DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES
A duplex stainless steel having excellent deep drawing properties, according to one embodiment of the present invention, comprises 0.01-0.17% of C, 0.2-1.0% of Si, 3-11% of Mn, 18-22% of Cr, 0.05-0.25% of N, and the remainder being Fe and other inevitable impurities, and contains a component having...
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| creator | KIM, BONG WN KANG, HYUNG GU CHAE, DONG CHUL JO, GYU JIN |
| description | A duplex stainless steel having excellent deep drawing properties, according to one embodiment of the present invention, comprises 0.01-0.17% of C, 0.2-1.0% of Si, 3-11% of Mn, 18-22% of Cr, 0.05-0.25% of N, and the remainder being Fe and other inevitable impurities, and contains a component having a value in which a Modified Md30 value represented by the following formula is less than Critical Md30. (Modified Md30=551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30=2*Φ-20, Φ(%)=-60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, and each element is wt%)
Un acier inoxydable duplex présentant d'excellentes propriétés d'emboutissage profond, selon un mode de réalisation de la présente invention, comprend de 0,01 à 0,17 % de C, 0,2 à 1,0 % de Si, 3 à 11 % de Mn, 18 à 22 % de Cr, 0,05 à 0,25 % de N, le reste étant du Fe et d'autres impuretés inévitables, et renferme un composant ayant une valeur dans laquelle une valeur Md30 modifiée représentée par la formule suivante est inférieure à Md30 critique. (Md30 modifié =551-[462*(C+N)/(1-0,01*Φ)]-9,2*Si-8,1*Mn-13,7*Cr-29*Ni-29*Cu-18,5*Mo, Md30 critique =2*Φ-20, Φ(%)=-60,9-148*C-1,30*Mn-10,7*Ni-4,57*Cu+5.,77*Si+7,20*Cr-144*N+11,4*Mo, et chaque élément est en % en poids).
본 발명의 일 실시예에 따른 심가공 특성이 우수한 듀플렉스 스테인리스강은 C: 0.01~0.17%, Si: 0.2~1.0%, Mn: 3~11%, Cr:18~22%, N: 0.05~0.25%, 나머지는 Fe 및 기타 불가피한 불순물을 포함하고, 하기 식으로 표현되는 Modified Md30 값이 Critical Md30보다 작은 값을 갖도록 하는 성분을 포함한다. (Modified Md30 = 551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30 = 2*Φ-20, Φ(%) = -60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, 각 원소는 wt%임) |
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| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_WO2016104973A1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>WO2016104973A1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_WO2016104973A13</originalsourceid><addsrcrecordid>eNrjZLB3CQ3wcY1QCA5x9PTzcQ0OBrJcXX0UPBzDPP3cFVwjnF19fFz9QhRcXF0DFFyCHMNBwgFB_gGuQSGersE8DKxpiTnFqbxQmptB2c01xNlDN7UgPz61uCAxOTUvtSQ-3N_IwNDM0MDE0tzY0dCYOFUATFUrlQ</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES</title><source>esp@cenet</source><creator>KIM, BONG WN ; KANG, HYUNG GU ; CHAE, DONG CHUL ; JO, GYU JIN</creator><creatorcontrib>KIM, BONG WN ; KANG, HYUNG GU ; CHAE, DONG CHUL ; JO, GYU JIN</creatorcontrib><description>A duplex stainless steel having excellent deep drawing properties, according to one embodiment of the present invention, comprises 0.01-0.17% of C, 0.2-1.0% of Si, 3-11% of Mn, 18-22% of Cr, 0.05-0.25% of N, and the remainder being Fe and other inevitable impurities, and contains a component having a value in which a Modified Md30 value represented by the following formula is less than Critical Md30. (Modified Md30=551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30=2*Φ-20, Φ(%)=-60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, and each element is wt%)
Un acier inoxydable duplex présentant d'excellentes propriétés d'emboutissage profond, selon un mode de réalisation de la présente invention, comprend de 0,01 à 0,17 % de C, 0,2 à 1,0 % de Si, 3 à 11 % de Mn, 18 à 22 % de Cr, 0,05 à 0,25 % de N, le reste étant du Fe et d'autres impuretés inévitables, et renferme un composant ayant une valeur dans laquelle une valeur Md30 modifiée représentée par la formule suivante est inférieure à Md30 critique. (Md30 modifié =551-[462*(C+N)/(1-0,01*Φ)]-9,2*Si-8,1*Mn-13,7*Cr-29*Ni-29*Cu-18,5*Mo, Md30 critique =2*Φ-20, Φ(%)=-60,9-148*C-1,30*Mn-10,7*Ni-4,57*Cu+5.,77*Si+7,20*Cr-144*N+11,4*Mo, et chaque élément est en % en poids).
본 발명의 일 실시예에 따른 심가공 특성이 우수한 듀플렉스 스테인리스강은 C: 0.01~0.17%, Si: 0.2~1.0%, Mn: 3~11%, Cr:18~22%, N: 0.05~0.25%, 나머지는 Fe 및 기타 불가피한 불순물을 포함하고, 하기 식으로 표현되는 Modified Md30 값이 Critical Md30보다 작은 값을 갖도록 하는 성분을 포함한다. (Modified Md30 = 551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30 = 2*Φ-20, Φ(%) = -60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, 각 원소는 wt%임)</description><language>eng ; fre ; kor</language><subject>ALLOYS ; CHEMISTRY ; FERROUS OR NON-FERROUS ALLOYS ; METALLURGY ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>2016</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&date=20160630&DB=EPODOC&CC=WO&NR=2016104973A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,778,883,25551,76302</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160630&DB=EPODOC&CC=WO&NR=2016104973A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KIM, BONG WN</creatorcontrib><creatorcontrib>KANG, HYUNG GU</creatorcontrib><creatorcontrib>CHAE, DONG CHUL</creatorcontrib><creatorcontrib>JO, GYU JIN</creatorcontrib><title>DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES</title><description>A duplex stainless steel having excellent deep drawing properties, according to one embodiment of the present invention, comprises 0.01-0.17% of C, 0.2-1.0% of Si, 3-11% of Mn, 18-22% of Cr, 0.05-0.25% of N, and the remainder being Fe and other inevitable impurities, and contains a component having a value in which a Modified Md30 value represented by the following formula is less than Critical Md30. (Modified Md30=551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30=2*Φ-20, Φ(%)=-60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, and each element is wt%)
Un acier inoxydable duplex présentant d'excellentes propriétés d'emboutissage profond, selon un mode de réalisation de la présente invention, comprend de 0,01 à 0,17 % de C, 0,2 à 1,0 % de Si, 3 à 11 % de Mn, 18 à 22 % de Cr, 0,05 à 0,25 % de N, le reste étant du Fe et d'autres impuretés inévitables, et renferme un composant ayant une valeur dans laquelle une valeur Md30 modifiée représentée par la formule suivante est inférieure à Md30 critique. (Md30 modifié =551-[462*(C+N)/(1-0,01*Φ)]-9,2*Si-8,1*Mn-13,7*Cr-29*Ni-29*Cu-18,5*Mo, Md30 critique =2*Φ-20, Φ(%)=-60,9-148*C-1,30*Mn-10,7*Ni-4,57*Cu+5.,77*Si+7,20*Cr-144*N+11,4*Mo, et chaque élément est en % en poids).
본 발명의 일 실시예에 따른 심가공 특성이 우수한 듀플렉스 스테인리스강은 C: 0.01~0.17%, Si: 0.2~1.0%, Mn: 3~11%, Cr:18~22%, N: 0.05~0.25%, 나머지는 Fe 및 기타 불가피한 불순물을 포함하고, 하기 식으로 표현되는 Modified Md30 값이 Critical Md30보다 작은 값을 갖도록 하는 성분을 포함한다. (Modified Md30 = 551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30 = 2*Φ-20, Φ(%) = -60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, 각 원소는 wt%임)</description><subject>ALLOYS</subject><subject>CHEMISTRY</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>METALLURGY</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLB3CQ3wcY1QCA5x9PTzcQ0OBrJcXX0UPBzDPP3cFVwjnF19fFz9QhRcXF0DFFyCHMNBwgFB_gGuQSGersE8DKxpiTnFqbxQmptB2c01xNlDN7UgPz61uCAxOTUvtSQ-3N_IwNDM0MDE0tzY0dCYOFUATFUrlQ</recordid><startdate>20160630</startdate><enddate>20160630</enddate><creator>KIM, BONG WN</creator><creator>KANG, HYUNG GU</creator><creator>CHAE, DONG CHUL</creator><creator>JO, GYU JIN</creator><scope>EVB</scope></search><sort><creationdate>20160630</creationdate><title>DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES</title><author>KIM, BONG WN ; KANG, HYUNG GU ; CHAE, DONG CHUL ; JO, GYU JIN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2016104973A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; kor</language><creationdate>2016</creationdate><topic>ALLOYS</topic><topic>CHEMISTRY</topic><topic>FERROUS OR NON-FERROUS ALLOYS</topic><topic>METALLURGY</topic><topic>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>KIM, BONG WN</creatorcontrib><creatorcontrib>KANG, HYUNG GU</creatorcontrib><creatorcontrib>CHAE, DONG CHUL</creatorcontrib><creatorcontrib>JO, GYU JIN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KIM, BONG WN</au><au>KANG, HYUNG GU</au><au>CHAE, DONG CHUL</au><au>JO, GYU JIN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES</title><date>2016-06-30</date><risdate>2016</risdate><abstract>A duplex stainless steel having excellent deep drawing properties, according to one embodiment of the present invention, comprises 0.01-0.17% of C, 0.2-1.0% of Si, 3-11% of Mn, 18-22% of Cr, 0.05-0.25% of N, and the remainder being Fe and other inevitable impurities, and contains a component having a value in which a Modified Md30 value represented by the following formula is less than Critical Md30. (Modified Md30=551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30=2*Φ-20, Φ(%)=-60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, and each element is wt%)
Un acier inoxydable duplex présentant d'excellentes propriétés d'emboutissage profond, selon un mode de réalisation de la présente invention, comprend de 0,01 à 0,17 % de C, 0,2 à 1,0 % de Si, 3 à 11 % de Mn, 18 à 22 % de Cr, 0,05 à 0,25 % de N, le reste étant du Fe et d'autres impuretés inévitables, et renferme un composant ayant une valeur dans laquelle une valeur Md30 modifiée représentée par la formule suivante est inférieure à Md30 critique. (Md30 modifié =551-[462*(C+N)/(1-0,01*Φ)]-9,2*Si-8,1*Mn-13,7*Cr-29*Ni-29*Cu-18,5*Mo, Md30 critique =2*Φ-20, Φ(%)=-60,9-148*C-1,30*Mn-10,7*Ni-4,57*Cu+5.,77*Si+7,20*Cr-144*N+11,4*Mo, et chaque élément est en % en poids).
본 발명의 일 실시예에 따른 심가공 특성이 우수한 듀플렉스 스테인리스강은 C: 0.01~0.17%, Si: 0.2~1.0%, Mn: 3~11%, Cr:18~22%, N: 0.05~0.25%, 나머지는 Fe 및 기타 불가피한 불순물을 포함하고, 하기 식으로 표현되는 Modified Md30 값이 Critical Md30보다 작은 값을 갖도록 하는 성분을 포함한다. (Modified Md30 = 551-[462*(C+N)/(1-0.01*Φ)]-9.2*Si-8.1*Mn-13.7*Cr-29*Ni-29*Cu-18.5*Mo, Critical Md30 = 2*Φ-20, Φ(%) = -60.9-148*C-1.30*Mn-10.7*Ni-4.57*Cu+5.77*Si+7.20*Cr-144*N+11.4*Mo, 각 원소는 wt%임)</abstract><oa>free_for_read</oa></addata></record> |
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| title | DUPLEX STAINLESS STEEL HAVING EXCELLENT DEEP DRAWING PROPERTIES |
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