In recent years, not only our business performance has been rising, but also our environmental protection concept has been improved and embodied in the production of Honed tubes, Head Tail Welding Positioner, S20C Honing Pipe. We will provide you with better and more appropriate technical solutions compared with peers, as well as advanced installation technology and perfect after-sales service. We are increasingly expanding our international market share based on quality products, excellent service, reasonable price and timely delivery. We welcome you to contact us for more information and look forward to working with you! Our goal is to make products that the market needs and consumers want, with superior performance, reasonable price and long service life. Our business continues to grow, we are willing to provide you with satisfactory products and quality service with our own standards and unremitting efforts.
Introduction
Steel Tube Coupling is a kind of drilling tool in oil field, which i$ mainly used for tubing connection. The tubing coupling mainly solves the problem of fatigue fracture of existing coupling due to stress concentration.
Technical Parameter
Specification range | ||
OD | 42.16 MM - 508 MM(1.66"-20") | |
Materials | H40, J55, K55, N80-1, N80-Q, L80-l,L80-9Cr, L80- 13Cr, PI 10, Q125 | |
Executive standards | API 5CT, GB, IS011960, GOST | |
Thread connection | EUE, NUE, STC, LTC, BTC and Premium connection | |
Testing | NDT etc related rules of API 5CT and SB | |
Type | seamless |
Component composition
The tubing coupling structure is that the tubing end and the inner wall of the coupling body are connected by tapered thread, and the end of the coupling body and the tubing are connected by the same thread and the same pitch horizontal thread.
Equipment characteristics
The utility model has the characteristics of alleviating the stress concentration at the root of the outer thread of a single conical thread connecting tubing, and is not easy to produce fatigue fracture, and has good connection effect. Effective prevention of tubing string break-off accident.

We adhere to the business philosophy of 'systematization, scale, standardization, and internationalization' to provide you with strong technical guarantee and comprehensive support for producing high-quality Food Grade Sanitary Stainless Steel Hose Fitting Tube Pipe Fitting Hose Coupling. Based on the support of the majority of users, we will continue to devote ourselves to improving existing products and developing new products to provide our partners with the most suitable solutions. The innovation mechanism provides a fundamental guarantee for the optimal allocation of enterprise resources and the enhancement of competitiveness.
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