Non Oriented Electrical Steel Sheet And Method For Manufacturing Same

Abstract: An embodiment of the present invention provides a non-oriented electrical steel sheet and a method for manufacturing same. The non-oriented electrical steel sheet comprises, by wt%, 2.5-4% of Si, 0.1-1.0% of Mn, 0.001-0.005% of S, 0.002-0.01% of Cu, and the remainder of Fe and inevitable impurities, wherein FGS (average grain size of grains in the lower 10% or less based on grain size among total grains) = 15 ?.

Patent Information

Application #

Filing Date

23 October 2023

Publication Number

47/2023

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

POSCO CO., LTD

6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Inventors

1. PARK, Junesoo

c/o POSCO, (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

2. HONG, Jaewan

c/o POSCO, (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

3. SONG, Dae Hyun

c/o POSCO, (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Specification

Documents

Application Documents

#	Name	Date
1	202337072238-STATEMENT OF UNDERTAKING (FORM 3) [23-10-2023(online)].pdf	2023-10-23
2	202337072238-REQUEST FOR EXAMINATION (FORM-18) [23-10-2023(online)].pdf	2023-10-23
3	202337072238-PRIORITY DOCUMENTS [23-10-2023(online)].pdf	2023-10-23
4	202337072238-POWER OF AUTHORITY [23-10-2023(online)].pdf	2023-10-23
5	202337072238-FORM 18 [23-10-2023(online)].pdf	2023-10-23
6	202337072238-FORM 1 [23-10-2023(online)].pdf	2023-10-23
7	202337072238-DECLARATION OF INVENTORSHIP (FORM 5) [23-10-2023(online)].pdf	2023-10-23
8	202337072238-COMPLETE SPECIFICATION [23-10-2023(online)].pdf	2023-10-23
9	202337072238-certified copy of translation [01-11-2023(online)].pdf	2023-11-01
10	202337072238-Proof of Right [02-11-2023(online)].pdf	2023-11-02
11	202337072238-FORM 3 [29-12-2023(online)].pdf	2023-12-29