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).