... Chrome Casting Spare Parts 1.ISO Certification 2.Best surface Treatment 3.Heat Treatment:Water Quenching Zhejiang Mayang Industries Co., ... Ltd.Our factory can manufacture various kinds of steel casting, crusher parts, mill parts ... glass 5. V Method molding process Material:1. High Manganese Casting: Mn13, Mn18, Mn22, Mn13Cr2, Mn18Cr2, Mn22Cr2, Mn13CrMo, ...