1.sand casting pump body 2.Material:Grey iron 3.Process:sand casting 4. ... Quality Assurance 5.Test:chemical composition,ten Mine water pump Body.Material: Grey iron GJS450-10Standard: ASTM, JIS, BS, DIN ... products range: pipes and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery ...