Valve Manufacturing Standards: API, ANSI, BS, DIN, JIS.
Butterfly Valve Sealing: metal-seated, resilience-seated.
Valve Size: 4 inch, 8 inch.
Pressure: from PN0.1MPa to PN6.4MPa.
Applicable Tempt.: from -40 degrees C to 230 degrees C.
Butterfly Valve Connection: wafer, flanged (lug type included).
Valve Body materials: cast iron, ductile iron, aluminum bronze, carbon steel, stainless steel.