POSCO Holdings Inc.
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MAGNETIC DOMAIN REFINEMENT METHOD THEREFOR

Last updated:

Abstract:

A grain-oriented electrical steel sheet incudes a groove formed on a surface and a solidified alloy layer formed under the groove, wherein the solidified alloy layer includes particles of a certain average diameter.

Status:
Application
Type:

Utility

Filling date:

28 Mar 2022

Issue date:

7 Jul 2022