... casting,machining MOQ:300pcs Product Name: Grey Iron Casting Pump BodyMaterials: grey iron, ductile iron, malleable iron,SG ... drawings: PDF, Auto CAD, Solid work, JPG, Proe- Standard: ASTM, AISI, BS, DIN, JIS, NF Main production equipments ... equipment, chemistry composition analysis room. Testing equipment (machine shop used): vernier caliper, depth caliper, micrometer, depth micrometer, raius ...