China Cast Steel Gate Valve
OS&Y,Rising stem,Flexible Wedge
Bolted Bonnet,Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351 CF8,A351 CF8M,
A351 CF3,A351 CF3M,A351 CN7M
API Cast steel Gate Valve
 | Nps:2"-42" Pressure: Class 150-2500Lb BB、OS&Y structure |
