Ultra-high strength steel sheet having excellent bendability, and manufacturing method therefor

EP4450670A4Pending Publication Date: 2025-04-16POHANG IRON & STEEL CO LTD
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Patent Information

Application Number
EP2022907854
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2021-12-14
Filing Date
2022-12-09
Publication Date
2025-04-16

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Abstract

The present invention relates to a steel sheet suitable for automobile chassis members, etc., and, more particularly, to an ultra-high strength steel sheet having excellent bendability, and a manufacturing method therefor.
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Citation Information

Patent Citations

  • Steel for ultrahigh-strength cold-rolled carriage plate and manufacturing method thereof

    CN112322975A

  • High-strength cold-rolled steel sheet, high-strength hot-dip galvanized steel sheet, and high-strength alloyed hot-dip galvanized steel sheet

    JP6108046B1

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    KR1020230011133A

  • Organic waste disposal device

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