STEEL SHEET FOR HOT PRESSING AND METHOD FOR PRODUCING HOT-PRESSED MEMBER USING STEEL SHEET FOR HOT PRESSING

Title:

STEEL SHEET FOR HOT PRESSING AND METHOD FOR PRODUCING HOT-PRESSED MEMBER USING STEEL SHEET FOR HOT PRESSING

Document Type and Number:

WIPO Patent Application WO/2012/070482

Kind Code:

A1

Abstract:

The purpose of the present invention is to provide: a steel sheet for hot pressing, which has excellent oxidation resistance and is capable of suppressing the formation of scales or ZnO during the hot pressing; and a method for producing a hot-pressed member using a steel sheet for hot pressing. Provided is a steel sheet for hot pressing, which is characterized by comprising, on the surface of a base steel sheet, a plating layer that contains 10-25% by mass of Ni with the balance made up of Zn and unavoidable impurities and has a plating amount of 10-90 g/m2.

Inventors:

NAKAJIMA SEIJI (JP)
MIYOSHI TATSUYA (JP)
NAKAMARU HIROKI (JP)

Application Number:

PCT/JP2011/076636

Publication Date:

May 31, 2012

Filing Date:

November 18, 2011

Export Citation:

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Assignee:

JFE STEEL CORP (JP)
NAKAJIMA SEIJI (JP)
MIYOSHI TATSUYA (JP)
NAKAMARU HIROKI (JP)

International Classes:

B21D22/20; C25D5/26; C21D1/18; C21D9/00; C22C38/00; C22C38/60; C23C28/00

Foreign References:

JP2005113233A	2005-04-28
JP2003073774A	2003-03-12
JP2003129209A	2003-05-08
JP2007063578A	2007-03-15
JP2010090462A	2010-04-22
JP2010090464A	2010-04-22
JP2010090463A	2010-04-22
JP2010121181A	2010-06-03
GB1490535A	1977-11-02
JP3663145B2	2005-06-22

Other References: