... T14976-2002,GB13296-91,GB9948-88 ASTM/ASME A213/SA213,ASTM/ASME,A312/SA312,ASTM/ASME A269/SA269,DIN 17458-85,DIN ... flexibility2) excellent ductility and corrosion resistance3) according with the national standard For aliminium sheet ,we can supply 1050,1060,1100,3003,3004 ... ,5052,5005,5083,6061,7075and so on For examples:1050 Chemical Composition limits(WT.%)Si . . . . . . . . . . . 0.25 ...