... standard GB/T14846,GB/T5237,ASTM B221,BS1474, ISO209, EN573 and JISH4000 1.Standard:GB/T14846,GB/T5237,ASTM B221,BS1474 ... and JISH4000 2.Grade: 1xxx,2xxx,3xxx,5xxx,6xxx,7xxx series3.Temper: O, H112,T4,T64.Packing: exporting packing5.Variety:Industrial,Door and ...