API 5B Casing Coupling 8 5/8" STC M65 - NACE MR0175 For Sour Gas Wells

COMPANY PROFILE

Jiangsu Service Petroleum Technology Co., Ltd. is committed to researching and supplying high-level petroleum downhole tools and drilling equipments, and has obtained the certificates of API Q1, API 5CT, ISO9001 quality system certification, 14001 environmental system certification, and 18001 occupational health system certification.

With over 15 years of manufacturing experience and successful collaborations with renowned oil extraction companies such as China National Petroleum Corporation, Sinopec, Shell, Mobil, and Husky Energy, we have established a reputation for delivering oil casing accessories that surpass industry standards, meeting the demanding requirements of challenging oilfield operations.

Products Description

Couplings are short lengths of pipe used to connect 2 joints of tubing or casing.

They come with painted colour codes on their external surface to indicate their grades.

Coupling manufactured from 1-1/3" to 30" according to API standard. It is treated with phosphating or copper plating and have good abrasion& corrosion resistance. Threads have strong viscous resistance. Also customized couplings can be supplied according to special requirement, such as special-clearance coupling, combination coupling, reducing coupling, seal-ring coupling, special-bevel tubing coupling, ect.

Service's coupling has the characteristics of relieving the stress concentration at the root of the outer thread of the oil pipe connected with a single cone thread, which is not easy to produce fatigue fracture, and the connection effect is good. Effectively prevent the occurrence of oil well tubing column break off accident.

FAQ

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