API 6D expanding gate valves are full port valve,design and test acc to API 6D,running  functions of double & bi-directional sealing and reinforced mechanical sealing.Our API 6D expanding gate valve is for Oil & Gas field services, drilling, pipeline transportation, distribution, and storage.

API 6D Through Conduit Slab Gate Valves are full port valve,design and test acc to API 6D,running  functions of double & bi-directional sealing and reinforced mechanical sealing.Our API 6D expanding gate valve is for Oil & Gas field services, drilling, pipeline transportation, distribution, and storage.