... 1 Cast iron pump parts 2 OEM service 3 Two foundries,one machining factory 4 All the pump parts can be made ... casting, Silicasol castingCasting MaterialCast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, Special steel, Wear-resistant ... treatment →product check→ packing →delivery strict Service (1) OEM and custom-made service.(2) Full machining, primer painting, and surface ...