We manufacture API Tubing, Casing, Line Pipe and NPT thread coupling , Half and Full Couplings and other customers required premium threading products. We have a total annual capability of 600000 pieces.

As per API 5CT, we produce and supply the outer diameter from 2-3/8” to 20”, steel grade covers H40、J55、K55、N80、L80、P110, with round , buttress and premium threading types.
As per API Spec 5L, we can produce and supply 2” to 12”,  steel grade A、B、X42、X52、X60、X65、X70、X80 products.
We also can produce and supply stainless steel coupling and fittings, sizes and specification from 2” to 12”, material use 201、202、304、305 and etc. The type of threading include API 5B, NPT threading.