| 发明名称 |
TWO LAYER-COATED STEEL MATERIALS AND PROCESS FOR PRODUCING THE SAME |
| 摘要 |
A two layer-coated steel material having an excellent resistance to corrosion and useful for motor vehicles, has a base coating layer formed on a surface of a steel substrate and comprising zinc or a zinc-based alloy and a surface coating layer formed on the base coating layer and comprising an iron-zinc alloy containing 40% or less of zinc. |
| 申请公布号 |
MY8700266(A) |
申请公布日期 |
1987.12.31 |
| 申请号 |
MY19870000266 |
申请日期 |
1987.12.30 |
| 申请人 |
NIPPON STEEL CORPORATION |
发明人 |
TAKASHI HADA;TATSUYA KANAMARU;YUTAKA OGAWA |
| 分类号 |
C23C28/02;C25D3/56;C25D5/10;(IPC1-7):C23C28/00 |
主分类号 |
C23C28/02 |
| 代理机构 |
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代理人 |
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| 地址 |
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