Specification: Alloy:1000,2000,3000,5000,6000,7000, etc. Specific details according to ... . we have also gained a reputation as the specialist manufacturer of complex, high quality aluminium extrusions, aluminum tube, seamless aluminum tube ... angle, aluminum channels, and industry profiles, in a wide range of commercial alloys, including 1050, 1200, 2A12, 2014, 2014A, 2017A, 2024 ...