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发明名称
有隔离层的金属复合材料件
摘要
用两种不同金属或合金在用铸或轧等热加工方法,制成复合材料时,其中一种金属或合金为熔化的,其温度即使低于另一种未熔化金属的熔点,当二者接触时,后者仍会因“合金化”而溶入前者。如制造埋入铜管式液(水)冷铝线圈或铝排时,可因铜管与铝形成低熔点的铝青铜并使铜管烧穿而漏液(水)。本实用新型的特征是在两种金属间增加了隔离层,从而防止了合金化而烧穿。
申请公布号
CN2053950U
申请公布日期
1990.03.07
申请号
CN89213519.0
申请日期
1989.07.01
申请人
李振山
发明人
李振山
分类号
B21B1/38
主分类号
B21B1/38
代理机构
代理人
主权项
1、由两种不同金属或合金,其中一种为熔态。以铸或轧一类方法制成的复合件,其特征是:在二种金属或合金之接触面之间,有一隔离层。
地址
陕西省西安市炮房街64号
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