... : alloy steel , aluminum alloy Standard: ASTM, JIS, BS, DIN, EN, ISO Operation: investment casting and sand casting Surface finish: sand ... /send casting/die casting,forging/forged/flange,formwork/scaffold,pipe/pipe fitting/coupling,valve,auto part,motor shell/motor body ... 100% Factory InformationFactory Size (Sq.meters):5,000-10,000 square meters Factory Location:Dalian City QA/QC:In House Number ...