... 4.Quality Assurance 5.Test:chemical composition,ten Mine water pump Body.Material: Grey iron GJS450-10Standard: ASTM, JIS, ... range: pipes and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, ... shaft from human reach while in operation.Main materialsVolute casing: Cast ironPump Cover: Cast IronShaft: Carbon Steel or ...