Ruixin Energy Equipmnet
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High Flexibility Wireline Knuckle Joint Wireline Tool String
Wireline Knuckle Joint Wireline Tool String
Ⅰ. Introduction
A wireline knuckle Joint is used to add flexibility to the tool string and it is effective in deviated wells. Whenever Stem and jar are not aligned or not moving freely it is impossible to operate tools. However, adding knuckle joint in a string this situation can be avoided. Knuckle Joints are run immediately below mechanical jar. For additional flexibility additional knuckle joints can be included between stem and jar.
Ⅱ. General Technical Parameters:
| Size | Fishing neck | Connection | PN. |
| 1.25＂ | 1.187＂ | 15/16UN | W0*-0*.0*.0* |
| 1.5＂ | 1.375＂ | 15/16UN | W0*-0*.0*.0* |
| 1.75＂ | 1.375＂ | 15/16UN | W0*-0*.0*.0* |
| 1.875＂ | 1.75＂ | 1-1/16UN | W0*-0*.0*.0* |
| 2.5＂ | 2.313＂ | 1-9/16UN | W0*-0*.0*.0* |
Note: More customized parts are available upon request.
III. Structural features and use:
The wireline knuckle joint is composed of upper contact, connecting sleeve, ball stud, lower contact, etc. The upper contact and the inner ball socket of connecting sleeve constitute a marked inner spherical surface; the bottom of ball stud is connected with the lower contact. While swinging and rotating the lower contact, the outer spherical surface of ball stud can move freely in the ball socket.
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◆About Baoji RuiXin Slickline Tools
Baoji Ruixin Energy Equipment Co., Ltd. was established in 2012. It is an IS0: 9001-2015 and API Q1 system certified technology research and development organization specializing in the design and manufacture of steel wire, cable and coiled tubing tools. With strong new product research and development capabilities, it has obtained 12 national utility model patent certificates and 1 invention patent certificate. Undertook two prefecture-level and provincial-level scientific research projects. Our products include wireline wireline wellhead blowout prevention equipment, wireline downhole tools and coiled tubing downhole tools. At present, we have provided professional equipment and technical support to more than 50 oilfield service companies in various regions at home and abroad.
◆Strict quality control system
Steel wire working tools are certified by API, and all manufacturing are strictly in accordance with API system, including quality control management, environmental management and occupational health and safety management. For each wire working tool and each part, we have achieved traceability from raw materials, production process to product shipment.
◆Hard work, after-sales service
On-site technical guidance exchanges with each other. Our sales and technical personnel communicated well with front-line engineers and technical experts on the job site, and solved technical problems such as material selection, sealing structure optimization, and accident handling in complex environments. And carried out many technical exchanges and friendly cooperation. We have done a good job of product after-sales service for customers, and we provide customers with more satisfactory services. We would like to thank more and more customers for their support and trust. In the future, we will do better.