Some standard content:
ICS75.180.01
Reservation number: 6853--2000
Petroleum and natural gas industry standard of the People's Republic of China SY/T 5496200
Jar and accelerator
Jar and accelcrator
2000-03-10 Issued
State Petroleum and Chemical Industry Bureau
2000-10-01 Implementation
SY/T 54962000
1 Scope
2 Reference standards
3 Definition
4 Classification and naming
5 Technical requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transportation, storage
Appendix A (suggestive appendix)
Examples of code names of jars and repellers8
SY/T 5496—2000
This standard is sufficient to replace SY/T 549692 "Classification and general technical conditions for jars", SY/T 549692 "Classification and general technical conditions for jars" and SY/T 549692 "Classification and general technical conditions for jars" SY505491 (Open Down-hammer> SY5055-85 "XJ-K Type Ground Down-hammer", SY5082-91 Drilling Capsule Hammer", SY5086-85 Hydraulic Up-hammer and Degree Hammer Accelerator), SY521387 "Closed Down-hammer", SY542591 "Super Up-hammer" 7 standards were merged and revised into a single standard. This standard absorbs the contents of SY/T5496 and other 7 standards that can meet the requirements of production, on-site use and inspection, amends some of the main parameters, and stipulates and improves The classification and naming, requirements for machine performance and test methods are added, and the definition, requirements for dynamic friction and reset force are added. This standard meets the needs of drilling and well repair and salvage jars and jam-free operations, and stipulates the minimum performance requirements for jars and accelerators, so that they can be applied to various types of jars. Appendix A of this standard is a reminder appendix. This standard will replace SY/T5496-92, SY5054-91, SY5055-85, and SY5082-91 from the month of implementation. 5086--85. SY 5213-87, SY 5425-91. This standard is proposed and approved by the National Technical Committee for Standardization of Petroleum Drilling Equipment and Tools. The responsible drafting unit of this standard: Drilling Technology Research Institute of North China Petroleum Administration Bureau. The participating drafting unit of this standard: Guizhou Gaofeng Machinery Factory. The main drafters of this standard are Su Kaixun, Jin Daoshui, Su Xuebin, and Tian Xiaoyan. This standard was first issued in September 1992, and this is the first revision. V
Petroleum and Natural Gas Industry Standard of the People's Republic of China Jars and Accelerators
Jar and arceleratur
SY/I 5496--2000 *
This standard specifies the classification and naming of jars and accelerators, technical requirements, test methods, inspection rules and markings, packaging, transportation, storage, etc.
This standard applies to jars and accelerators used for shock and jam relief in petroleum drilling and well repair operations. 2 Reference Standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. The versions shown are valid when the standards are published. All standards will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T222-1984 Sampling method for chemical analysis of steel and allowable deviation of chemical analysis of finished products GB/T223.2-1994 Determination of sulfur content in steel and alloy GB/T223.3-1994 Determination of phosphorus content in steel and alloy GB/T228-1987 Metal tensile test method GB/T229-1994 Metal Charpy notch impact test method Metal Brinell hardness test method GB/T1231-1984 GB/T4749-1993 Drill pipe joint thread gauge GB/T5330-1985 Metal wire braided square hole screen for industrial use GB/T6397-1986 Metal tensile test specimen GBT9253.1-1999 Petroleum drill pipe joint thread II3/T 4385—1987 Hammer forgings: general technical conditions Non-destructive testing of pressure vessels
1371 4730—1994
SY 5290—91 Petroleum drill pipe joints
SY 6327—1997 Petroleum drilling machinery - Product model compilation method 3 Definitions
This standard adopts the following definitions:
3.1 Release force
The tension or pressure required to release the constraints of the internal mechanism of the jar and make the jar produce a jarring effect: 3.2 Rated release force
The release force measured on the test bench under certain conditions. 3.3 Effective operating cycle
The total number of strikes or the pure downhole operating time without faults when the release force of the jar is not less than 5% of the maximum release force of the product during continuous or intermittent operation.
*/EY/T 5406-92、SY 5054-91.SY 5055--85、SY 5082--91、SY 5086--85、SY 5213-87. SY 542591.
National Petroleum and Chemical Industry Bureau 200) -3-10 Approved 2000-10-01 Implementation
SY/TS496-2000
1 During the effective working period, the impactor does not need any maintenance or replacement of parts. 2 The time interval between intermittent operation shall not exceed 100 hours. 4 Classification and naming
4.1 According to the working conditions, jars can be divided into drilling jars and salvage jars; according to the principle of jarring, they can be divided into hydraulic jars, mechanical jarring and free-fall jars; according to the jarring direction, they can be divided into upper jars, lower jars and bidirectional jars. According to the working conditions, accelerators can be divided into drilling accelerators and salvage accelerators; according to the acceleration direction, they can be divided into upper accelerators, lower accelerators and bidirectional accelerators; according to the acceleration principle, they can be divided into mechanical accelerators and hydraulic accelerators.
4.2 The naming of jars and accelerators shall reflect their working conditions, working principles, working directions, product features and uses. 4.3 The model compilation method of jars and accelerators shall comply with the provisions of SY/T6327, and the model composition is as follows: Improvement code, determined by the manufacturer
-Specifications are expressed in cm of the nominal outer diameter
Name code
The name code consists of the first capital letter of the Chinese phonetic alphabet representing the working conditions, working principle, working force, product features and uses. The number of letters generally does not exceed three: Examples of name codes are shown in Appendix A (suggestive appendix) 5 Technical requirements
5. Basic parameters
The basic parameters of drilling jars and accelerators are shown in Table 1, and the basic parameters of salvage jars and accelerators are shown in Table 2. Basic parameters of drilling jars and accelerators Table 1
Water hole diameter
Nominal outer diameter
Connector thread
Water service sealing pressure
Maximum tensile load
Maximum working torque
Nominal outer diameter
Water hole diameter
Requirements for components
SYT 549620U0
Table 2 Basic parameters of salvage jars and accelerators Water hole sealing pressure
Connector thread
Forgings should comply with the relevant provisions of JB/T4385. MPa
Maximum tensile load
Maximum operating torque
The sulfur and phosphorus content of the main parts of the product shall not be greater than 0.030%. The mechanical properties after heat treatment shall comply with the requirements of Table 3. 5.2.2
Table 3 Mechanical properties of main parts materials
Ejector
Jaller
Nominal outer diameter
Tensile strength
Yield strength 50.2
≥:760
Elongation
Shrinkage
Impact energy A
5.2.3 Product requirements The parts to be tested shall be subjected to non-destructive testing, and the defect level shall not be lower than the single defect level II, wave bottom reduction level I and dense area defect level I specified in JBT4730 for non-destructive testing of pressure vessel forgings. 5.2.4 The threads of the upper and lower drill pipe joints of the jar and the accelerator shall adopt the thread specifications and types specified in Table 1 and Table 2, and the joint thread spacing shall comply with the relevant provisions of GB/T'9253.1; both ends of the tool and each connecting thread shall be treated with anti-sticking. The sealing element shall be resistant to acids in the range of rH6pH9, and the temperature resistance shall not be lower than that specified in Table 1 and Table 2. 5.2.5
SY/T 5496--2000
The total amount of particles with a size of less than 0.08m in the working medium of the hydraulic jar shall not be greater than 10mg/100mL; the working medium shall be resistant to 5.2.6
The temperature shall not be lower than the requirements in Table 1 and Table 2. Note: Key parts of products refer to metal parts that bear the operating load and liquid force in the liquid cavity during the use of the product. 5.3 Total one-way stroke of jar and accelerator The total one-way stroke of jar and accelerator shall be in accordance with the provisions of Table 4. Table 4
Total one-way stroke of jar and accelerator
Free fall
Jolting end
Hydraulic jarwww.bzxz.net
Machine plate jar
Accelerator
Short stroke
Long stroke
Requirements on overall performance
20H1--550
4501G00
120~400
120~-250
120-400)
5.4.1 The water eye sealing capacity of jar and accelerator shall not be lower than the water eye sealing pressure specified in Tables 1 and 2. 5.4.2 Except for the falling body jar, the maximum release of the jar shall comply with the provisions of Table 5. 5.4.3 The jar and accelerator shall be subjected to bench performance test. And meet the requirements of 5.4.3.1-5.4.3.5. 5.4.3.1 Requirements for the smoothness of movement of the jar. Hydraulic jars and adjustable mechanical jars (adjusted to zero position) shall be able to release no more than 15% of the maximum force of the product, so that the mandrel moves slowly and evenly, smoothly, without jumping or jamming in the jarring direction within the full stroke. 5.4.3.2 Requirements for the calibrated release force of the jar. When the heart rail of the sac jar moves at a speed within the range of 400-650rm/min, its rated release force shall comply with the rated release force requirements specified in Table 5. Table 5 Release force of shock
Hydraulic jar
Ring outer diameter
Upper jar
Maximum release force
150-20%
180±20%
200±20%
250120%
350 ±20%
500 ±20%
70+20%
700 ±20%
800±20%
1000120%
1200±20%
Calibrated release force
40 -80
60 ~100
90~120
150~250
20-350
300 -450
300~450
350--55
400 ~600
-100-600
500-·700
Depressor
Maximum release force
60±20%
9(1 ± 20 %
100 _20%
120=20%
180 = 20 %
250=20%
350±20%
350±20%
40 +20
500±20%
500±20%
Calibrated release force
30--80
60～10u
1 -- 150
120-180
180250
180--2.50
200300
200 300
200 - 300
300 ~400
Mechanical vibrator
Upper auspicious device
Most effective
150±20%
180±20%
200 ± 20%
300 ±21%
40020%
500±20%
600 ± 20 %
70020%
800=20%
0N 20*6
1000 +20%
Lower striker
Maximum release force
80120%
100±20%
250 ±20%
300±20%
350±20jin
350+20%
400+20%
450 ± 20%
450±20%
500±20%
SY/T 5496--2000
The calibrated release force of the mechanical jar shall be the maximum release force of the product. When the adjustable mechanical jar is adjusted in stages within the range of 20% to 80% of the maximum release force of the product, the calibrated release force shall increase linearly with the adjustment amount, and the relative error between the increase of the calibrated release force and the mean of its increment shall not be greater than 40%. 5.4.3.3 After the jar is released, the dynamic friction force when the mandrel continues to move in the jarring direction shall not be greater than 10% of the calibrated release force of the product.
5.4.3.4 The jar shall be able to be reset to the original stroke position against the jarring direction under the action of a reset force not greater than 20% of the product's rated release force.
5.4.3.5 When the elastic element of the accelerator is compressed to the full stroke, its compression force shall be consistent with the maximum release force of the hydraulic jar in Table 5. After unloading, the accelerator shall be able to reset itself, and the reset error shall not be greater than 1S%. 5.4.4 The tensile strength of the jar and accelerator shall not be less than the minimum tensile load specified in Tables 1 and 2. 5.4.5 The torsional strength of the jar and accelerator shall not be less than the maximum working torque specified in Tables 1 and 2. 5.4.6 The temperature resistance of the jar and accelerator shall not be less than the requirements of Tables 1 and 2. For jars and accelerators used in deep wells and with special temperature resistance requirements, the supplier and buyer shall specify this in the contract. 5.4.7 The effective working cycle of the drilling jar should not be less than 200 times or 500 hours, and the effective working cycle of the salvage jar should not be less than 100 times.
6 Test methods
6.1 Chemical analysis of materials
The samples for chemical analysis of materials shall be taken in accordance with the relevant provisions of GBT222. The analysis of sulfur and phosphorus content shall be carried out in accordance with the relevant analysis methods of GB/T223.2 and GB/223.3. 6.2 Mechanical properties
The samples for tensile test and impact test shall be cut longitudinally from the center line of the sample and at a distance of more than 25mm from the surface of the part, or from the middle of the thickness of the part, whichever is smaller. The samples shall comply with the relevant requirements of C36397. The test methods shall be in accordance with the relevant provisions of GB/T228 and GB/T229 respectively; the test method for Brinell hardness shall be carried out in accordance with the relevant provisions of GI3/1231. 6.3 Non-destructive testing
Non-destructive testing shall be carried out in accordance with the non-destructive testing methods for pressure vessel forgings specified in JB/T4730. 6.4 Drill rod joint thread spacing
The gauge used for joint thread inspection shall comply with the requirements of CB/T4749: The inspection method for joint thread spacing shall be carried out in accordance with the method specified in SY5290.
6.5 Overall performance
6.5.1 Water eye sealing performance test
Connect pressure test joints at both ends of the jar or accelerator, and pump pressure test liquid into the tool water eye. When the pressure indication value reaches the requirement of 5.4.1, maintain the pressure for 5irin. The pressure drop shall not exceed 0.5MPa. 6.5.2 Jar movement stability test
Connect tension and compression joints at both ends of the jar and place it on the tension and compression test frame. Adjust the test frame to the tension or force value required by 5.4.3.1, so that the spindle moves slowly to the full stroke along the jar force direction. Repeat the operation 3 times. Each time it should meet the requirements of 5.4.3.1: 6.5.3 Jar calibration release force test
Connect tension and compression joints at both ends of the jar and place it on the tension and compression test surface. 6.5.3.1 Test of the calibrated release force of hydraulic jar: adjust the speed of the tension and compression test frame force rod to a certain speed within the range of 400-650mm/mill, adjust the force indication to 20% greater than the calibrated release force of the product, pull or press the mandrel along the jarring direction until it runs to the full stroke, repeat the operation 3 times, and the measured release force should be within the calibrated release force range specified in Table 5; when the calibrated release force is greater than 200kN, the difference between the three measured J values shall not exceed 50kN. 6.5.3.2 Test of the calibrated release force of mechanical jar; 15
SY/T 5496---2000
a) For non-adjustable mechanical jars, according to 5.4.3.2. Directly test and calibrate the release force according to the requirements of h) For adjustable mechanical prying devices, adjust the release force from low to high in the range of 20% to 100% of the maximum release force of the product, and test step by step. The adjustment amount is the same each time until the maximum release force value of the jar is reached. According to the release forces F1, F2, Fs, ... Fm of each level between 20% and 80% of the maximum release force of the product, calculate the increments △Fi, △F2, △F3, AF-1 between two adjacent levels, and then calculate the mean value △F of each level increment. Finally, according to formula (1) and the requirements of 5.4.3.2, calculate the relative error 6 between the increments of each level and the mean value of the increments; check the maximum release force according to the provisions of Table 5. = IAEl × 100%
Where: △F—the increment of the release force at the nth level, △F,=Fn+1-F,n1,2,3,4F——the average value of the increment of the release force at each level, F=（△F）/n; —the relative error between the increment of the release force at each level and the average value of the increment. 6.5.4 Dynamic friction and reset force
.....-{1)
After the virtual impactor is released, while the spindle continues to move along the impact direction to the full stroke, record the maximum value of the dynamic friction. While the spindle is returning to the original stroke in the reverse impact direction, record the maximum value of the reset force. 6.5.5 Compression performance test of accelerator
Connect the tension and compression joints at both ends of the accelerator, place it on the tension and compression test stand, measure the original stroke, and then slowly compress the elastic element to the full stroke to check whether the force value meets the requirements of 5.4.3.5; then slowly remove the load, let the spindle recover to the maximum stroke, and measure the stroke after reset. Calculate the reset error according to formula (2). W =Xo=××100%
W——Reset error;
Xp——Original stroke;
X—Reset stroke.
Hydraulic jars and speed reducers shall not leak in the connection parts and oil plugs of the liquid chamber in the tests of 6.5.2-6.5.5. 6.5.6 Maximum tensile capacity test
Place the jar or speed reducer on the tension and compression test frame, open its full stroke, and slowly apply axial tension until the maximum tensile load specified in Table 1 and Table 2 is reached, hold for 1 minute, and then slowly unload, and check whether there is any stagnation in the relative moving parts and whether the function is correct. 6.5.7 Maximum torsion resistance test
Place the jar or accelerator on the torque test stand, slowly apply right-hand torque to the radial bearing torsion component and the cylinder torsion component until the maximum working torque is reached, hold for 1 minute, then slowly unload, check whether there is any stagnation in the relative moving parts and whether the functions are normal. 6.6 Inspection of the cleanliness of the working medium of the hydraulic jar The inspection of the cleanliness of the working medium should be carried out after the performance test of the whole machine is completed. 6.6.1 Inspection conditions a) Kerosene; b) Semi-grid filter screen of model GF3W0.071.0.050 that meets the requirements of GB/I5330. 6.2 Inspection method 6.6.2.1 Put the filter screen into an oven that has been heated to 20°C. After 30 min, take it out and cool it in a desiccator for 15 min. Then weigh it on a balance. 6.6.2.2 Spread the filter screen at the mouth of the funnel and place it under the liquid hole of the jar. Release all the working medium in the liquid cavity of the jar and measure (or calculate after weighing) the volume of the working medium with a measuring cup. 6.6.2.3 Add kerosene equivalent to about 2T of the working medium volume into the liquid cavity of the jar, raise the upper end of the jar and then lower it. -6
SY/T 54962000
After doing this three times, release all the kerosene and filter it with a filter funnel. 6.6.2.4 Use clean kerosene to clean the grease on the filter with impurities. Dry the filter together with the impurities according to the provisions of 6.6.2.1, cool and weigh them, and calculate the mass of impurities. 6.6.2.5 Calculate its cleanliness based on the mass of impurities and the volume of the working medium. 6.7 Effective working cycle test
The effective working cycle can be tested through actual application underground, or tested on the ground by simulating field conditions. 7 Inspection rules
7.1 Factory inspection
The product can only be shipped after it has passed the inspection of the manufacturer's inspection department and is accompanied by a certificate of qualification! 7.1.1 Factory inspection items for jars: a) thread spacing between upper and lower joints; b) water-hole sealing performance; c) motion stability; d) calibrated release force; e) working medium cleanliness. 7.1.2 Factory inspection items for accelerators: a) thread spacing between upper and lower joints; b) water-hole sealing performance; d) reset error; d) force to compress the elastic element to full stroke. 7.1.3 Factory inspection requirements for products: When the product is shipped, one set of item e) in 7.1.1 shall be sampled for inspection for every 10 sets accumulated; if it fails, another set shall be sampled; if it still fails, the batch of products shall be inspected piece by piece. The remaining items in 7.1.1 and 7.1.2 should be inspected piece by piece. If one item fails, the product shall be judged as unqualified: 7.2 Type inspection
7.2.1. Type inspection should be carried out when any of the following situations occurs: First machine trial production:
After formal production, there are major changes in structure, materials and processes that may affect product performance; Products that are resumed after being discontinued for 24 months; When the national or industry quality supervision agency requires type inspection. 7.2.2 Type inspection items for impactors:
a) thread spacing between upper and lower joints;
b) water-sealing performance;
c) motion smoothness;
d) nominal release;
e) dynamic friction;
f) reset force:
g) working medium cleanliness;
h) maximum tensile load;
i) maximum operating torque:
i) effective working cycle.
7.2.3 Type inspection items for accelerators:
a) thread spacing between upper and lower joints;
b) water-sealing performance;
c) reset error;
h) force to shrink the elastic element to full stroke:
c) maximum tensile load;
d) maximum operating torque.
SY/T 5496--2000
7.2.4 When the product is subjected to type inspection, one set of samples shall be randomly selected and inspected according to the items specified in 7.2.2 and 7.2.3; if one item fails, two more sets shall be selected for inspection: if there are no unqualified items, the type inspection shall be judged as failed. 8. Marking, packaging, transportation, storage
8.1. Marking
The following markings shall be printed in the marking groove of the product: manufacturer code or trademark:
product model and specification;
-→connector thread code;
-output number.
8.1.1 Use an adjustable mechanical jar to adjust the release force, and mark the high and low adjustment release force on the adjustment ring. 8.1.2 The outer surface of the package should have the following signs: - Name and address of the consignee:
Name and address of the consignee;
- Product name and model:
Gross weight and net weight, packaging box dimensions (length × width × height); - Packing date,
8.2 Packaging and transportation
8.2.1 The outer surface of the product (except the joint thread surface, joint sealing surface, and sliding friction surface) should be coated with protective paint. 8.2.2 The joint thread and its sealing surface should be coated with anti-rust paint and covered with expansion thread; the sliding friction surface should be coated with anti-rust oil, wrapped with plastic cloth, and covered with protective cover.
8.z.3 The accessories and spare parts of the product should be classified and packaged with materials, then placed in the wooden box and fixed. The packaging box must be firm and comply with the relevant regulations for road, rail or sea transportation. 8.2.4 The product must not be dropped or bumped during transportation, and must not be bent or deformed. 8.2.5 The following documents should be brought with the product before it leaves the factory: product certificate;
- Instruction manual;
- Packing list.
The above documents should be packed in plastic bags and placed in the packing box. 8.3 Storage
8.3.1 The product should be stored horizontally in a dry, clean and ventilated warehouse. If it is stored in the open, it should be covered with a canopy and have anti-rust measures. 8.3.2 Rubber seals should be stored in a dry, cool warehouse. The shelf life shall not exceed 18 months. 8.3.3 After the whole machine has been stored for more than 18 months, the seals and perishable working media should be replaced before use. Product Name
Super upper impactor
Surface lower impactor
Open lower impactor
Closed lower impactor
Hydraulic upper impactor
Mechanical upper impactor
Drilling upper impactor
Drilling lower impactor
Integrated drilling extension impactor
Fully mechanical follower
Driving accelerator
SY/T 54962000
Appendix A
(Suggested Appendix)
Examples of name codes for jars and accelerators
Name code
Examples of name codes for jars and accelerators
C is the code for holding, representing super; S is the code for the direction of impact, representing upward impact; D is the characteristic code, representing ground; X is the code for the direction of impact, representing downward impact; K is the characteristic code, representing open type; X is the code for the direction of prying impact, representing downward impact; B is the code for pending impact, representing closed type; X is the code for the direction of vibration, representing downward impact; Y is the code for the principle of impact, representing hydraulic pressure; S is the code for the direction of impact, representing upward impact! is the code for the striking principle, representing machinery; 5 is the code for the striking direction, representing upward striking; the first S is the code for the working condition, representing while drilling; SJ is the code for the striking direction, representing upward striking; S is the code for the working condition, representing while drilling; X is the code for the striking direction, representing downward striking; Z is the code for the characteristic, representing the whole; S is the code for the working condition, representing while drilling; Q is the code for the characteristic, representing the whole; is the code for the striking principle, representing machinery; ZIS is the function code, representing shock acceleration
Note: In the code for the while drilling upper impactor, in order to avoid duplication with the water brake code in SYT6327, the double letters SI are used to represent the striking direction
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