... can meet standard GB/T, DIN, ISO, ASTM. 1. Investment Casting Parts.2. We can meet standard GB/T, DIN, ISO ... , ASTM.3. Casting methods: Sand casting, Pressure casting, lost wax casting and so on4. Materials: Grey iron, Ductile ... Quality Control, Good Price. Fast Delivery!6. Could supply casting parts per customer drawing & specification! Investment Casting railway&transport&wagon&train