Invention Grant
- Patent Title: Clad steel plate having excellent strength and formability, and production method therefor
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Application No.: US16308668Application Date: 2017-06-23
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Publication No.: US11377707B2Publication Date: 2022-07-05
- Inventor: Tae-Jin Song , Man-Young Park , Won-Tae Cho
- Applicant: POSCO
- Applicant Address: KR Pohang-si
- Assignee: POSCO
- Current Assignee: POSCO
- Current Assignee Address: KR Pohang-si
- Agency: Cantor Colburn LLP
- Priority: KR10-2016-0078561 20160623
- International Application: PCT/KR2017/006666 WO 20170623
- International Announcement: WO2017/222342 WO 20171228
- Main IPC: C22C38/38
- IPC: C22C38/38 ; C21D9/46 ; C22C38/02 ; C22C38/04 ; C22C38/06 ; C22C38/12 ; C22C38/14 ; B32B15/01 ; C21D6/00 ; C21D8/02 ; C22C38/00 ; C22C38/08 ; C22C38/22 ; C22C38/26 ; C22C38/28 ; C22C38/32 ; C21D9/50 ; C23C2/12 ; C23C2/02 ; C23C2/00 ; C23C2/06 ; C21D9/42
Abstract:
A clad steel plate, having excellent strength and formability, may include a base material; and a cladding material provided on both side surfaces of the base material, wherein the base material is austenitic high-manganese steel comprising, by weight, 0.3% to 1.4% of C, 12% to 25% of Mn, and a remainder of Fe and inevitable impurities, the cladding material is a martensitic carbon steel comprising, by weight, 0.09% to 0.4% of C, 0.3% to 4.5% of Mn, and a remainder of Fe and inevitable impurities.
Public/Granted literature
- US20190153559A1 CLAD STEEL PLATE HAVING EXCELLENT STRENGTH AND FORMABILITY, AND PRODUCTION METHOD THEREFOR Public/Granted day:2019-05-23
Information query
