Size:NPS 2"-30" Pressure: Class 150-1500 Material: WCB,LCB,CF8,CF8M,CF3,CF3M Design & Manufacture Std.: API 6D,ASME B16.34 Face to Face Std.: ASME B16.10,API 6D,DIN 3202 End Connection Std.: ASME B16.5,ASME B 16.47 ,DIN2543-2550 Test Standard: ISO5208,API 6D,BS 6755 Structure Type: Single Gate Disc with Conduit,Single Gate Disc without Conduit Operated Way: Handwheel,Bevel Gear,Pneumatic,Electric