Ductile Iron Butterfly Valve

Ductile Iron casting Product Introduction  Ductile Iron Butterfly Valve is made of well-selected materials, fine craftsmanship and undergoes strict quality control. Valve Casting is an important part of the valve, without which the valve cannot be used properly. It has a high surface finish and a beautiful appearance. Product Detail Product name: Ductile Iron Butterfly Valve Casting Process: Water glass process of lost wax investment casting Material Standard: GB, EN, DIN, ASTM, GOST, JIS, ISO Max Casting Size: 3m Weight/Unit: 100kgs - 60 000kgs Dimension Tolerance: CT7 Surface Roughness: Ra5.4~15 Type:Butterfly valve Product Application Butterfly valve casting is used where space is limited. Unlike gate valves, butterfly valves can be used for throttling or regulating flow as well as in the full open and fully closed position. The pressure loss through a butterfly valve is small in comparison with the gate v…