1.stainless steel precision casting 2.Standard: ASTM, AISI, BS, DIN, JIS, NF 3. strict quality system. 4.Lead time-in time Product Name: UHwmpe impeller hub stainless steel precision castingMaterials: grey iron, ductile iron, malleable iron,heat resistant iron, carbon steel, stainless steel, aluminum, bronze, brass, zinc alloy etc.tems of payment : FOB NingBo or Shanghai ; CIF Lead time: 6~ ...