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OCTG - Coupling for Casing and Tubing
Couplings are short lengths of pipe used to connect 2 joints of tubing or casing.
They come with painted color codes on their external surface to indicate their grades.
Couplings are manufactured according to API 5CT and 5B specifications.
Product Description
The following Couplings are available:
API Casing Coupling Options:
● Size: Outside Diameter 4-1/2” to 20”
● Grade: H40/J55/K55/N80/L80/C95/T95/P110/ Q125, etc.
● Wall thickness: 6.35-12.70mm
● Thread: STC/ LTC/ BTC
● Mill Test Certificates:
Issued in accordance with API Specification 5CT Eighth Edition.
Additional Third Party Inspection can also be performed on request.
API Tubing Coupling Options:
● Size: Outside Diameter 1.66” to 4-1/2”
● Grade: H40/J55/K55/N80/L80/C95/T95/P110/Q125, etc.
● Wall thickness: 3.56-16mm (2.3ppf-26.1ppf)
● Connections: API Connection: NU/EU/IJ
● Mill Test Certificates:
Issued in accordance with API Specification 5CT Eighth Edition.
Additional Third Party Inspection can also be performed on request.
For More Information Talk to Our Product Service Experts
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+86 393 4805 739
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Zhongyuan Oilfield, Puyang City, Henan Province, China
Puyang Zhongshi Group Co., Ltd. we have competitive prices of our main products of casing tools like casing centralizer, floating equipment, cementing plug, cementing
