product: steel sand castings material:carbon steel,alloy steel,tool steel process: sand casting condition: fully machined 1) materials:grey iron, ductile iron, malleable iron,heat resistant iron, carbon steel, stainless steel, aluminum, bronze, brass, zinc alloy etc.2) standard:JIS,DIN,ASTM,BS,AISI3) weight: 01kg-5000kg4) process: sand castings process, investment castings process, die casting ...