1.lost foam casting parts of pumps 2.Standard: ASTM, AISI, BS, DIN, JIS ... lost foam casting parts of pumpsMaterials: grey iron, ductile iron, malleable iron,heat resistant iron, carbon steel, stainless steel, aluminum, bronze, brass, ... Testing equipment (foundry used): elongation tester, hardness tester, metallographic microscope, spectrometer, PC thermometer, CE NSP-550CS heat analysis instrument, ...