... steel, Iron, Copper 2.Include:Casting part, stamping part, punching part,etc. DETAILS1.Material:SS304,SS201,iron,etc. ... 19934.ROHS compliance5.Porcessing: Material preparation--->Cutting--->Stretching--->Punching --->Edge rolling--->Welding--->Polishing --->Finish Forming--->Assembly---> ... From 5 T to 250T.7.Processing:Stamping,punching,bending,Anodizing,Powder-Coating,Zinc-Plated ,Hex Chromates ...