Steel sheet for can and method for manufacturing the same
US10851434B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Mar 23, 2015 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Oct 3, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/14
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A steel sheet for a can having sufficient hardness and a method for manufacturing the steel sheet. The steel sheet has a chemical composition containing, by mass %, C: 0.0005% or more and 0.0030% or less, Si: 0.05% or less, Mn: 0.50% or more and 1.00% or less, P: 0.030% or less, S: 0.020% or less, Al: 0.01% or more and 0.04% or less, N: 0.0010% or more and 0.0050% or less, B: 0.0005% or more and 0.0050% or less, and Fe and inevitable impurities. Additionally, the steel sheet has a hardness (HR30T) of 56 or more, and an average Young's modulus of 215 GPa or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.