METHOD FOR PRODUCING HIGH-STRENGTH STEEL PARTS WITH IMPROVED DUCTILITY, AND PARTS OBTAINED BY SAID METHOD
The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24%
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| creator | BEAUVAIS MARTIN LUCAS EMMANUEL COBO SEBASTIAN AOUAFI ANIS ALLELY CHRISTIAN |
| description | The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24% |
| format | Patent |
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CHRISTIAN</creatorcontrib><description><![CDATA[The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24%<=C<=0.38%, 0.40%<=Mn<=3%, 0.10%<=Si<=0.70%, 0.015%<=Al<=0.070%, 0%<=Cr<=2%, 0.25%<=Ni<=2%, 0.015%<=Ti<=0.10%, 0%<=Nb<=0.060%, 0.0005%<=B<=0.0040%, 0.003%<=N<=0.010%, 0.0001%<=S<=0.005%, 0.0001<=P<=0.025%, the titanium and nitrogen contents satisfying: Ti/N>3.42, and the carbon, manganese, chromium and silicon contents satisfying: 2.6C+++>=1.1%, the chemical composition optionally comprising one or more of the following elements: 0.05%<=Mo<=0.65%, 0.001%<=W<=0.30%, 0.0005%<=Ca<=0.005%, the remainder consisting of iron and unavoidable impurities resulting from the preparation, the sheet having a nickel Nisurf content at any point of the steel in the vicinity of the surface of said sheet over a depth [delta], such that: Nisurf > Ninom, Ninom being the nominal nickel content of the steel, and such that, Nimax being the maximum nickel content in [delta]: (Nimax+Ninom) x([delt]]></description><language>chi ; eng</language><subject>ALLOYS ; CHEMICAL SURFACE TREATMENT ; CHEMISTRY ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING MATERIAL WITH METALLIC MATERIAL ; COATING METALLIC MATERIAL ; DIFFUSION TREATMENT OF METALLIC MATERIAL ; FERROUS OR NON-FERROUS ALLOYS ; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS ; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL ; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>2020</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=20200214&DB=EPODOC&CC=CN&NR=110799659A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76294</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200214&DB=EPODOC&CC=CN&NR=110799659A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>BEAUVAIS MARTIN</creatorcontrib><creatorcontrib>LUCAS EMMANUEL</creatorcontrib><creatorcontrib>COBO SEBASTIAN</creatorcontrib><creatorcontrib>AOUAFI ANIS</creatorcontrib><creatorcontrib>ALLELY CHRISTIAN</creatorcontrib><title>METHOD FOR PRODUCING HIGH-STRENGTH STEEL PARTS WITH IMPROVED DUCTILITY, AND PARTS OBTAINED BY SAID METHOD</title><description><![CDATA[The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24%<=C<=0.38%, 0.40%<=Mn<=3%, 0.10%<=Si<=0.70%, 0.015%<=Al<=0.070%, 0%<=Cr<=2%, 0.25%<=Ni<=2%, 0.015%<=Ti<=0.10%, 0%<=Nb<=0.060%, 0.0005%<=B<=0.0040%, 0.003%<=N<=0.010%, 0.0001%<=S<=0.005%, 0.0001<=P<=0.025%, the titanium and nitrogen contents satisfying: Ti/N>3.42, and the carbon, manganese, chromium and silicon contents satisfying: 2.6C+++>=1.1%, the chemical composition optionally comprising one or more of the following elements: 0.05%<=Mo<=0.65%, 0.001%<=W<=0.30%, 0.0005%<=Ca<=0.005%, the remainder consisting of iron and unavoidable impurities resulting from the preparation, the sheet having a nickel Nisurf content at any point of the steel in the vicinity of the surface of said sheet over a depth [delta], such that: Nisurf > Ninom, Ninom being the nominal nickel content of the steel, and such that, Nimax being the maximum nickel content in [delta]: (Nimax+Ninom) x([delt]]></description><subject>ALLOYS</subject><subject>CHEMICAL SURFACE TREATMENT</subject><subject>CHEMISTRY</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING MATERIAL WITH METALLIC MATERIAL</subject><subject>COATING METALLIC MATERIAL</subject><subject>DIFFUSION TREATMENT OF METALLIC MATERIAL</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</subject><subject>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</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>SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNzUEKwjAUBNBuXIh6h-_egkW0dJkmafKhTUryVboqRSIIooV6fwzYA7gamHkwy-TRSNJWQGUdtM6KM0ejQKPSqScnjSINnqSsoWWOPFwxFthEepECIieskbodMCNmYktiaOJaduAZCvhdrJPFfXhOYTPnKtlWkrhOw_juwzQOt_AKn56bLNvnRXE6Fuzwj_kCXHI17Q</recordid><startdate>20200214</startdate><enddate>20200214</enddate><creator>BEAUVAIS MARTIN</creator><creator>LUCAS EMMANUEL</creator><creator>COBO SEBASTIAN</creator><creator>AOUAFI ANIS</creator><creator>ALLELY CHRISTIAN</creator><scope>EVB</scope></search><sort><creationdate>20200214</creationdate><title>METHOD FOR PRODUCING HIGH-STRENGTH STEEL PARTS WITH IMPROVED DUCTILITY, AND PARTS OBTAINED BY SAID METHOD</title><author>BEAUVAIS MARTIN ; LUCAS EMMANUEL ; COBO SEBASTIAN ; AOUAFI ANIS ; ALLELY CHRISTIAN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN110799659A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2020</creationdate><topic>ALLOYS</topic><topic>CHEMICAL SURFACE TREATMENT</topic><topic>CHEMISTRY</topic><topic>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</topic><topic>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</topic><topic>COATING MATERIAL WITH METALLIC MATERIAL</topic><topic>COATING METALLIC MATERIAL</topic><topic>DIFFUSION TREATMENT OF METALLIC MATERIAL</topic><topic>FERROUS OR NON-FERROUS ALLOYS</topic><topic>GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS</topic><topic>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</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>SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</topic><topic>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>BEAUVAIS MARTIN</creatorcontrib><creatorcontrib>LUCAS EMMANUEL</creatorcontrib><creatorcontrib>COBO SEBASTIAN</creatorcontrib><creatorcontrib>AOUAFI ANIS</creatorcontrib><creatorcontrib>ALLELY CHRISTIAN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>BEAUVAIS MARTIN</au><au>LUCAS EMMANUEL</au><au>COBO SEBASTIAN</au><au>AOUAFI ANIS</au><au>ALLELY CHRISTIAN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METHOD FOR PRODUCING HIGH-STRENGTH STEEL PARTS WITH IMPROVED DUCTILITY, AND PARTS OBTAINED BY SAID METHOD</title><date>2020-02-14</date><risdate>2020</risdate><abstract><![CDATA[The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24%<=C<=0.38%, 0.40%<=Mn<=3%, 0.10%<=Si<=0.70%, 0.015%<=Al<=0.070%, 0%<=Cr<=2%, 0.25%<=Ni<=2%, 0.015%<=Ti<=0.10%, 0%<=Nb<=0.060%, 0.0005%<=B<=0.0040%, 0.003%<=N<=0.010%, 0.0001%<=S<=0.005%, 0.0001<=P<=0.025%, the titanium and nitrogen contents satisfying: Ti/N>3.42, and the carbon, manganese, chromium and silicon contents satisfying: 2.6C+++>=1.1%, the chemical composition optionally comprising one or more of the following elements: 0.05%<=Mo<=0.65%, 0.001%<=W<=0.30%, 0.0005%<=Ca<=0.005%, the remainder consisting of iron and unavoidable impurities resulting from the preparation, the sheet having a nickel Nisurf content at any point of the steel in the vicinity of the surface of said sheet over a depth [delta], such that: Nisurf > Ninom, Ninom being the nominal nickel content of the steel, and such that, Nimax being the maximum nickel content in [delta]: (Nimax+Ninom) x([delt]]></abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | ALLOYS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL FERROUS OR NON-FERROUS ALLOYS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | METHOD FOR PRODUCING HIGH-STRENGTH STEEL PARTS WITH IMPROVED DUCTILITY, AND PARTS OBTAINED BY SAID METHOD |
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