1.Name: Mud Pump Valve Body 2.Material: Alloy Steel, Ductile Iron 3.Finishing: EPD ... , Grey IronFinishing: EPD CoatingDeep Carburized Wear SurfaceHeavy-duty valve designNo weldingDimensions and tolerances per ANSI Y14.51.These parts are used ... ), Permanent Casting, Die Casting, Centrifugal Casting etc.3) Machining Types: Machined by Round Bar, Drilling, Milling, Turning, Boring, Slating, Grinding,, ...