MANUFACTURE OF STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS
PURPOSE:To manufacture the steel having excellent strength and toughness in high heat economic efficiency and high productivity by casting and solidifying a molten steel, thereafter subjecting it to specified rolling in a specified temp. area and thereafter executing specified cooling treatment. CON...
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| creator | KURIHARA KAZUHISA HAJI TOSHIAKI |
| description | PURPOSE:To manufacture the steel having excellent strength and toughness in high heat economic efficiency and high productivity by casting and solidifying a molten steel, thereafter subjecting it to specified rolling in a specified temp. area and thereafter executing specified cooling treatment. CONSTITUTION:A molten steel is cast and solidified, and rolling of >=30% cast thickness is thereafter executed in the temp. area of the recrystallization- formable lower limit temp. or above in austenite while the steel lies in the Ar3 point temperature or above. As the compsn. of the above molten steel, the one contg., by weight, 0.10 to 0.20%C, |
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CONSTITUTION:A molten steel is cast and solidified, and rolling of >=30% cast thickness is thereafter executed in the temp. area of the recrystallization- formable lower limit temp. or above in austenite while the steel lies in the Ar3 point temperature or above. As the compsn. of the above molten steel, the one contg., by weight, 0.10 to 0.20%C, <=0.025% S, 0.01 to 0.80% Si, <=0.1% Al and 0.20 to 2.00% Mn, furthermore contg., at need, 0.002 to 0.1% Nb and/or 0.002 to 0.1% Ti, moreover contg. one or more kinds among <=1% Cu, <=0.1% Zr, <=10% Ni, <=0.008% Ca, <=1% Cr, <=0.006% B, <=1% Mo, <=0.01% REM and <=0.2% V and the balance Fe with inevitable components is preferably regulated. After executing the above rolling, the rolled stock is continuously cooled in the temp. area from the Ar3-100 deg.C or above to >=100 deg.C at 1.5 to 40 deg.C/sec cooling rate. In this way, the steel having excellent strength and toughness can efficiently be obtd. at low cost.]]></description><language>eng</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 ; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; PERFORMING OPERATIONS ; PUNCHING METAL ; ROLLING OF METAL ; TRANSPORTING ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>1991</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=19910307&DB=EPODOC&CC=JP&NR=H0353019A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19910307&DB=EPODOC&CC=JP&NR=H0353019A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KURIHARA KAZUHISA</creatorcontrib><creatorcontrib>HAJI TOSHIAKI</creatorcontrib><title>MANUFACTURE OF STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS</title><description><![CDATA[PURPOSE:To manufacture the steel having excellent strength and toughness in high heat economic efficiency and high productivity by casting and solidifying a molten steel, thereafter subjecting it to specified rolling in a specified temp. area and thereafter executing specified cooling treatment. CONSTITUTION:A molten steel is cast and solidified, and rolling of >=30% cast thickness is thereafter executed in the temp. area of the recrystallization- formable lower limit temp. or above in austenite while the steel lies in the Ar3 point temperature or above. As the compsn. of the above molten steel, the one contg., by weight, 0.10 to 0.20%C, <=0.025% S, 0.01 to 0.80% Si, <=0.1% Al and 0.20 to 2.00% Mn, furthermore contg., at need, 0.002 to 0.1% Nb and/or 0.002 to 0.1% Ti, moreover contg. one or more kinds among <=1% Cu, <=0.1% Zr, <=10% Ni, <=0.008% Ca, <=1% Cr, <=0.006% B, <=1% Mo, <=0.01% REM and <=0.2% V and the balance Fe with inevitable components is preferably regulated. After executing the above rolling, the rolled stock is continuously cooled in the temp. area from the Ar3-100 deg.C or above to >=100 deg.C at 1.5 to 40 deg.C/sec cooling rate. In this way, the steel having excellent strength and toughness can efficiently be obtd. at low cost.]]></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>MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL</subject><subject>METALLURGY</subject><subject>METALLURGY OF IRON</subject><subject>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</subject><subject>PERFORMING OPERATIONS</subject><subject>PUNCHING METAL</subject><subject>ROLLING OF METAL</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1991</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLDxdfQLdXN0DgkNclXwd1MIDnF19VHwcAzz9HNXcI1wdvXxcfULAQoHufq5h3goOPq5KIT4h7p7-LkGB_MwsKYl5hSn8kJpbgYFN9cQZw_d1IL8-NTigsTk1LzUknivAA8DY1NjA0NLR2MilAAAyVopfQ</recordid><startdate>19910307</startdate><enddate>19910307</enddate><creator>KURIHARA KAZUHISA</creator><creator>HAJI TOSHIAKI</creator><scope>EVB</scope></search><sort><creationdate>19910307</creationdate><title>MANUFACTURE OF STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS</title><author>KURIHARA KAZUHISA ; HAJI TOSHIAKI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JPH0353019A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1991</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>MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL</topic><topic>METALLURGY</topic><topic>METALLURGY OF IRON</topic><topic>MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS</topic><topic>PERFORMING OPERATIONS</topic><topic>PUNCHING METAL</topic><topic>ROLLING OF METAL</topic><topic>TRANSPORTING</topic><topic>TREATMENT OF ALLOYS OR NON-FERROUS METALS</topic><toplevel>online_resources</toplevel><creatorcontrib>KURIHARA KAZUHISA</creatorcontrib><creatorcontrib>HAJI TOSHIAKI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KURIHARA KAZUHISA</au><au>HAJI TOSHIAKI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>MANUFACTURE OF STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS</title><date>1991-03-07</date><risdate>1991</risdate><abstract><![CDATA[PURPOSE:To manufacture the steel having excellent strength and toughness in high heat economic efficiency and high productivity by casting and solidifying a molten steel, thereafter subjecting it to specified rolling in a specified temp. area and thereafter executing specified cooling treatment. CONSTITUTION:A molten steel is cast and solidified, and rolling of >=30% cast thickness is thereafter executed in the temp. area of the recrystallization- formable lower limit temp. or above in austenite while the steel lies in the Ar3 point temperature or above. As the compsn. of the above molten steel, the one contg., by weight, 0.10 to 0.20%C, <=0.025% S, 0.01 to 0.80% Si, <=0.1% Al and 0.20 to 2.00% Mn, furthermore contg., at need, 0.002 to 0.1% Nb and/or 0.002 to 0.1% Ti, moreover contg. one or more kinds among <=1% Cu, <=0.1% Zr, <=10% Ni, <=0.008% Ca, <=1% Cr, <=0.006% B, <=1% Mo, <=0.01% REM and <=0.2% V and the balance Fe with inevitable components is preferably regulated. After executing the above rolling, the rolled stock is continuously cooled in the temp. area from the Ar3-100 deg.C or above to >=100 deg.C at 1.5 to 40 deg.C/sec cooling rate. In this way, the steel having excellent strength and toughness can efficiently be obtd. at low cost.]]></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 MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS PUNCHING METAL ROLLING OF METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | MANUFACTURE OF STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS |
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