... high) about 68 CBMClassify of aluminium steel sheet1. 1000 series: is the pure aluminium steel sheet, the aluminium over 99. ... , 2A06, 3. 3000 series: main grade is 3003, 3A21, ,4. 4000 series: main grade is 4A01, 5. 5000 series: main grades are 5052, ... series: main grade is 6061. Its advantage is corrossion-resisting, easy to paint.7. 7000 series; main grade is 70758. 8000 series: main grade is 8011 ...