STEEL MATERIAL HAVING HIGH STRENGTH AND EXCELLENT IMPACT TOUGHNESS, AND MANUFACTURING METHOD THEREFOR

Title:

STEEL MATERIAL HAVING HIGH STRENGTH AND EXCELLENT IMPACT TOUGHNESS, AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2023/113219

Kind Code:

A1

Abstract:

The present invention relates to: a steel material having high strength and excellent impact toughness, the steel material being usable for a land wind power generator and the like; and a method for manufacturing same.

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Inventors:

SO TAE-IL (KR)
KANG SANG-DEOK (KR)

Application Number:

PCT/KR2022/016882

Publication Date:

June 22, 2023

Filing Date:

November 01, 2022

Export Citation:

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Assignee:

POSCO CO LTD (KR)

International Classes:

C22C38/04; C21D8/02; C21D9/46; C22C38/02; C22C38/06; C22C38/12; C22C38/14

Foreign References:

KR101205144B1	2012-11-26
KR20150026581A	2015-03-11
JP2003003229A	2003-01-08
JP2016125077A	2016-07-11
JPH11315341A	1999-11-16
KR101917453B1	2018-11-09

Attorney, Agent or Firm:

C&S PATENT AND LAW OFFICE (KR)

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