MANUFACTURE OF MARAGING STEEL
PURPOSE:To improve the yield and workability by carrying out electroslag remelting using a CaF2-Al2O3-TiO2 flux contg. C and Si restricted to prescribed amounts. CONSTITUTION:Molten metal melted in a primary melting furnace is charged into a VOD furnace. While agitating the molten metal by blowing A...
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| creator | MAKINO TAKEHISA ISHII TERUO OKAMURA MASAYOSHI NARITA KIICHI SOUDOU TATSUHIKO HIROSE KAZUO |
| description | PURPOSE:To improve the yield and workability by carrying out electroslag remelting using a CaF2-Al2O3-TiO2 flux contg. C and Si restricted to prescribed amounts. CONSTITUTION:Molten metal melted in a primary melting furnace is charged into a VOD furnace. While agitating the molten metal by blowing Ar, O2 is blown to decarburize and desiliconize the molten metal, and the resulting steel material is used as an electrode. A CaF2-Al2O3-TiO2 or CaF2-CaO-Al2O3-TiO2 flux contg. |
| format | Patent |
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C and Si restricted to prescribed amounts. CONSTITUTION:Molten metal melted in a primary melting furnace is charged into a VOD furnace. While agitating the molten metal by blowing Ar, O2 is blown to decarburize and desiliconize the molten metal, and the resulting steel material is used as an electrode. A CaF2-Al2O3-TiO2 or CaF2-CaO-Al2O3-TiO2 flux contg. <=0.03wt% C and <=0.3wt% SiO2 is prepd. Electro-slag remelting (ESR) is carried out in an Ar atmosphere using said flux and electrode. By this method low C and low Si maraging steel is obtd. at a low cost.</description><language>eng</language><subject>CHEMISTRY ; FERROUS OR NON-FERROUS ALLOYS ; METALLURGY ; METALLURGY OF IRON ; PRETREATMENT OF RAW MATERIALS ; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL ; PRODUCTION AND REFINING OF METALS ; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>1984</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=19840901&DB=EPODOC&CC=JP&NR=S59153824A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19840901&DB=EPODOC&CC=JP&NR=S59153824A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>MAKINO TAKEHISA</creatorcontrib><creatorcontrib>ISHII TERUO</creatorcontrib><creatorcontrib>OKAMURA MASAYOSHI</creatorcontrib><creatorcontrib>NARITA KIICHI</creatorcontrib><creatorcontrib>SOUDOU TATSUHIKO</creatorcontrib><creatorcontrib>HIROSE KAZUO</creatorcontrib><title>MANUFACTURE OF MARAGING STEEL</title><description>PURPOSE:To improve the yield and workability by carrying out electroslag remelting using a CaF2-Al2O3-TiO2 flux contg. 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C and Si restricted to prescribed amounts. CONSTITUTION:Molten metal melted in a primary melting furnace is charged into a VOD furnace. While agitating the molten metal by blowing Ar, O2 is blown to decarburize and desiliconize the molten metal, and the resulting steel material is used as an electrode. A CaF2-Al2O3-TiO2 or CaF2-CaO-Al2O3-TiO2 flux contg. <=0.03wt% C and <=0.3wt% SiO2 is prepd. Electro-slag remelting (ESR) is carried out in an Ar atmosphere using said flux and electrode. By this method low C and low Si maraging steel is obtd. at a low cost.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY METALLURGY OF IRON PRETREATMENT OF RAW MATERIALS PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL PRODUCTION AND REFINING OF METALS TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | MANUFACTURE OF MARAGING STEEL |
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