... gray iron, ductile iron,malleable iron ,carbon steel ,alloy steel stainless steel ,aluminum,bronze,brass,zinc and so on2standard:DIN ... samplesweight:0.1-300kgprocesses:sand casting ,investment casting,die casting,permanent mold castingsurface treatment:plate,paint,anti- ... rust oil,hot dipping galvanizedpacking :wood pallet,steel palletservices provided:source selection,design,and enginnering ,OEM ...