Title:
STEEL SHEET AND ENAMEL PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/199555
Kind Code:
A1
Abstract:
This steel sheet has a chemical composition containing, in terms of mass%, at most 0.0050% of C, at most 0.050% of Si, 0.007-1.00% of Mn, 0.020-0.200% of P, 0.005-0.050% of S, at most 0.010% of Al, 0.0100-0.1000% of O, 0.010-0.060% of Cu, at most 0.0050% of N, 0.010-1.00% of Cr, a total of at least 0.11% of one or two of 0.010-1.00% of Sn and 0.010-1.00% of Sb, and a total of 0-0.100% of at least one selected from the group consisting of B, Ni, Nb, As, Ti, Mo, Se, Ta, W, La, Ce, Ca, and Mg, with the remainder consisting of Fe and impurities, wherein when the Sn content is defined as [Sn], the Sb content is defined as [Sb], and the P content is defined as [P], in terms of mass%, expression (1) is satisfied, and the tensile strength obtained in a tensile test carried out in accordance with JIS Z 2241:2011 is at least 340 MPa.
Inventors:
YOSHIKAWA NOBUO (JP)
YATOH HISAYOSHI (JP)
KUSUMI KAZUHISA (JP)
YATOH HISAYOSHI (JP)
KUSUMI KAZUHISA (JP)
Application Number:
PCT/JP2022/047850
Publication Date:
October 19, 2023
Filing Date:
December 26, 2022
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
C22C38/00; C21D9/46; C22C38/60
Domestic Patent References:
| WO2021193953A1 | 2021-09-30 | |||
| WO2008038474A1 | 2008-04-03 | |||
| WO2019221286A1 | 2019-11-21 |
Foreign References:
| JP2013500391A | 2013-01-07 | |||
| JPH116030A | 1999-01-12 | |||
| JP2000063985A | 2000-02-29 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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