发明名称 |
Production of aluminum impact extrusions |
摘要 |
The present invention relates to a method of producing an aluminum impact extrusion by preparing a slug of an aluminum based alloy made of aluminum and at least one element selected from cobalt and nickel, whereas the amounts of the cobalt and nickel are each present in amounts of 3% by weight or less and wherein the total amount of cobalt and nickel is 0.15% by weight or more; impact extruding the slug by using an impact extrusion press, and then annealing the extruded product. The present invention also involves an aluminum base alloy consisting of the ingredients mentioned above useful for impact extrusion and an aluminum collapsible tube prepared by impact extruding a slug stud of an aluminum base alloy of the type described above.
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申请公布号 |
US4243438(A) |
申请公布日期 |
1981.01.06 |
申请号 |
US19790058661 |
申请日期 |
1979.07.18 |
申请人 |
SUMITOMO ALUMINIUM SMELTING CO., LTD. |
发明人 |
YANAGIDA, KIYOMI;MAGUSA, HARUMI;TAKAHASHI, AKIHIKO |
分类号 |
B21C23/00;C22C21/00;C22F1/04;(IPC1-7):C22F1/04 |
主分类号 |
B21C23/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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