%)
NC31. 2%REG. NC38, NC50. 5VFH. 6%REGSerial number
Casing inside tool
Accident prevention tool
Auxiliary tool
Product name
Double-stage buckle sleeve milling pipe
Anti-drop sleeve milling tool
Salvage sleeve milling tool
Water eye sand flushing tool
Mechanical inner cutter
Hydraulic inner cutter
Mechanical outer cutter||tt ||Hydraulic external cutting force
Chemical cutting tool
Explosive cutting tool
Single-layer casing grinder
Multi-layer casing grinder
Section simplifier
Keyway expander
Expander
Expander
Sawtooth thread type
Safety joint
Name code
SY/T 5572—--93
Continued Table 1
Nominal diameter (or connector thread code), UⅢ (in) 184 (7%), 206 (B average), 219 (8%), 232 (9) 42 (1%)
114 (4/)
340 (13)
127 (5)
89 (3y)
140 (5)
24E (9%)),
508 (20)
102 (4)
168 (65),
298 (113%),
113 (436). 138 (536), 210 (84). 298(1134)58(2%),
143(556).
206(8)
95(3%),
143(55%).
90(3%)
140(52),
244(9 %),
08(376)
149 (5 channels).
103(4%).
154(6%)
60(2%),
298(1134)
113(436),
209(8)
41(15%),
119(4%),
194(7%)
118(4%)
79(3%)
229(9)
178-330(7-13). 330-406(13-16): 406-610 (18-24) 102 (4), | 64), 159×181(64 ×7/)159 ×216(6% × 8/).
178×216(7× 8/)
203 ×244(B×9 %)
178 ×244(7X 9%),
121 241(4%× 9/),
184×381(7%×15)
152 330(6 ×13)
241 ×533(9/4 ×21): 381 ×660(15×26)533 ×762(21 ×30)
86(3)
114(4%),
152(3),
95(3%),
121(4),
156(6),
19 7(7%),
105(4%).
140(5)
159(64),
203(8),
108(4)/),
146(53%)|| tt||171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),bzxZ.net
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced406-610 (18-24) 102 (4), | 64), 159×181(64×7/)159×216(6%×8/).
178×216(7× 8/)
203×244(B×9 %)
178 9/),
184×381(7%×15)
152 330(6 ×13)
241 ×533(9/4 ×21): 381 ×660(15×26)533 ×762(21 ×30)
86(3)
114(4%),
152(3),
95(3%),
121(4),
156(6),
19 7(7%),
105(4%).
140(5)
159(64),
203(8),
108(4)/),
146(53%)|| tt||171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced406-610 (18-24) 102 (4), | 64), 159×181(64 ×7/)159 ×216(6% × 8/).
178×216(7× 8/)
203 ×244(B×9 %)
178 ×244(7X 9%),
121 241(4%× 9/),
184×381(7%×15)
152 330(6 ×13)
241 ×533(9/4 ×21): 381 ×660(15×26)533 ×762(21 ×30)
86(3)
114(4%),
152(3),
95(3%),
121(4),
156(6),
19 7(7%),
105(4%).
140(5)
159(64),
203(8),
108(4)/),
146(53%)|| tt||171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced
178×216(7× 8/)
203 ×244(B×9 %)
178 ×244(7X 9%),
121 241(4%× 9/),
184×381(7%×15)
152 330(6 ×13)
241 ×533(9/4 ×21): 381 ×660(15×26)533 ×762(21 ×30)
86(3)
114(4%),
152(3),
95(3%),
121(4),
156(6),
19 7(7%),
105(4%).
140(5)
159(64),
203(8),
108(4)/),
146(53%)|| tt||171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced
178×216(7× 8/)
203 ×244(B×9 %)
178 ×244(7X 9%),
121 241(4%× 9/),
184×381(7%×15)
152 330(6 ×13)
241 ×533(9/4 ×21): 381 ×660(15×26)533 ×762(21 ×30)
86(3)
114(4%),
152(3),
95(3%),
121(4),
156(6),
19 7(7%),
105(4%).
140(5)
159(64),
203(8),
108(4)/),
146(53%)|| tt||171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced
146(53%)
171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced
146(53%)
171(63%)
228(9),
254(10)
Precision tools
4Technical requirements
Product name
H-type safety joint
Bendable elbow
Variable angle elbow
Name code
SY/T5572—93
Continued table 1
Nominal diameter (or joint thread code), mm (in) 89(3/2)
159 (6 years old),
102(4),
210(834).
105(4),
165(632),
222(83),
121(434)
178(7)
120(434),
190(7),
244(9%)
159(6/4), 178(7), 203(8), 229(9)4.1 Products shall conform to the requirements of this standard and be manufactured according to the drawings and technical documents approved through the prescribed procedures. 158(6%)
146（5%)，
200(7%)，
4.2 The materials used in the product shall comply with the product drawing requirements. The metal materials, non-metallic materials and auxiliary materials used shall all have the qualification certificate of the supplier and shall be put into production only after passing the factory re-inspection. 4.3 The special threads for petroleum shall comply with the provisions of GB9253·1--9253·3. 4,4 Ordinary threads shall comply with the provisions of GB192~~19? and GB2516. 4.5 Trapezoidal threads shall comply with the provisions of GB6796·1~~5796·4. 4.6 All incomplete tooth shapes at the starting end of all threads on the product shall be removed and blunted. Year,7 The threaded parts shall be treated with anti-sticking. 4.8 Fake parts shall comply with the provisions of SY5304.
4.9 Rubber seals shall be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced9 Rubber seals should be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances of O-shaped rubber seals shall comply with GB3462.1, the tolerances of V-shaped and Y-shaped rubber seals shall comply with the M1 or M2 grades in GB372, and the tolerances of non-sealing dimensions shall comply with the M3 or M4 grades in GB3672. 4,11 The appearance quality of O-shaped rubber seals shall comply with the S grade in GB3452.2. The appearance quality of V-shaped and Y-shaped rubber seals shall not be lower than that in GB7529.
4.12 The main parts shall be subjected to non-destructive testing. 4.13 Parts deformed after heat treatment are allowed to be corrected, and the corrected parts must be subjected to stress relief treatment and flaw detection inspection. 4.14 There should be no cracks, crazing, scarring, pores, delamination, etc. on the inner and outer surfaces of finished parts. It is not allowed to cut, scrape or repair the defective parts.
4.15 The assembly of the product must comply with the provisions of SY5307. The assembly parts and structures should meet the requirements of the drawings, the active parts should rotate (or pull) flexibly, and the fastening parts should not have loose 4.16
The mating parts such as dimensional surfaces, splines, and joints should be in even contact, and uneven force should not be allowed to cause eccentric load. 4.18
During assembly, the connecting threads and friction cutting surfaces should be coated with grease, and the rubber seals should be coated with lubricating oil. 5 Test methods
5,1 The sealing test, performance test, and load test of various types of salvage tools shall be carried out according to the corresponding product standards. 5.2 The hardness test of the main parts is carried out directly on the non-working surface of the parts. 6.3 The defect level of parts for ultrasonic flaw detection shall comply with the provisions of JB39B3, and the magnetic particle flaw detection shall comply with the provisions of ZBJ04D0B. 5.4 The water eye shall be checked with a diameter gauge. The diameter gauge shall be able to enter from one end of the tool water suit without obstruction and pass through the other end. 4
6 Inspection rules
SY/T5572-93
The product must be inspected and qualified by the quality department of the manufacturer and accompanied by a product qualification certificate before it can leave the factory. 6,1 Type inspection
Type inspection items:
Sealing test,
Performance test,
Load test,
Joint thread inspection.
Type test shall be carried out in any of the following situations: a.
Prototype trial production,
After formal production, such as materials. When there is a major change in the process that may affect the performance of the product, during normal production, every year or every 100 sets of cumulative production; c,
When the results of the factory inspection are significantly different from the last type inspection: when the national quality supervision agency proposes a type inspection requirement. e.
6.2 Factory inspection
5% of each product shall be sampled, at least one set, for sealing testa.
b, each set of products shall be subject to performance test.
6.3 Judgment rules
For the inspection items specified in the factory inspection, if one item is unqualified, the item shall be doubled for inspection. If there are still unqualified items, the batch of products shall be deemed unqualified.
7 Marking, packaging, transportation, storage
7.1 Each set of products shall be printed with the following marks in the marking slot according to the provisions of SY/Z5008 standarda: manufacturer name (or trademark),
b. Product model,
Factory number and date of manufacture,
Joint thread code.
7.2 The outer wall of the packaging box should be marked with the following: Name and address of the consignee
Name and address of the manufacturer,
Product model, name, date of manufacture#
d, gross weight, net weight, packaging box dimensions (length×width×height). 7.3 The outer surface of the product (except for the joint thread and sliding friction surface) should be painted with anti-rust paint, and the painting should comply with the provisions of SY5308. The product joint thread should be protected with thread guards, and the sliding friction surface should be coated with anti-corrosion grease. 74
7.5 The packaging of the product with rubber seals should comply with the provisions of GB5721. 7.6 Each set of products should have the following documents:
Product certificate,
Instruction manual
Packing list.
7.7 The product packaging should comply with the provisions of SY5309. The packaging must be firm and should comply with the relevant regulations for railway, road and sea transportation. 7.8 The product should be stored in a dry place, and should be covered if stored outdoors. 5
$Y/T5572-93
7.9 The storage of rubber seals should comply with the provisions of GB5722. 7.10 Under normal transportation and storage conditions, within 18 months from the date of leaving the factory, if the product cannot be used normally due to manufacturing quality, the factory will repair or replace parts free of charge.
Additional notes:
This standard was proposed and coordinated by the National Technical Committee for Standardization of Oil Drilling and Production Equipment and Tools. This standard was drafted by the Drilling Technology Research Institute of the North China Petroleum Administration. The main drafter of this standard is Chen Dihua.
Should be produced9 Rubber seals should be made of nitrile rubber with oil resistance, weak acid resistance and weak alkali resistance, with a Shore hardness of 80~90 and a temperature resistance of not less than 120'C.
4.10 The dimensions and tolerances o
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