All of the coupling manufactured by us are made from the best coupling stock from qualified seamless mills. All of our alloy tubing couplings are made from high-quality coupling stock heat treated in our facilities.
Couplings are manufactured from Coupling Blanks made from Seamless Coupling Stock material meeting the requirements of the API Specifications 5CT. API Coupling Stock is a seamless thick-wall tubular product used in the manufacture of coupling blanks. Pipes for Coupling Stock with PSL2 and even higher level, could meet customers need for processing API or NON-API thread couplings. The Coupling Stock of our company with high quality.As the material of the casing or tubing coupling,The coupling stock can ensure the quality of the couplings.
So if you want to have the high quality of the couplings you can contact with us, we provide you with high quality products.