NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 0.005% or less of C (excluding 0%), 1.2-2.7% of Si, 0.4-2.0% of Mn, 0.005% or less of S (excluding 0%), 0.3% or less of Al (excluding 0%), 0.005% or less of N (excluding 0%), 0.005% or less...

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Hauptverfasser: HONG Jaewan, JOO Hyungdon, PARK Junesoo
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creator HONG Jaewan
JOO Hyungdon
PARK Junesoo
description A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 0.005% or less of C (excluding 0%), 1.2-2.7% of Si, 0.4-2.0% of Mn, 0.005% or less of S (excluding 0%), 0.3% or less of Al (excluding 0%), 0.005% or less of N (excluding 0%), 0.005% or less of Ti (excluding 0%), and the balance of Fe and inevitable impurities, wherein the following formula 1 is satisfied, and, in the steel sheet, the volume fraction of grains, in which the angle between {112} plane and a rolling plane is 15° or less, is 40-60%. [Formula 1] 0.3 ⿤ ([Si]+ [Al]-1.5)/[Mn] ⿤ 0.85 (In formula 1, [Si] and [Al], [Mn] represent the amounts (wt%) of Si, Al and Mn, respectively.). Una chapa de acero eléctrico no orientado según una realización de la presente invención comprende, en % en peso, 0.005 % o menos de C (excluyendo 0 %), del 1.2 al 2.7 % de Si, del 0.4 al 2.0 % de Mn, 0.005 % o menos de S (excluyendo 0 %), 0.3 % o menos de Al (excluyendo 0 %), 0.005 % o menos de N (excluyendo 0 %), 0.005 % o menos de Ti (excluyendo 0 %), y el resto de Fe e impurezas inevitables, en donde se cumple la siguiente Fórmula 1, y, una fracción de volumen de granos que tengan un ángulo de 15° o menos entre un plano {112} y un plano de laminación en la chapa de acero es del 40 al 60 %. [Fórmula 1] 0.3 = ([Si]+ [Al]-1.5)/[Mn] = 0.85 (En la Fórmula 1, [Si], [Al] y [Mn] representan los contenidos (% en peso) de Si, Al y Mn, respectivamente).
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[Formula 1] 0.3 ⿤ ([Si]+ [Al]-1.5)/[Mn] ⿤ 0.85 (In formula 1, [Si] and [Al], [Mn] represent the amounts (wt%) of Si, Al and Mn, respectively.). Una chapa de acero eléctrico no orientado según una realización de la presente invención comprende, en % en peso, 0.005 % o menos de C (excluyendo 0 %), del 1.2 al 2.7 % de Si, del 0.4 al 2.0 % de Mn, 0.005 % o menos de S (excluyendo 0 %), 0.3 % o menos de Al (excluyendo 0 %), 0.005 % o menos de N (excluyendo 0 %), 0.005 % o menos de Ti (excluyendo 0 %), y el resto de Fe e impurezas inevitables, en donde se cumple la siguiente Fórmula 1, y, una fracción de volumen de granos que tengan un ángulo de 15° o menos entre un plano {112} y un plano de laminación en la chapa de acero es del 40 al 60 %. [Fórmula 1] 0.3 = ([Si]+ [Al]-1.5)/[Mn] = 0.85 (En la Fórmula 1, [Si], [Al] y [Mn] representan los contenidos (% en peso) de Si, Al y Mn, respectivamente).</description><language>eng ; spa</language><subject>ALLOYS ; BASIC ELECTRIC ELEMENTS ; CHEMISTRY ; ELECTRICITY ; FERROUS OR NON-FERROUS ALLOYS ; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS ; INDUCTANCES ; MAGNETS ; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES ; TRANSFORMERS ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20230905&amp;DB=EPODOC&amp;CC=MX&amp;NR=2023007361A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20230905&amp;DB=EPODOC&amp;CC=MX&amp;NR=2023007361A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>HONG Jaewan</creatorcontrib><creatorcontrib>JOO Hyungdon</creatorcontrib><creatorcontrib>PARK Junesoo</creatorcontrib><title>NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR</title><description>A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 0.005% or less of C (excluding 0%), 1.2-2.7% of Si, 0.4-2.0% of Mn, 0.005% or less of S (excluding 0%), 0.3% or less of Al (excluding 0%), 0.005% or less of N (excluding 0%), 0.005% or less of Ti (excluding 0%), and the balance of Fe and inevitable impurities, wherein the following formula 1 is satisfied, and, in the steel sheet, the volume fraction of grains, in which the angle between {112} plane and a rolling plane is 15° or less, is 40-60%. [Formula 1] 0.3 ⿤ ([Si]+ [Al]-1.5)/[Mn] ⿤ 0.85 (In formula 1, [Si] and [Al], [Mn] represent the amounts (wt%) of Si, Al and Mn, respectively.). Una chapa de acero eléctrico no orientado según una realización de la presente invención comprende, en % en peso, 0.005 % o menos de C (excluyendo 0 %), del 1.2 al 2.7 % de Si, del 0.4 al 2.0 % de Mn, 0.005 % o menos de S (excluyendo 0 %), 0.3 % o menos de Al (excluyendo 0 %), 0.005 % o menos de N (excluyendo 0 %), 0.005 % o menos de Ti (excluyendo 0 %), y el resto de Fe e impurezas inevitables, en donde se cumple la siguiente Fórmula 1, y, una fracción de volumen de granos que tengan un ángulo de 15° o menos entre un plano {112} y un plano de laminación en la chapa de acero es del 40 al 60 %. [Fórmula 1] 0.3 = ([Si]+ [Al]-1.5)/[Mn] = 0.85 (En la Fórmula 1, [Si], [Al] y [Mn] representan los contenidos (% en peso) de Si, Al y Mn, respectivamente).</description><subject>ALLOYS</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMISTRY</subject><subject>ELECTRICITY</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</subject><subject>INDUCTANCES</subject><subject>MAGNETS</subject><subject>MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS</subject><subject>METALLURGY</subject><subject>METALLURGY OF IRON</subject><subject>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</subject><subject>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</subject><subject>TRANSFORMERS</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZHD18_fT9Q_ydPULcXVRcPVxdQ4J8nR29FEIDnF1BZIerq4hCo5-Lgq-jn6hbo7OIaFBnn7uCr6uIR7-LgohHq5Brm7-QTwMrGmJOcWpvFCam0HJzTXE2UM3tSA_PrW4IDE5NS-1JN43wsjAyNjAwNzYzNDRmChFAOAtLI0</recordid><startdate>20230905</startdate><enddate>20230905</enddate><creator>HONG Jaewan</creator><creator>JOO Hyungdon</creator><creator>PARK Junesoo</creator><scope>EVB</scope></search><sort><creationdate>20230905</creationdate><title>NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR</title><author>HONG Jaewan ; JOO Hyungdon ; PARK Junesoo</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_MX2023007361A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; spa</language><creationdate>2023</creationdate><topic>ALLOYS</topic><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CHEMISTRY</topic><topic>ELECTRICITY</topic><topic>FERROUS OR NON-FERROUS ALLOYS</topic><topic>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</topic><topic>INDUCTANCES</topic><topic>MAGNETS</topic><topic>MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS</topic><topic>METALLURGY</topic><topic>METALLURGY OF IRON</topic><topic>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</topic><topic>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</topic><topic>TRANSFORMERS</topic><topic>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>HONG Jaewan</creatorcontrib><creatorcontrib>JOO Hyungdon</creatorcontrib><creatorcontrib>PARK Junesoo</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>HONG Jaewan</au><au>JOO Hyungdon</au><au>PARK Junesoo</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR</title><date>2023-09-05</date><risdate>2023</risdate><abstract>A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 0.005% or less of C (excluding 0%), 1.2-2.7% of Si, 0.4-2.0% of Mn, 0.005% or less of S (excluding 0%), 0.3% or less of Al (excluding 0%), 0.005% or less of N (excluding 0%), 0.005% or less of Ti (excluding 0%), and the balance of Fe and inevitable impurities, wherein the following formula 1 is satisfied, and, in the steel sheet, the volume fraction of grains, in which the angle between {112} plane and a rolling plane is 15° or less, is 40-60%. [Formula 1] 0.3 ⿤ ([Si]+ [Al]-1.5)/[Mn] ⿤ 0.85 (In formula 1, [Si] and [Al], [Mn] represent the amounts (wt%) of Si, Al and Mn, respectively.). Una chapa de acero eléctrico no orientado según una realización de la presente invención comprende, en % en peso, 0.005 % o menos de C (excluyendo 0 %), del 1.2 al 2.7 % de Si, del 0.4 al 2.0 % de Mn, 0.005 % o menos de S (excluyendo 0 %), 0.3 % o menos de Al (excluyendo 0 %), 0.005 % o menos de N (excluyendo 0 %), 0.005 % o menos de Ti (excluyendo 0 %), y el resto de Fe e impurezas inevitables, en donde se cumple la siguiente Fórmula 1, y, una fracción de volumen de granos que tengan un ángulo de 15° o menos entre un plano {112} y un plano de laminación en la chapa de acero es del 40 al 60 %. [Fórmula 1] 0.3 = ([Si]+ [Al]-1.5)/[Mn] = 0.85 (En la Fórmula 1, [Si], [Al] y [Mn] representan los contenidos (% en peso) de Si, Al y Mn, respectivamente).</abstract><oa>free_for_read</oa></addata></record>
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subjects ALLOYS
BASIC ELECTRIC ELEMENTS
CHEMISTRY
ELECTRICITY
FERROUS OR NON-FERROUS ALLOYS
GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS
INDUCTANCES
MAGNETS
MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS
METALLURGY
METALLURGY OF IRON
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
TRANSFORMERS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
title NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
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