Standard:ASTM B221 Grade: 1,2,3,5,6,7 series Temper:O,F, H112,T4,T6 Spec:ASTM B221,BS1474,DIN,JIS.GB We are professional of supplying aluminum cold draw and extruded tube by standard ASTM B221,BS1474,DIN,JIS,GB 1.Standard:ASTM B2212.Brand No.: 1xxx,2xxx,3xxx,5xxx,6xxx,7xxx series3.Temper: O,F, H112,T4,T64.Size: O/D 6-400mm Wall thickness 0.5-40mm5.Packing: exporting packing