API 5CT J55 K55 N80 L80 P110 Oil Gas Well Drilling Casing Pipe and Tubing

API 5CT J55 K55 N80 L80 P110  Oil Gas Well Drilling Casing Pipe and Tubing

  Casing Pipe:

Technical standard: API SPEC 5CT,API SPEC 5B

Product grade: H40,J55,K55,N80-1,N80Q,L80,C90,T95,P110

Specification range:  OD114.3~339.7mm, WT5.21~22.22mm(4 1/2"~13 3/8")

Thread types: Short round thread(STC).Long round thread(LC).Buttress thread(BC)

The range of length: R2(7.62m~10.36m),R3(10.36m~14.63m)

Application of product: Pipe run from the surface and intended to line the wall of a drilled well.



Casing Coupling:

Technical standard: API SPEC 5CT,API SPEC 5B

Product grade: H40,J55,K55,N80-1,N80Q,L80,C95,T95,P110

Specification range: OD127~365.12mm(4 1/2"~13 3/8")

Thread types: Short round thread(STC),Long round thread(LC),Buttress thread(BC)

Application of product: Internally threaded cylinder for joining two lengths of threaded casing pipe



Casing Pup-Joint:

Technical standard: API SPEC 5CT,API SPEC 5B

Product grade: H40,J55,K55,N80-1,N80Q,L80,C95,T95,P110

Specification range:  OD114.3~339.7mm, WT5.21~22.22mm(4 1/2"~13 3/8")

Thread types: Short round thread(STC).Long round thread(LC).Buttress thread(BC)

The range of length: < R1 (4.88m)

Application of product: Casing of length shorter than R1, Used to regulate casing surface location, and connect cement head. 

Technical Characters

1.Use the raw material with high strength and good comprehensive properties.

2.Screw using special CNC machine, and high precision ,operational safety and long life.

3.Coupling the phosphating treaatment ,good wear resistance ,tread anti adhesive strength.

Packaging &shipping

Both ends of the protection screw cap

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