- 专利标题: HIGH-HARDNESS ARMORED STEEL HAVING EXCELLENT LOW-TEMPERATURE IMPACT TOUGHNESS, AND MANUFACTURING METHOD THEREFOR
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申请号: EP21906848.3申请日: 2021-11-04
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公开(公告)号: EP4265793A1公开(公告)日: 2023-10-25
- 发明人: YU, Seng-Ho , CHO, Nam-Young
- 申请人: POSCO Co., Ltd
- 申请人地址: KR Pohang-si, Gyeongsangbuk-do 37859 6261, Donghaean-ro Nam-gu
- 代理机构: Meissner Bolte Partnerschaft mbB
- 优先权: KR20200179071 20201218
- 国际公布: WO2022131543 20220623
- 主分类号: C22C38/58
- IPC分类号: C22C38/58 ; C22C38/54 ; C22C38/48 ; C22C38/44 ; C21D9/46 ; C21D8/02
摘要:
The present invention can provide armored steel having high hardness and excellent low-temperature impact toughness to provide excellent ferroelasticity, and a method for manufacturing same.
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