... and bronze alloy3.Method:Sand casti Pump,Pump casting, Casting,Pump parts 1. Specialized in auto parts OEM/ODM2.Material:Cast steel, ... ductile iron,grey iron,aluminium and bronze alloy3.Method:Sand casting4.Standard:ASTM,DIN,JIS 5 ... iron castings, with machining such as electromotor parts, valves parts, pump parts, vehicle parts, marine parts and other machinery ...