... s ductile cast iron CNC MachiningProduct Name: Machining partMaterials: carbon steel, alloy steel, stainless steel,Ductile iron,Gray iron,AluminumItems: FOB ... NingBo or ShangHaiLead time, 30 -40 daysPlace of Origin: Ningbo,ChinaSoftware for specification drawings: PDF, Auto CAD, Solid ... to us also 4) They are using for machinery or train,or truck, pipe connection and ...