... steel 3, your drawing is welcomed 1, Marine Hardware, casting marine parts2, steel, stainless steel3, your ... auto parts, machinary casting parts, pump parts, hardware parts6.OEM are welcomed. PROCESSMATERIALSTANDARDSAND CASTINGGreen SandGrey Iron, ... parts are used in machine assembly, valve &pump parts, auto &motorcycle parts, train & railway parts, marine hardware, construction hardware, electrical, ...