1.Casting Water Pump Body. 2. Material: Ductile Iron . 3. Process:sand casting. 4.Pressure Test. 5.Quality Assurance. Casting Water Pump Body1 .Material: Grey iron ... products range: pipes and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery ...