... 4.Quality Assurance 5.Test:chemical composition,tensile 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, ... eddy water pumps are made with high quality mechanical seals and components. It has the advantage of compact construction ...