For full cooperation of the sealing surface of metal to metal seal structure, gas seal reliable performance.

TP-CQ special buckle joint is a kind of casing gas seal joint. Meet the natural gas exploration and development, as well as the deep well, super deep well, highly-displacement well and horizontal well casing of joints in composite load seal of performance requirements. TP-CQ special buckle joints in connection with couplings form, by thread and seal face two parts. Threaded connections high strength. For full cooperation of the sealing surface of metal to metal seal structure, gas seal reliable performance.

CQ special buckle casing