... Water Pump Body 2. Material: Grey iron GJS450-10 3. Process: sand casting. 4.OEMservice TestProducts 2011 Certrifugal Single-stage Casting Water Pump ... , finishes and heat treatment Product weight: 0.5 to 300kg Precision machining: CNC lathes, milling, drilling, ... pipes and its fittings, grating, frame, manhole covers, pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight ...