Size:1"~16" Pressure:class 150~250lb,10000psi(70Mpa) Material:Carbon steel,stainless steel,alloy steel Construction:Balance cage Design Standard:API6A,ASME B16.34 Connect Ends Standard:ASME B16.5,ASME B16.25,ASME B16.11,ASME B1.20.1 Test Standard:API598,ISO5208 Temp.:-46~121 C Operator:Handle,Gear,Lever,Electric