large diameter aluminum tube 1.out dia 20-250mm 2.wall thk 3-20mm ... ,6061,6A02,3003,etc top quality,reasonable price large diameter aluminum tube 1.Specifications PRODUCTaluminum tubeALLOY1060,2A12,3003,3A21,5A02,5052,6063 ... System Certificate. Our products are widely used in construction,packaging,air conditioner,solar power,cosmetic,etc. It can also applied to ...