Aluminium Profile Standard:GB/T14846,5237,ASTM B221,BS1474, ISO209, EN573,JISH4000 Grade: ... Temper: O, H112, We are professional of supplying aluminum profile by standard GB/T14846,GB/T5237,ASTM B221,BS1474, ISO209, EN573 and ... JISH4000 1.Standard:GB/T14846,GB/T5237,ASTM B221,BS1474, ISO209, EN573 and ...