... : NTCOrigin:SHANGHAI, ChinaMaterial:Grey Iron, Ductile Iron, Stainless SteelCertification:, ISO9000-2000, 14000 certification PPAP certification Application:Automobile spare parts, valve parts and other metal partsDimension ... services of die casting, sand casting,aluminum casting and iron casting. our factory that made investment casting is passed ISO9001 quality control, our parts sells to USA ...