| 摘要 |
The invention relates to a steel sheet provided with a sacrificial cathodically protected coating comprising between 1 and 40 % by weight zinc, between 0.01 and 0.4 % by weight lanthane, and optionally up to 10 % by weight magnesium, optionally up to 15 % by weight silicon, and optionally up to 0.3 % by weight, in cumulative amounts, of additional components, the remainder consisting of aluminium and unavoidable impurities or residual elements. The invention also relates to a method of producing parts by hot or cold swaging and the parts which can be obtained in this way |
