STEEL PLATE FOR PRESSURE VESSEL WITH EXCELLENT PWHT RESISTANCE AND MANUFACTURING METHOD THEREOF
A steel sheet for a pressure container for low temperature with excellent PWHT resistance and a manufacturing method thereof are provided. The steel sheet for a pressure container for low temperature with excellent PWHT resistance according to the present invention comprises, by weight%: 0.07 to 0.1...
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| creator | NOH, HEE GOON HONG, SOON TAIK |
| description | A steel sheet for a pressure container for low temperature with excellent PWHT resistance and a manufacturing method thereof are provided. The steel sheet for a pressure container for low temperature with excellent PWHT resistance according to the present invention comprises, by weight%: 0.07 to 0.17% of C; 0.15 to 0.40% of Si; 0.3 to 0.7% of Mn; 0.012 or less of P; 0.015 or less of S; 3.0 to 4.0% of Ni; two or more kinds of elements selected from 0.03 to 0.025% of Nb, 0.03 to 0.12% of Mo, and 0.03 to 0.15% of Co; and the remainder including Fe and inevitable impurities, wherein a steel microstructure includes tempered bainite of 20 to 80 area% and the remainder of tempered martensite.
PWHT 저항성이 우수한 저온용 압력용기용 강판 및 그 제조 방법이 제공된다. 본 발명은, 중량%로, C: 0.07 ~ 0.17%, Si: 0.15 ~ 0.40%, Mn: 0.3 ~ 0.7%, P: 0.012% 이하, S: 0.015%이하, Ni: 3.0 ~ 4.0%를 포함하고, 여기에 Nb: 0.03~ 0.025%, Mo: 0.03 ~ 0.12% 및 Co: 0.03~0.15% 중 선택된 2종 이상의 원소를 추가로 포함하고, 잔부 Fe 및 불가피한 불순물로 이루어지며, 강 미세조직이 20~80 면적%의 템퍼드 베이나이트와 잔부 템퍼드 마르텐사이트로 이루어진 PWHT 저항성이 우수한 저온용 압력용기 강판에 관한 것이다. |
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PWHT 저항성이 우수한 저온용 압력용기용 강판 및 그 제조 방법이 제공된다. 본 발명은, 중량%로, C: 0.07 ~ 0.17%, Si: 0.15 ~ 0.40%, Mn: 0.3 ~ 0.7%, P: 0.012% 이하, S: 0.015%이하, Ni: 3.0 ~ 4.0%를 포함하고, 여기에 Nb: 0.03~ 0.025%, Mo: 0.03 ~ 0.12% 및 Co: 0.03~0.15% 중 선택된 2종 이상의 원소를 추가로 포함하고, 잔부 Fe 및 불가피한 불순물로 이루어지며, 강 미세조직이 20~80 면적%의 템퍼드 베이나이트와 잔부 템퍼드 마르텐사이트로 이루어진 PWHT 저항성이 우수한 저온용 압력용기 강판에 관한 것이다.</description><language>eng ; kor</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>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=20160607&DB=EPODOC&CC=KR&NR=20160063532A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160607&DB=EPODOC&CC=KR&NR=20160063532A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>NOH, HEE GOON</creatorcontrib><creatorcontrib>HONG, SOON TAIK</creatorcontrib><title>STEEL PLATE FOR PRESSURE VESSEL WITH EXCELLENT PWHT RESISTANCE AND MANUFACTURING METHOD THEREOF</title><description>A steel sheet for a pressure container for low temperature with excellent PWHT resistance and a manufacturing method thereof are provided. The steel sheet for a pressure container for low temperature with excellent PWHT resistance according to the present invention comprises, by weight%: 0.07 to 0.17% of C; 0.15 to 0.40% of Si; 0.3 to 0.7% of Mn; 0.012 or less of P; 0.015 or less of S; 3.0 to 4.0% of Ni; two or more kinds of elements selected from 0.03 to 0.025% of Nb, 0.03 to 0.12% of Mo, and 0.03 to 0.15% of Co; and the remainder including Fe and inevitable impurities, wherein a steel microstructure includes tempered bainite of 20 to 80 area% and the remainder of tempered martensite.
PWHT 저항성이 우수한 저온용 압력용기용 강판 및 그 제조 방법이 제공된다. 본 발명은, 중량%로, C: 0.07 ~ 0.17%, Si: 0.15 ~ 0.40%, Mn: 0.3 ~ 0.7%, P: 0.012% 이하, S: 0.015%이하, Ni: 3.0 ~ 4.0%를 포함하고, 여기에 Nb: 0.03~ 0.025%, Mo: 0.03 ~ 0.12% 및 Co: 0.03~0.15% 중 선택된 2종 이상의 원소를 추가로 포함하고, 잔부 Fe 및 불가피한 불순물로 이루어지며, 강 미세조직이 20~80 면적%의 템퍼드 베이나이트와 잔부 템퍼드 마르텐사이트로 이루어진 PWHT 저항성이 우수한 저온용 압력용기 강판에 관한 것이다.</description><subject>ALLOYS</subject><subject>CHEMISTRY</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</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>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAURuEuDqK-wwVnIbbYPaR_TDBNS3Jr3UqROIkW6vtjBx_A6RvOWWdDZMBR6ySDdBOoDYixC6Dr4lJ6y4ZwU3AOnqntDdOy2MjSK5D0FdXSd1oq7oL1Z6rBpqmIDQIavc1Wj_E5p93PTbbXYGUOaXoPaZ7Ge3qlz3AJuTiWQpTFqchl8d_1BULGNEg</recordid><startdate>20160607</startdate><enddate>20160607</enddate><creator>NOH, HEE GOON</creator><creator>HONG, SOON TAIK</creator><scope>EVB</scope></search><sort><creationdate>20160607</creationdate><title>STEEL PLATE FOR PRESSURE VESSEL WITH EXCELLENT PWHT RESISTANCE AND MANUFACTURING METHOD THEREOF</title><author>NOH, HEE GOON ; HONG, SOON TAIK</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_KR20160063532A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; kor</language><creationdate>2016</creationdate><topic>ALLOYS</topic><topic>CHEMISTRY</topic><topic>FERROUS OR NON-FERROUS ALLOYS</topic><topic>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</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>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>NOH, HEE GOON</creatorcontrib><creatorcontrib>HONG, SOON TAIK</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>NOH, HEE GOON</au><au>HONG, SOON TAIK</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>STEEL PLATE FOR PRESSURE VESSEL WITH EXCELLENT PWHT RESISTANCE AND MANUFACTURING METHOD THEREOF</title><date>2016-06-07</date><risdate>2016</risdate><abstract>A steel sheet for a pressure container for low temperature with excellent PWHT resistance and a manufacturing method thereof are provided. The steel sheet for a pressure container for low temperature with excellent PWHT resistance according to the present invention comprises, by weight%: 0.07 to 0.17% of C; 0.15 to 0.40% of Si; 0.3 to 0.7% of Mn; 0.012 or less of P; 0.015 or less of S; 3.0 to 4.0% of Ni; two or more kinds of elements selected from 0.03 to 0.025% of Nb, 0.03 to 0.12% of Mo, and 0.03 to 0.15% of Co; and the remainder including Fe and inevitable impurities, wherein a steel microstructure includes tempered bainite of 20 to 80 area% and the remainder of tempered martensite.
PWHT 저항성이 우수한 저온용 압력용기용 강판 및 그 제조 방법이 제공된다. 본 발명은, 중량%로, C: 0.07 ~ 0.17%, Si: 0.15 ~ 0.40%, Mn: 0.3 ~ 0.7%, P: 0.012% 이하, S: 0.015%이하, Ni: 3.0 ~ 4.0%를 포함하고, 여기에 Nb: 0.03~ 0.025%, Mo: 0.03 ~ 0.12% 및 Co: 0.03~0.15% 중 선택된 2종 이상의 원소를 추가로 포함하고, 잔부 Fe 및 불가피한 불순물로 이루어지며, 강 미세조직이 20~80 면적%의 템퍼드 베이나이트와 잔부 템퍼드 마르텐사이트로 이루어진 PWHT 저항성이 우수한 저온용 압력용기 강판에 관한 것이다.</abstract><oa>free_for_read</oa></addata></record> |
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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 | STEEL PLATE FOR PRESSURE VESSEL WITH EXCELLENT PWHT RESISTANCE AND MANUFACTURING METHOD THEREOF |
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