Ductile Iron Butterfly Valves, Wafer, Lug

Cast Iron Butterfly Valve, Wafer, Lug. 
Manufacturing Standards: ISO, API, ANSI, BS, DIN, JIS. 
Sealing: metal-seated, resilience-seated. 
Size Range: 1-1/2 Inch-24 Inch (DN40mm-DN600mm). 
Pressure: from PN0.6MPa to PN1.6MPa. 
Applicable Tempt.: from -40 degrees C to 230 degrees C. 
Connection: Wafer, Lug. 
Body Materials: cast iron, ductile iron, aluminum bronze, carbon steel, stainless steel, etc.