| 摘要 |
This chemical conversion treated steel sheet is equipped with: a steel sheet; a composite plating layer formed on at least one surface of the steel sheet, containing Ni in the amount of 2-200 mg/m2, measured by metal Ni amount, and Sn in the amount of 0.1-10 g/m2, measured by metal Sn amount, and having an island-shaped Sn plating layer formed on an Fe-Ni-Sn alloy layer; and a chemical conversion treated film layer formed on the composite plating layer and containing a Zr compound in the amount of 0.01-0.1 mg/m2, measured by metal Zr zmount, and a phosphoric acid compound in the amount of 0.01-5 mg/m2, measured by P amount. |
