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YJ Type One-way Shock Absorber
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Product Details
| Place of Origin | China | Brand Name | GM | |
| Type | Drill Collar | Machine Type | Drilling Tool | |
| Certification | API | Material | Carbon Steel | |
| Processing Type | Forging | Use | Well Drilling |
Product Description
Specifications
1 YJ type one-way shock absorber is a fishing tool2.API 7-1 certificate
YJ type one-way shock absorber is a kind of drilling tool which effects shock absorption by depending on hydraulic oil external force through elastic deformation and damping. With some features of simple construction and easy and reliable operation,it can fully overcome the impact and shocking load from drill strings during drilling operation. Taking use of the shock absorber, it can raise the service life for drill bit and drill tool, speed up drilling, get rid of drilling jumping , well protect surface equipments and drilling tools.
Technical specifications and parameters
Type | O.D. | I.D. | Max.stroke | Max.bit | Tensile | Ambient | Thread | Pull-down | Sealling |
(mm) | (mm) | (mm) | weight | strength | temperature | conn. | overallength | Pressure | |
(KN) | (KN) | (mm) | Mpa | ||||||
YJ121B | 121 | 38 | 121 | 265 | 1000 | -40~150 | 3 1/2"REG | 3950 | 30 |
YJ160B | 160 | 45 | 120 | 343 | 1500 | -40~150 | NC46 | 4100 | 30 |
YJ178B | 178 | 57 | 125 | 392 | 1500 | -40~150 | NC50 | 3845 | 30 |
YJ203B | 203 | 64 | 150 | 490 | 2000 | -40~150 | 6 5/8"REG | 4045 | 30 |
YJ229B | 229 | 70 | 150 | 539 | 2000 | -40~150 | 7 5/8"REG | 3800 | 30 |
Contact Us
- Goldenman Petroleum Equipment Co., Limited
- Contact nameJane Qi Chat Now
- Phone0086-546-8058559
- AddressNo. 67, Fuqian Street, Dongying District, Shandong, China
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