... grey iron,ductile iron,steel,stainless steel2)Process:Stamping,3)OEM service4)100% inspectionStamping,stamped products, ... casting,casting partsTechnical process: stamping,sand castingMaterial: grey iron,ductile iron,malleable iron, ... & aluminium,etcProducts application: Pump parts,valve parts,auto parts,food machinery parts,rolling door partsQuality control: ...