Valve Manufacturing standards: API, ANSI, BS, DIN, JIS
Butterfly Valve Sealing: resilience-seated (PTFE, RPTFE), metal-seated.
Valve Size range: from 1-1/4 inch to 64 inch (DN32mm - DN1600mm).
Pressure: 150lbs, 300lbs, 600lbs.
Applicable Tempt.: from -40 degrees C to 425 degrees C.
Butterfly Valve Connection: flanged, wafer, lug.
Valve Body materials: carbon steel, stainless steel, alloy steel.