Product Name:Tubing and casing coupling

Std Ref.:API 5CT and 5B ISO9001,2008

1.Grade:J55, K55, N80-1, N80-Q, L80, C90, P110

2.We also supply permium thread products by customer's request

3.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"

4.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling).

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

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

Otherwise, Our company manufactures and sells casing and tubing couplings,pup joints, tool joints, adapter pup-joints, adapter couplings, stabilizers, anchors of oil pumps and revolving sand gravitated device of well, etc.

We always do business based on the principle of equality and mutual benefit, we provide the high quality and competitive price products.

SLRT, located in China's second largest oil field, with the registered capital of RMB one hundred million, as the first tier supplier network of CNPC and Sinopec in China, we are a API certificated manufacturer and global supplier of quality oilfield equipment to the oil and gas industry.