... steel, aluminum. 3.Weight:0.2kg-30kg stamping part metal stamping bending parts We would like to provide ... AISI, ASTM, BS, JIS, ect4. Heat Treatment, polishing, plating, machining, ect.5. Application: Industrial parts, Machinery parts, hardware, ... and detailed specifications, chemical composition, etc, hope we could have a very nice start and build long-term relationship stamping part metal stamping ...