Some standard content:
ICS 75.180.01
Registration No.: 6846-2000
Petroleum and Natural Gas Industry Standard of the People's Republic of China SY/T 5069-2000
Spear for drilling and servicing
Published on 2000-03-10
State Administration of Petroleum and Chemical Industry
2000-1001 Implementation
SY/T 5069---2000
Citation Standard
3 Classification and Nomenclature
Technical Requirements
Test Methods
Inspection Rules
Marking, Packaging, Storage and Transportation
SY/T 50692000
This standard is a combined revision of the five standards SY5069-91 "Retractable fishing spear for well repair", SY/T5133-93 (retractable inverted fishing spear), SY/T5197-1995 "Repair and sliding block fishing spear", SY5284-91 "Split fishing spear for well repair", and SY5438.2-92 "Sucker rod and coupling fishing device, sucker rod coupling fishing spear". This standard absorbs the contents of the five standards such as SY5069-91 that can meet the production, use and inspection requirements, and revises the following The following contents: bzxz.net
- Classification and naming have been unified;
The allowable tensile force and torque values of some spears have been modified;
The 2 times allowable tensile force test and 2 times allowable torque test have been modified to 1.5 times allowable tensile force test and 1.5 times allowable torque test,
The accuracy requirements for the performance test equipment of the salvage spear have been added. This standard is based on meeting the needs of drilling and repairing salvage operations, and stipulates the minimum performance requirements for salvage spears, which are applicable to various types of salvage spears.
From the date of implementation, this standard will also replace SY 5069-91、SY/T 5133-93、SY/T5197-1995SY5284-91、SY 5438.292.
This standard is proposed and managed by the National Technical Committee for Standardization of Petroleum Drilling Equipment and Tools. The responsible drafting unit of this standard is: Drilling Technology Research Institute of North China Petroleum Administration Bureau. The participating drafting units of this standard are: Tonghua Petroleum Industry Co., Ltd. The drafters of this standard are Zhang Hulin, Wang Limei, Su Xuebin, Zhang Zhenping, Tian Xiaoyan. This standard was first issued in 1985 and revised for the first time in 1991. This version is the second revision. 1 Scope
Petroleum and Natural Gas Industry Standard of the People's Republic of China Spear for drilling and servicingSY/T 5069—2000l
This standard specifies the classification and naming, basic parameters, technical requirements, test methods, inspection rules and marking, packaging, storage and transportation of salvage spears for drilling and repair (hereinafter referred to as salvage spears). This standard applies to the design, manufacture, inspection and use of salvage spears for oil drilling and repair operations. Reference standards
The provisions contained in the following subtitles constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and the parties using this standard should explore the possibility of using the latest version of the following standards. GB/T228--1987Metal tensile test method
GB/T 229—1994
Metal Charpy notched impact test method
GB/T 2301991
Metal Rockwell hardness test method
GB/T231—1984Metal Brinell hardness test methodGB/T 531--1992
Vulcanized rubber Shore A hardness test method
GB/T 9253,1—1999
Petroleum drill pipe joint thread
GB/T 9253.2—1999
Processing, measurement and inspection of casing, tubing and line pipe threads in petroleum and natural gas industrySY/T5029-1995 Sucker rods (sucker rod pup joints, bare rods, couplings and reducing couplings)SY5290—91 Oil drill pipe joints
JB/T4730—1994JF Nondestructive testing of force vessels 3 Classification and naming
3.1 Classification
Salvage spears are divided into inverted and non-inverted types according to their use; they are divided into retractable and non-retractable types according to their use characteristics; they are divided into threaded butt-thread type and slip type according to the structure of the striking element.
3.2 Naming (model compilation)
Nominal external weight of salvaged pipe string, mm. Salvage spear with multiple sets of slips. Approximately. Maximum external diameter of salvage spear joint, mm
Use characteristic code: T for retractable type, omitted for non-retractable type. The first letter of the Chinese pinyin of "Lao Ma"
Use classification code: I for inverted type, omitted for non-inverted type. Salvage component code: W for threaded butt-lock type, slips or omitted. 1) This standard replaces SY/T 5133-93, SY 5284-91, SY/T 5197-1995, SY 543B.2-92, $Y 5069---91. Approved by the State Administration of Petroleum and Chemical Industry on 2000-03-10 and implemented on 2000-10-01
Example:
SY/T 50692000
WLM-56×25 means the maximum outer diameter of the joint is 56mm, and the threaded butt-jointed salvage spear for salvaging the sucker rod coupling with a nominal outer diameter of 25mm.
DLM-T220×219 means the maximum outer diameter of the joint is 220mm, and the retractable inverted salvage spear for salvaging the nominal outer diameter of the pipe column is 219mm. DLM-220×219 means the maximum outer diameter of the joint is 220mm, and the inverted salvage spear for salvaging the nominal outer diameter of the pipe column is 219mm. LM-T156×127 means the maximum outer diameter of the joint is 156mm, and the retractable salvage spear for salvaging the nominal outer diameter of the pipe column is 127mm. LM-156 indicates that the maximum outer diameter of the joint is 156mm. For a salvage spear equipped with multiple sets of salvage slips, the salvage range is determined by the slips provided. 4 Technical requirements
4.1 The basic parameters of the threaded salvage spear shall comply with the provisions of Table 1; the basic parameters of the inverted salvage spear shall comply with the provisions of Table 2; the basic parameters of the non-inverted salvage spear shall comply with the provisions of Table 3. For a fishing spear equipped with multiple sets of slips, the outer diameter of the slips shall be specified by the supplier and the buyer in the contract, as shown in Table 1
WLM-38 ×16
WlM--56× 16
WLM41X 19
WIM-56× 19
WLM—46 × 22
WLM65 ×22
WLM—56×25
WLM--65×25
WLM60 × 29
WLM--80×48
WLM—85× 60
WLM—92×73
WLM95 × 89
WM:108 × 102 ||tt || 194
Basic parameters of threaded butt-lock fishing spear
Fishing thread
16 sucker rod coupling thread
16 sucker rod coupling thread
16, 19 sucker rod coupling thread
16, 19 sucker rod coupling thread
19, 22 sucker rod coupling thread
19, 22 oil rod coupling thread
22, 25 sucker rod coupling thread
22, 25 sucker rod coupling thread
25, 29 sucker rod coupling thread
2TRGNC26
2THGNL312REG
3%TEG NC38
4TBGNC46
4TBG NC38
5Voltage F11
Allowable tension
Joint thread
16Sucker rod coupling thread
16Sucker rod coupling thread
19Sucker rod coupling thread
19Sucker rod coupling thread
22Sucker rod coupling thread
22Sucker rod coupling thread
25Sucker rod coupling thread
25Sucker rod coupling thread
29Sucker rod coupling thread
2Ran 1BG
2XTIGNC26
2TBGNC312KREG
2WTBG NC31
NC31NC38
NC31 NC46 | | tt | 89
DLM—121 × 102
DLM-140 × 114
DLM—140 × 127
I31.M-160 × 140
DLM—175 × 178
DLM-220 × 219
DLM—250 × 245
DLM—280 103
107~116
117~128
146162
195~203
216 -229
247~259
313~323
SY/r 5069--2000
Table 2 Basic parameters of inverted salvage spear
Permissible tension
Inverted tension and allowable torque
Table 3 Basic parameters of non-inverted salvage spear
Inner diameter range of salvage pipe
LM-GO X
LM-80 ×
LM-8G ×
LM-L89 ×
LM-92 ×
1M--95×
LM—105×
1M- 108×
121 ×□
LM—127 ×
1.M—152 ×
1,M—156 ×
LM=159 ×
40 ~45
54---76
62:-128
62 128
62~135
75~-180
75-180
108127
Allowable tension
Connector thread
2REG NC31
2REG NC31
2RFG NC31
2REG NC31
2REG NC31
2REG NC31
2REG NC31
NC31 NC38
NC38 4REG
NC38 4%REG
Connector thread
2 TEG NC26
LM--162 ×
LM-C165 ×
LM-178 ×
LM-184 ×
LM-197 x
LM--219 ×
LM224 ×
LM—245 ×
LM—340×
SY/T 5069--2000
Table 3 (end)
Inner diameter range of salvage pipe
108-180
108-180
150~180
170~206
170~323
190~·323
216-323
216-486
216·-486
Allowable tensile force
Connector thread
NC50 6REG
6 foil REG
4.2 The mechanical properties of main parts such as connector, mandrel, slip and split thread slip on the salvage spear shall comply with the requirements of Table 4. Table 4 Mechanical properties of main parts of salvage spear
Upper joint, mandrel
Slip, petal
Threaded slip
Tensile strength
Service strength aa.2
≥830
Elongation
Sectional shrinkage medium
4.3 The sealing material used for salvage should be oil-resistant rubber, the temperature resistance should not be lower than 120℃, hardness (Shore A) 805 Impact energy Aey
4.4 The main parts of the salvage spear should be subjected to non-destructive inspection, and the defect level should not be lower than The single defect level II, wave bottom reduction level ", intensive area defect level I, and the cumulative length I specified in the magnetic particle inspection of pressure vessel forgings specified in JB/T4730.
4.5 The drill pipe joint on the salvage spear shall comply with the requirements of SY5290. The joint thread of the salvage spear should adopt the types and specifications specified in Table 1, Table 2, and Table 3, and the thread gauge should comply with the relevant requirements of GB/T9253.1, GB/T9253.2, and SY/T5029. 4.6 For parts that need to be quenched and tempered, the hardened parts after quenching and tempering should be The hardness is not less than 260H13S. The slip needs to be surface treated. The depth of the treatment layer is 0.5~0.9mmn and its hardness is 55-62HRC. The surface hardness of the split thread slip is 45~50HRC. 4.7 The welding of the parts of the salvage spear should be smooth and even. 4.8 After the salvage spear is assembled, the movable parts should be flexible and reliable. 4.9 The outer surface of the salvage spear is painted with anti-rust paint or blackened. 4.10 Performance of the whole machine:
After catching the fallen fish, the salvage spear should be securely grasped when subjected to the allowable tensile force specified in Table 1: Table 2 and Table 3, and there should be no slippage. Phenomenon. When subjected to 1.5 times the permissible tensile force, all parts shall not be damaged or plastically deformed. The retractable spear should be flexible and free of jamming when retracting fish. The inverted salvage spear should be able to withstand the permissible torque specified in Table 2 under the inverted tensile force specified in Table 2, and there shall be no slipping. When subjected to 1.5 times the permissible torque, all parts shall not be damaged or plastically deformed. The retractable inverted salvage spear should be flexible and free of jamming when retracting fish. 5 Test method
5.1 The mechanical properties of the main parts of the salvage spear shall be tested in accordance with the provisions of GB/T228 and GB/T229. SY/T 50692000
5.2 The hardness of sealing rubber parts shall be tested in accordance with the provisions of GB/T531. 5.3 Nondestructive testing shall be carried out in accordance with the relevant provisions of JB/T4730 nondestructive testing of pressure vessel forgings. 5.4 Joint thread inspection shall be carried out in accordance with the relevant provisions of GB/T9253.1, GB/T9253.2, SY/T5029. 5.5 Hardness test of quenched and tempered parts shall be carried out in accordance with GB/T231. Hardness test of annealed parts shall be carried out in accordance with GB/T230. 5.6 Performance test of the whole machine:
5.6.1 The performance test of the salvage spear as a whole machine shall be conducted on a simulation test device with an indication accuracy of not less than 1%. 5.6.2 According to the specifications of the salvage spear, select a pipe column of corresponding specifications as the fish to be salvaged, and fix it on the base of the test device. Connect the salvage spear to the pull head of the test device, slowly insert the fish and put the salvage spear in the salvaging state. 5.6.3 Permissible tension test:
After completing the operation in 5.6.2, gradually apply axial tension to the permissible tension value, keep it for 3 minutes, then unload, withdraw the fish, and check the salvage spear according to the requirements of 4.10.
5.6.4 1.5 times the permissible tension test:
Repeat the operation in 5.6.2, gradually apply axial tension to 1.5 times the permissible tension, keep it for 3 minutes, then unload, withdraw the fish, and check the salvage spear according to the requirements of 4.10.
5.6.5 Permissible torque test:
Repeat the operation in 5.6.2, gradually apply axial tension to the undercut tension value, then slowly apply torque to the permissible torque value, keep it for 3min, then unload, withdraw the fish, and check the salvage spear according to the requirements of 4.10. 5.6.61.5 times permissible torque:
Repeat the operation in 5.6.2, gradually apply axial tension to the undercut tension value, then slowly apply torque to 1.5 times the permissible torque value, keep it for 31min, then unload, withdraw the fish, and check the salvage spear according to the requirements of 4.10. 6 Inspection rules
6.1 Factory inspection
6.1.1 Products must be inspected and qualified by the manufacturing and quality inspection department, and attached with product qualification certification documents before they can be shipped. 6.1.2 Factory inspection items:
a) Joint thread;
b) Slip heat treatment hardness;
c) Movement flexibility of moving parts;
d) Non-destructive testing of main parts.
6.2 Type inspection
6.2.1 Type inspection is required in any of the following cases: a) Prototype trial production;
b) After formal production, there are major changes in materials and processes; c) Normal production, annual or cumulative continuous production of 100 sets; d) National or industry quality supervision agencies propose type inspection. 6.2.2 Type inspection items:
a) Joint thread;
b) Slip heat treatment hardness;
c Movement flexibility of moving parts;
d) Non-destructive testing of main parts;
e) Mechanical properties of main parts;
f) Overall performance.
6.3 Judgment rules
SY /T 569---200
6.3.1 During factory inspection, 5% of items in 6.1.2b) shall be sampled for inspection, and the remaining items shall be inspected piece by piece. If any indicator fails to meet the standard, the product shall be judged as unqualified. If the sampled items are found to be unqualified, they shall be changed to piece by piece inspection. 6.3.2 During type inspection, the number of samples shall be no less than 2 sets, and each set of samples shall be inspected daily according to the items specified in 6.2.2. If any indicator fails to meet the standard, the type inspection shall be judged as failed.
7 Marking, packaging, purchase, storage and transportation
7.1 Marking
The following markings should be printed in the marking slot: a) Product model and connector thread code;
b) Salvage range: For salvage spears equipped with multiple sets of slips, the outer diameter of the slips should be marked on the slips they are equipped with: c) Manufacturer code or registered trademark;
d) Product number or production date.
7.2 Packaging
7.2.1 After the product is assembled, the connector threads are coated with anti-rust grease and protected with thread guards. 7.2.2 The packaging box should be marked with the manufacturer's name, factory address, product name and model, and production date. 7.2.3 Random documents include:
a) Product inspection certificate;
b) Product instruction manual;
c) Packing list.
The above documents need to be packed in plastic bags and placed in the packaging box. 7.3 Storage and Transportation
The product should be placed in a clean, dry and ventilated warehouse and avoid contact with corrosive substances. It should be placed horizontally during storage and transportation, and it is strictly forbidden to drop, bump or squeeze it.
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