High Performance Butterfly Valves
API 6D Butterfly Valve, High Performance Butterfly Valves 2 1/2"-60"
API 6D Butterfly Valve, High Performance Butterfly Valves 2 1/2"-60"

API 6D Butterfly valve 815 / 830 API 6D  Pipeline Butterfly valve   Certificates: API 6D,API Q1,ASME standard,ISO9001,ISO14001 etc.   Application: City gate station,lon