... stretching, welding, forging, cutting, riveting, grinding, tapping, extrusion, mould design and processing, die casting, sheet metal ... 2011, 2014, 2017, 2024, 3003, 5052, 6011, 6061, 6063, 6082, 7003, 7005, 7075. Especially No ... 6061 is the principal alloy supplied by the clients. Typical chemical composition (GB/T3190) Aluminium ... . OEM/ ODM anodized aluminium profile / Industrial Aluminium Extrusion