AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH

AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH

An austenitic stainless steel with improved strength is disclosed. The austenitic stainless steel includes, in percent (%) by weight of the entire composition, C: 0.02 to 0.14%, Si: 0.2 to 0.6%, S: less than 0.01%, Mn: 2.0 to 4.5%, Ni: 2.5 to 5.0%, Cr: 19.0 to 22.0%, Cu: 1.0 to 3.0%, Mo: less than 1...

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Hauptverfasser: JO, Gyu Jin, LEE, Jae-Hwa, KIM, Young Tae
Format: Patent
Sprache:eng ; fre ; ger
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ALLOYS
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS
MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS
METALLURGY
METALLURGY OF IRON
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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creator JO, Gyu Jin
LEE, Jae-Hwa
KIM, Young Tae
description An austenitic stainless steel with improved strength is disclosed. The austenitic stainless steel includes, in percent (%) by weight of the entire composition, C: 0.02 to 0.14%, Si: 0.2 to 0.6%, S: less than 0.01%, Mn: 2.0 to 4.5%, Ni: 2.5 to 5.0%, Cr: 19.0 to 22.0%, Cu: 1.0 to 3.0%, Mo: less than 1.0%, N: 0.25 to 0.40%, the remainder of iron (Fe) and other inevitable impurities, and the Solubility of Nitrogen in Liquid (SNL) value represented by the following equation (1) is equal to or greater than the content of N. SNL=−0.188−0.0423×C−0.0517×Si+0.012×Mn+0.0048×Ni+0.0252×Cr−0.00906×Cu+0.00021×MoHere, C, Si, Mn, Ni, Cr, Cu, and Mo mean the content (% by weight) of each element.
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The austenitic stainless steel includes, in percent (%) by weight of the entire composition, C: 0.02 to 0.14%, Si: 0.2 to 0.6%, S: less than 0.01%, Mn: 2.0 to 4.5%, Ni: 2.5 to 5.0%, Cr: 19.0 to 22.0%, Cu: 1.0 to 3.0%, Mo: less than 1.0%, N: 0.25 to 0.40%, the remainder of iron (Fe) and other inevitable impurities, and the Solubility of Nitrogen in Liquid (SNL) value represented by the following equation (1) is equal to or greater than the content of N. SNL=−0.188−0.0423×C−0.0517×Si+0.012×Mn+0.0048×Ni+0.0252×Cr−0.00906×Cu+0.00021×MoHere, C, Si, Mn, Ni, Cr, Cu, and Mo mean the content (% by weight) of each element.</description><language>eng ; fre ; ger</language><subject>ALLOYS ; CHEMISTRY ; FERROUS OR NON-FERROUS ALLOYS ; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS ; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; 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=20230118&amp;DB=EPODOC&amp;CC=EP&amp;NR=3822384B1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,778,883,25547,76298</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20230118&amp;DB=EPODOC&amp;CC=EP&amp;NR=3822384B1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JO, Gyu Jin</creatorcontrib><creatorcontrib>LEE, Jae-Hwa</creatorcontrib><creatorcontrib>KIM, Young Tae</creatorcontrib><title>AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH</title><description>An austenitic stainless steel with improved strength is disclosed. 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The austenitic stainless steel includes, in percent (%) by weight of the entire composition, C: 0.02 to 0.14%, Si: 0.2 to 0.6%, S: less than 0.01%, Mn: 2.0 to 4.5%, Ni: 2.5 to 5.0%, Cr: 19.0 to 22.0%, Cu: 1.0 to 3.0%, Mo: less than 1.0%, N: 0.25 to 0.40%, the remainder of iron (Fe) and other inevitable impurities, and the Solubility of Nitrogen in Liquid (SNL) value represented by the following equation (1) is equal to or greater than the content of N. SNL=−0.188−0.0423×C−0.0517×Si+0.012×Mn+0.0048×Ni+0.0252×Cr−0.00906×Cu+0.00021×MoHere, C, Si, Mn, Ni, Cr, Cu, and Mo mean the content (% by weight) of each element.</abstract><oa>free_for_read</oa></addata></record>
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language eng ; fre ; ger
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subjects ALLOYS
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS
MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS
METALLURGY
METALLURGY OF IRON
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
title AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH
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