... 2advanced equipment&skilled worker 3strict QC 2011 OEM investment iron pump casting 1:OEM service available2:Material: aluminum,grey iron, ductile ... iron, carbon iron,zinc ,bronze, copper, brass,stainless steel3:Standard: ISO, ANSI, ASTM,, JIS, DIN, GB4:Weight ... : 0086-411-83701520Fax:0086-411-83704610 2011 OEM investment iron pump casting