Clad steel plate having excellent strength and formability, and production method therefor
US11377707B2 · kind B2 · utility
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Key dates
| Filing date | Jun 23, 2017 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Aug 17, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D2211/008
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.