... 3. Process: sand casting. 4.OEMservice TestProducts 2011 Certrifugal Single-stage Casting Water Pump Body1 Material: Grey iron GJS450-10Standard: ASTM, JIS, BS ... , pump parts, handwheel, valve, flange, bollard, pilingaccessories, counterweight iron, construction machinery parts and other industry machinery parts 2011 Certrifugal Single-stage Casting Water Pump ...