Aluminum plated steel, hot formed member and method for manufacturing the same

By forming a metal layer with a high Gibbs free energy that reacts with moisture at high temperatures on an aluminum-based coating, the problem of hydrogen embrittlement during hot forming is solved, and the hydrogen embrittlement resistance and impact characteristics of automotive parts are improved.

CN122422579APending Publication Date: 2026-07-17POHANG IRON & STEEL CO LTD
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Patent Information

Application Number
CN202480080097.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2023-12-18
Filing Date
2024-12-06
Publication Date
2026-07-17

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Abstract

本发明涉及一种用于汽车零部件等的热成型构件用铝系镀覆钢材及其制造方法。
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Citation Information

Patent Citations

  • Coated hot- and cold-rolled steel sheet comprising a very high resistance after thermal treatment

    US6296805B1