公开(公告)号：US4231817A

公开(公告)日：1980-11-04

申请号：US959094

申请日：1978-11-09

申请人： Yo Takeuchi ,  Koichi Ohbori ,  Masabumi Hatsushika ,  Shinichi Komori

发明人： Yo Takeuchi ,  Koichi Ohbori ,  Masabumi Hatsushika ,  Shinichi Komori

IPC分类号： C22C21/10

CPC分类号： C22C21/10

摘要： A corrosion resistant structural aluminum alloy excellent in extrudability which consists essentially of, in weight percentage:Magnesium from 0.45 to 0.98%,Silicon from 0.3 to 0.8%,Zinc from 0.5 to 2.5%,and, the balance aluminum and incidental impurities; said alloy including a corrosion resistant structural aluminum alloy excellent in extrudability further additionally containing, as required, at least one element selected from the group consisting of, in weight percentage:Copper from 0.04 to 0.30%,Zirconium from 0.04 to 0.25%,Chromium from 0.04 to 0.30%, andManganese from 0.04 to 0.25%.

摘要翻译： 耐挤压性优异的耐腐蚀结构铝合金，其重量百分比基本上由以下组成：镁：0.45〜0.98％，硅0.3〜0.8％，锌0.5〜2.5％，余量为铝和附带杂质; 所述合金包括耐挤压性优异的耐腐蚀结构铝合金，进一步另外还含有至少一种选自重量百分比的元素：0.04-0.30％的铜，0.04-0.25％的锆，0.04-0.25％的锆， 0.04〜0.30％，锰为0.04〜0.25％。