FERRITE-BASED STAINLESS STEEL SHEET HAVING LOW SPECIFIC GRAVITY AND PRODUCTION METHOD THEREFOR

Title:

FERRITE-BASED STAINLESS STEEL SHEET HAVING LOW SPECIFIC GRAVITY AND PRODUCTION METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2018/181257

Kind Code:

A1

Abstract:

This ferrite-based stainless steel sheet contains, in mass%, 0.001-0.020% of C, 0.01-4.00% of Si, 0.01-3.00% of Mn, 0.010-0.040% of P, 0.0001-0.0100% of S, 10.0-15.0% of Cr, 0.001-0.020% of N, 0.50-10.0% of Al, and 0.05-0.40% of Ti and/or 0.05-0.40% of Nb, the balance being Fe and incidental impurities, wherein: Cr/(Si + Al) is 10.0 or less; and the ferrite-based stainless steel sheet has a specific gravity of 7.6 g/cm3 or less.

Inventors:

HAMADA JUNICHI (JP)
ABE MASATOSHI (JP)
HAYASHI ATSUTAKA (JP)

Application Number:

PCT/JP2018/012311

Publication Date:

October 04, 2018

Filing Date:

March 27, 2018

Export Citation:

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Assignee:

NIPPON STEEL & SUMIKIN SST (JP)

International Classes:

C22C38/00; C21D9/46; C22C38/38; C22C38/60; C23G1/08

Domestic Patent References:

WO2015174078A1

2015-11-19

Foreign References:

JP2010222638A	2010-10-07
JP2010236012A	2010-10-21
JP2016211076A	2016-12-15
JP2017172027A	2017-09-28
JP2017069142A	2017-04-06
JP5297630B2	2013-09-25
JP5094888B2	2012-12-12
JP4235077B2	2009-03-04
JP3474829B2	2003-12-08

Other References: