API Wellhead Products, BOP, casing heads, tubing heads, swivel joint, drilling spool, gate valves, expanding slip gates chock valves, X-mas tree, manifold and etc. & Diversiform Service Tools and etc.
Valve’s Triple Offset Butterfly Valve adopt triple offset principle to design. It makes the movement track on facing space reach to idealization, and there are no attrition and no intervene between sealing pair.
