: 5 series, 6 series, 7 series alloy, with ... -city train,light rail. Aluminum profiles: 1,Material: 5052, 5083, 6005, 6005A, 6N01,6061, 6063, 6082, 7003,7N01,7005 ... ,7020. 2, Size: width 50~938mm, thickness 1.5~18mm. Max. ... 5 Application: EMU 380 km/h high speed train, CRH, metro and light rail, inter-city train, monorail etc.. extruded aluminium hollow profile ...