Metal frame 1.part material :steel ,stainlees stell 2.finish:coating , galvanzied ,polisehd Customerized steel precision stamping part/metal stampingMaterial: carbon steel, tinplate, alloy steel, stainless steel, copper. Brass, ... have rich experience on OEM production Steel Structure/ steel fabrication Our steel structure has been used on the following industry. 1. Metallurgy machinery 2. Mineral ...