Casing coupling

Product name：Casing Coupling、Casing Collar、Casing Coupler

Technical standard：API SPEC 5CT、API SPEC 5B、ISO

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

Specification range：OD 4 1/2"~20"

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

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

Tubing coupling

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

2. Size: tubing coupling from 1.9" to 4-1/2"

3. Type: NUE, EUE

4. Surface treatment: Whole phosphating, or inside phosphating and outside coating

5. Packing: By carton, wooden case, wooden pallet, or by requirements of customers

6. Accordance with API 5CT and 5B standards.

7. Inspection includes Non-destructive testing, Hydrostatic pressure (Max.120MPa).