POSCO Holdings Inc.
THICK STEEL PLATE HAVING EXCELLENT CRYOGENIC IMPACT TOUGHNESS AND MANUFACTURING METHOD THEREFOR

Abstract:

The purpose of one aspect of the present invention is to provide: a thick steel plate capable of removing a conventional normalizing treatment required for ensuring toughness low temperature and cryogenic environments, and having properties equal to or better than those of a conventional steel subjected to the normalizing treatment; and a method for manufacturing the method.