... PTFE/PCTFE/PVDF Plug ValveOVERVIEW:This product lined with fluoroplastic,matched with novel structure within the large pressure difference and temperature variation ... and gas (including the vapor) in various industrial pipes with strong corrosion such as acid, alkaline and salt.Actuator:Hand ... valves,check valves and globe valves in strict conformity with DIN,JIS,ANSI,BS,GB,etc.APPLICATION AREAS IN ...