1,Aluminium alloy tube:AA3003/+Zn/04/05/4343/4045etc. 2,Temper:O/H14/16 ... name A3003+1.5%Zn Aluminum alloy tube ShanghaiAlloy NO.AA3003/3003+Zn/3003MOD/3004/3005/4343/+zn/4045/4004,etcThickness0.05 ... adopts AGC/AFC mass flow control imported from U.S.A. Huafon is certificated by TS16949, ISO9001, ISO14001, ISOOHSAS18001 ... Europe Export Percentage:71% - 80% A3003+1.5%Zn Aluminum alloy tube Shanghai