Pump Casing Material: Ductile Iron and Grey Iron, Alum-Bronze Process ... Sand casting, CNC machiningHydro-test be made.1.The material is Ductile Iron and Grey Iron, Alum-Bronze etc.2. ... .We mainly make the products according to customer’s drawings.Standard: ASTM, BF,BS, JIS, UNI, ANSI, ISO ... by CMM Machine.5) OEM Service6) Special design is available.7) ISO9001:20008) Standard: ASTM, BF,BS, JIS, UNI, ANSI ...