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Process for improving the phosphatability of metallic surfaces, which are provided with a temporary pretreatment or aftertreatment
Process for improving the phosphatability of metallic surfaces, which are provided with a temporary pretreatment or aftertreatment
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机译：改进金属表面的磷化性的方法，该方法经过临时的预处理或后处理
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摘要
The present invention relates to a method for producing a formed component, comprising at least the following steps (A) providing a flat steel product, (B) skin-passaging the flat steel product from step (A), (C) applying a functional coating to the flat steel product from step (B ), (D) reshaping the flat steel product from step (C) to obtain a reshaped component, (E) removing the functional coating from the reshaped component from step (D), (F) applying activation particles to the reshaped component from step (E), and (G) applying phosphating to the formed component from step (F), additional activation particles being applied to the flat steel product before and / or during step (B) and / or before and / or during step (C) .
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