... its alloy, Die steel, etc 2.Major size of products as below( mm):a. forging shaft: D: 180—600, L: 500 ... —8500, Max weight:12tg. special shape forging, we can do as per customers’ requirements. 3. We can work with everything from the raw ... smelting, forging, heat treatment, machining and testing. 4.We already passed ISO9001-2008, ISO14001-2004, GB/T28001-2001 certifications, Manufacture ...