1.lost foam casting parts of pumps 2.Standard: ASTM, AISI, BS, DIN, JIS 3. ... foam casting parts of pumpsMaterials: grey iron, ductile iron, malleable iron,heat resistant iron, carbon steel, stainless steel, aluminum, bronze, brass, zinc alloy ... Place of Origin: Ningbo, China Software for specification drawings: PDF, Auto CAD, Solid work, JPG, Proe- Standard: ASTM, AISI, BS, DIN ...