汽车用铝合金.pdfVIP

1 20 11, Vol. 39, l 2 汽车用铝合金 1 2 王祝堂 , 张新华 ( 11 , 100814; 21, 150060) : , , 80% , 65% : 1% 016% ~ 11 0% : ; ; ; ; : TG1461 21 : A : 1007- 7235( 20 11) 02- 000 1- 14 A lum inum alloy for autom obile usage 1 2 WANG Zhu-t ng , ZHANG X in-hu ( 11China Nonferrous M etal Fabrication Association, Beijing 100814, China; 1N ortheast Light A lloy Co. , Ltd. , Harbin 150060, China) Abstract: A lum inum is n mi port nt m teri l nd the first choice of utom obilem nuf c- turing for its lightw eight. The br nd, chem ic l composition nd mech n ic l properties of the lum inum lloy used for utomob ile industry h ve been introduced system tic lly. The lum-i num lloy to be used m in ly for utomobile re c stingswh ich t kes 80% of thewhole lum-i num m teri le nd bout 65% of the c stings re die c stings. A s the resu lt of using lum-i num, the fuel consumption is reduced, 1% lighter of c r 0. 6% to 1% of fuel consumption w ill be reduced. Key words: utom obile industry; lum inum nd its lloy; lightening; speci -l purpose ve- hicle () 1984 62114 kg, 1990 , 90172 kg, 2003 115 kg, 2009 19, 1896 145 kg , 1986 , 20 20 , 2009 , 1925, 90%, , , 50% 1968~ 1973 , 21 kg/, 1974 38 kg/2008 , A8 2010 4 25%