... 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, EN, ISOOperation: green sand casting ... handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery parts and other industry machinery partsThe ...