| 摘要 |
An Al metal joined body is formed by joining Al metal members of Al or Al alloy or by joining such Al metal member and a member of a dissimilar material. The joined body comprises a first joined member, a second joined member and a brazed joining layer interposed between the two members. The brazed joining layer has a thickness from about 50 mu m to about 500 mu m and comprises from 0.05% to 14% by weight of Si, from 0.05% to 11% by weight of Cu, from 0.05% to 13% by weight of Zn, from 0.05% to 4% by weight of Mg, and at least 56.5% by weight of Al.
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