API Coupling

API coupling is used for connecting two thread pipes. Vigor's Coupling includes Casing coupling and Tubing coupling.

Material Grade: J55, K55, N80Q, L80, P110, C90, T85, C110 and Q125 with PSL1 and PSL2

Size Range: 2-3/8", 2-7/8" and 3-1/2" OD for Tubing

4-1/2"-20" OD for Casing 

Thread type: 8RD, 10RD for Tubing(also called EU and NU)
                     BTC, LTC, STC for Casing

Also supply the customization threads as per client's drawings.

Features:

1. Coupling is produced through tube rolling, heat treatment, threading and other procedures.

2. Surface treatment: Phosphating
 3. Accordance with API 5CT and 5B standards. 
4. Inspection includes Non-destructive testing, Hydrostatic pressure(Max.120 MPa).