... many good foundries producing steel castings, stainless steel castings, aluminum castings and copper castings. Now it becomes a ... 1, NDE after Rough Machining2, Hardnes checking after heat treatment3, Mechanical testing4, Final NDE, Final DimensionPacking ... all the necessary assistant.Technology & EquipmentCasting: Sand Casting, Investment Casting, Die Casting, Forging, etc.Machining: Lathe, Boring ...