... 4.Quality Assurance 5.Test:chemical composition,ten Mine water pump Body.Material: Grey iron GJS450-10Standard: ASTM, JIS, ... and powder coating Available processes: CAD/CAM service, metal processing, finishes and heat treatment Product weight: 0.5 to ... range: pipes and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, ...