Cold rolled steel sheet for drawn can and method for manufacturing same

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United States of America Patent

PATENT NO 10907236
SERIAL NO

16606118

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Abstract

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A steel sheet for a drawn can has a predetermined chemical composition and has a ferrite single-phase structure with a crystal grain size number of 11.0 or more, the sheet thickness is 0.15 to 0.50 mm, in an L direction of the steel sheet after an ageing treatment at 100° C. for one hour, an yield strength YP is 220 to 290 MPa, a tensile strength TS is 330 to 390 MPa, a total elongation EL is 32% or more, an yield point elongation YP-EL is 0%, an average plastic strain ratio rm is more than 1.35, and an in-plane anisotropy Δr is −0.30 to +0.15.

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Patent Owner(s)

Patent OwnerAddress
NIPPON STEEL CORPORATION6-1 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 100-8071

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dairokuno, Yuta Tokyo, JP 5 3
Kojima, Nobusato Tokyo, JP 24 166
Nono, Michihiro Tokyo, JP 1 3
Oka, Masaharu Tokyo, JP 18 130

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