... pump Body.1 Material: Grey iron GJS450-10Standard: ASTM, JIS, BS, DIN, EN, ISOOperation: green sand casting and resin sand castingSurface finish: sand blasting, sand blasting ... and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery parts and other ...