Invention Grant
- Patent Title: Steel sheet with excellent bake hardening properties and corrosion resistance and method for manufacturing same
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Application No.: US16956247Application Date: 2018-11-30
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Publication No.: US11591676B2Publication Date: 2023-02-28
- Inventor: Sang-Ho Han , Je-Woong Lee
- Applicant: POSCO
- Applicant Address: KR Pohang-si
- Assignee: POSCO
- Current Assignee: POSCO
- Current Assignee Address: KR Pohang-si
- Agency: Cantor Colburn LLP
- Priority: KR10-2017-0178939 20171224
- International Application: PCT/KR2018/015023 WO 20181130
- International Announcement: WO2019/124807 WO 20190627
- Main IPC: C22C38/04
- IPC: C22C38/04 ; C22C38/18 ; C23C2/06 ; C23C2/28 ; C23C2/40 ; C21D8/02 ; C21D9/46
Abstract:
Provided is a steel sheet used as a material for an automotive exterior panel, etc., and a method for manufacturing the same. More particularly, provided is a cold-rolled steel sheet and a hot-dip galvanized steel sheet, which have excellent bake hardening properties, corrosion resistance, and anti-aging properties, and a method for manufacturing the same.
Public/Granted literature
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