Aluminum pipe Round Tube OD:6mm-200mm Wall thickness:0.5mm-32.5mm Aluminum pipe Alloy:1XXX, 2XXX,5XXX,6XXX,7XXX ... Temper: O, H24, T4,T6,H18,H112,H341)Round Tube ... 70mmX70mm Wall thickness:1mm-5.0mm3) Rectangular Tube Edge length:14mmX10mm-90mmX60mm Wall thickness:1mm- ... 5.0mm4) Wave Guide Tube Edge length:15.8mmX7.9mm-72mmX34mm Wall ...