发明名称 |
HOT-DIP ZN-AL-MG-SI-CR ALLOY COATED STEEL MATERIAL WITH EXCELLENT CORROSION RESISTANCE |
摘要 |
The present invention provides a Zn-Al-Mg-Cr alloy-coated steel material with excellent corrosion resistance. A molten Zn-Al-Mg-Si-Cr alloy-coated steel material which is a steel material having a Zn-Al-Mg-Cr alloy coating layer and which has an interfacial alloy layer formed of coating layer components and Fe at the coating layer-steel material interface, wherein the interfacial alloy layer has a multilayer structure consisting of an Al-Fe-based alloy layer and an Al-Fe-Si-based alloy layer and furthermore, the Al-Fe-Si-based alloy layer contains Cr. |
申请公布号 |
ZA201105166(B) |
申请公布日期 |
2012.03.28 |
申请号 |
ZA20110005166 |
申请日期 |
2011.07.13 |
申请人 |
NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
SHIMODA NOBUYUKI;MORIMOTO YASUHIDE |
分类号 |
C23C |
主分类号 |
C23C |
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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