... you as below: 1) Heat treatment non-reinforced plate & sheet:Alloy: 1xxx, 3xxx, 8xxx series;Temper: O, F, ... /T3880 GJB1541 GJB2662 ASTM 2) Heat treatment reinforced plate & sheet (pre-stretched plate):Alloy: 2xxx, 6xxx, 7xxx series;Temper ... 2000-10000 Adopt standard: GB/T3618 Q/EL432 5) Curtain sheet:Alloy: 1xxx, 3xxxx series & 5005, 5052;Temper: O, ... (mm): 1500-5500 Adopt standard: YS/T429.1 EL/X282