Title:
ELECTRICAL STEELS
Document Type and Number:
WIPO Patent Application WO/2023/174404
Kind Code:
A1
Abstract:
An electrical steel strip that is less than 3 mm in thickness and is made from a molten electrical steel melt having a superheat temperature of at least 30℃ above the liquidus temperature Tliquidus of the melt comprising: by weight, up to 0.015%carbon, between 1.0%and 2.0%manganese, between 2.70%and 3.80%silicon, silicon killed containing less than 0.01%aluminum, and optionally any one or more of up Cu, Cr, Ni, Mo, Ti, Nb, V, Sb, and Sn,; and the remainder iron, impurities and inclusions, is disclosed. A twin roll cast and hot rolled electrical steel strip is disclosed. A subsequently cold rolled and annealed electrical steel strip is also disclosed. Methods of producing these products via a twin roll strip caster are also disclosed.
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Inventors:
KELLY PAUL (AU)
DU YIZHOU (US)
BUCHELY MARIO (US)
O'MALLEY RONALD JOSEPH (US)
LI HUALONG (CN)
SHI YIXIN (CN)
CHEN AIHUA (CN)
ZHANG SHUJUAN (CN)
DU YIZHOU (US)
BUCHELY MARIO (US)
O'MALLEY RONALD JOSEPH (US)
LI HUALONG (CN)
SHI YIXIN (CN)
CHEN AIHUA (CN)
ZHANG SHUJUAN (CN)
Application Number:
PCT/CN2023/082172
Publication Date:
September 21, 2023
Filing Date:
March 17, 2023
Export Citation:
Assignee:
NUCOR CORP (US)
SHI YIXIN (CN)
SHI YIXIN (CN)
International Classes:
C21D8/12; B22D11/06; C22C38/02; C22C38/04
Foreign References:
| CN102041367A | 2011-05-04 | |||
| US20040016530A1 | 2004-01-29 | |||
| CN102936644A | 2013-02-20 | |||
| CN105803311A | 2016-07-27 | |||
| CN106435358A | 2017-02-22 | |||
| CN105018847A | 2015-11-04 | |||
| CN104762551A | 2015-07-08 | |||
| US5482107A | 1996-01-09 |
Attorney, Agent or Firm:
LIU, SHEN & ASSOCIATES (CN)
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