... gold passivation, galvanizing, satin, etc.2.Processing Method: cnc machining, turning, milling, drilling, grinding, broaching, welding and assembly. ... to smile to each customer1)Details: Product name cnc machining part Material1.Stainless Steel: SS201, SS303, SS304, SS316 ... C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)4.Bronze: C51000, C52100, C54400, etc5.Iron: 1213, 12L14,12156. ...