... Weight range from 0.5 to 8000kg Process sand casting,investment casting,machining Sand casting1.Material: gray iron, ductile iron ... from 0.5kg to 8000kg3.Process: sand casting,investment casting,machining4.Valve parts and components: valve body, disc, safety valve ... gear housing, manual housing, worm gear...5.Pump parts and components: pump body, bearing housing, impeller, suction spool, discharge ...