LOW ALLOY CARBURIZING STEEL WITH HIGH TOUGHNESS
PURPOSE:To make the resulting carburizing steel inexpensive and to enhance the haudenability and the toughness after heat tratment by adjusting the Si and P contents of a steel contg. Mn, Cr and Ti, adding B, and regulating the ideal critical diameter to a specified range. CONSTITUTION:This carburiz...
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| creator | OOHAMA HIROHISA WATANABE TAKAHIRO SHINODA KENICHI SAKAI NORIYASU |
| description | PURPOSE:To make the resulting carburizing steel inexpensive and to enhance the haudenability and the toughness after heat tratment by adjusting the Si and P contents of a steel contg. Mn, Cr and Ti, adding B, and regulating the ideal critical diameter to a specified range. CONSTITUTION:This carburizing steel consists of, by weight, |
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Mn, Cr and Ti, adding B, and regulating the ideal critical diameter to a specified range. CONSTITUTION:This carburizing steel consists of, by weight, <=0.35% C, <=0.25% Si, 0.30-1.20% Mn, 0.61-2.0% Cr, <=0.020% P, <=O.O15% S, <=200ppm N+O, <=0.10 % sol. Al, 4-10 times as much Ti as (N+O)%, 0.0005-0.009% B and the balance Fe with inevitable impurities. The amounts (%) of C, Si, Mn and Cr in the steel are regulated so that the ideal critical diameter DI according to equation I is made 1.0-8.0 in. By further adding <=200ppm Ca to the steel as required, the amount of A1 type inclusions in a hot rolled plate is reduced to 0.03% by area, the anisotropy is reduced, and the toughness can be improved furthermore.]]></description><language>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 ; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL ; METALLURGY ; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>1982</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=19820819&DB=EPODOC&CC=JP&NR=S57134543A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76294</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19820819&DB=EPODOC&CC=JP&NR=S57134543A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>OOHAMA HIROHISA</creatorcontrib><creatorcontrib>WATANABE TAKAHIRO</creatorcontrib><creatorcontrib>SHINODA KENICHI</creatorcontrib><creatorcontrib>SAKAI NORIYASU</creatorcontrib><title>LOW ALLOY CARBURIZING STEEL WITH HIGH TOUGHNESS</title><description><![CDATA[PURPOSE:To make the resulting carburizing steel inexpensive and to enhance the haudenability and the toughness after heat tratment by adjusting the Si and P contents of a steel contg. Mn, Cr and Ti, adding B, and regulating the ideal critical diameter to a specified range. CONSTITUTION:This carburizing steel consists of, by weight, <=0.35% C, <=0.25% Si, 0.30-1.20% Mn, 0.61-2.0% Cr, <=0.020% P, <=O.O15% S, <=200ppm N+O, <=0.10 % sol. Al, 4-10 times as much Ti as (N+O)%, 0.0005-0.009% B and the balance Fe with inevitable impurities. The amounts (%) of C, Si, Mn and Cr in the steel are regulated so that the ideal critical diameter DI according to equation I is made 1.0-8.0 in. By further adding <=200ppm Ca to the steel as required, the amount of A1 type inclusions in a hot rolled plate is reduced to 0.03% by area, the anisotropy is reduced, and the toughness can be improved furthermore.]]></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>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</subject><subject>METALLURGY</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>1982</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZND38Q9XcPTx8Y9UcHYMcgoN8ozy9HNXCA5xdfVRCPcM8VDw8HT3UAjxD3X38HMNDuZhYE1LzClO5YXS3AyKbq4hzh66qQX58anFBYnJqXmpJfFeAcGm5obGJqYmxo7GxKgBAB-rJno</recordid><startdate>19820819</startdate><enddate>19820819</enddate><creator>OOHAMA HIROHISA</creator><creator>WATANABE TAKAHIRO</creator><creator>SHINODA KENICHI</creator><creator>SAKAI NORIYASU</creator><scope>EVB</scope></search><sort><creationdate>19820819</creationdate><title>LOW ALLOY CARBURIZING STEEL WITH HIGH TOUGHNESS</title><author>OOHAMA HIROHISA ; WATANABE TAKAHIRO ; SHINODA KENICHI ; SAKAI NORIYASU</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JPS57134543A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1982</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>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</topic><topic>METALLURGY</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>OOHAMA HIROHISA</creatorcontrib><creatorcontrib>WATANABE TAKAHIRO</creatorcontrib><creatorcontrib>SHINODA KENICHI</creatorcontrib><creatorcontrib>SAKAI NORIYASU</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>OOHAMA HIROHISA</au><au>WATANABE TAKAHIRO</au><au>SHINODA KENICHI</au><au>SAKAI NORIYASU</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>LOW ALLOY CARBURIZING STEEL WITH HIGH TOUGHNESS</title><date>1982-08-19</date><risdate>1982</risdate><abstract><![CDATA[PURPOSE:To make the resulting carburizing steel inexpensive and to enhance the haudenability and the toughness after heat tratment by adjusting the Si and P contents of a steel contg. Mn, Cr and Ti, adding B, and regulating the ideal critical diameter to a specified range. CONSTITUTION:This carburizing steel consists of, by weight, <=0.35% C, <=0.25% Si, 0.30-1.20% Mn, 0.61-2.0% Cr, <=0.020% P, <=O.O15% S, <=200ppm N+O, <=0.10 % sol. Al, 4-10 times as much Ti as (N+O)%, 0.0005-0.009% B and the balance Fe with inevitable impurities. The amounts (%) of C, Si, Mn and Cr in the steel are regulated so that the ideal critical diameter DI according to equation I is made 1.0-8.0 in. By further adding <=200ppm Ca to the steel as required, the amount of A1 type inclusions in a hot rolled plate is reduced to 0.03% by area, the anisotropy is reduced, and the toughness can be improved furthermore.]]></abstract><oa>free_for_read</oa></addata></record> |
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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 INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | LOW ALLOY CARBURIZING STEEL WITH HIGH TOUGHNESS |
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