AUSTENITE COMPOUND HEAT RESISTING STEEL CONTAINING NB EXCELLENT IN CORROSION RESISTANCE AND STRENGTH OR THE LIKE AND ITS MANUFACTURE

AUSTENITE COMPOUND HEAT RESISTING STEEL CONTAINING NB EXCELLENT IN CORROSION RESISTANCE AND STRENGTH OR THE LIKE AND ITS MANUFACTURE

PURPOSE:To improve intergranular corrosion resistance and strength at a room temperature and a high temperature by reducing a C content of an Ni-Cr heat resisting steel, also controlling correctly its N content, and also executing cold working and heat treatment under specified conditions. CONSTITUT...

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Hauptverfasser: KANERO KAZUHIRO, TOYAMA AKIRA, HATTORI KEISUKE, MINEGISHI ISAO
Format: Patent
Sprache:eng
Schlagworte:
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
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creator KANERO KAZUHIRO
TOYAMA AKIRA
HATTORI KEISUKE
MINEGISHI ISAO
description PURPOSE:To improve intergranular corrosion resistance and strength at a room temperature and a high temperature by reducing a C content of an Ni-Cr heat resisting steel, also controlling correctly its N content, and also executing cold working and heat treatment under specified conditions. CONSTITUTION:An Ni-Cr heat resisting steel containing 0.02-0.05% C,
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CONSTITUTION:An Ni-Cr heat resisting steel containing 0.02-0.05% C, <2% Si, <2% Mn, 9-35% Ni, 15-26% Cr, 0.05-0.15% N, and <2.0% Nb, or also one kind or two kinds or more of <3% Mo, <1% Al and <3% Cr, as necessary, and having a quantitative relation of Nb/N>=100[c]+5 among Nb, N and C is heated and held at >=1,150 deg.C and softened on the way of cold working after hot working. The subsequent cold working is executed by >=15% draft, and the final solution treatment is executed at a temperature of >=1,150 deg.C. In this way, an austenite heat-resisting steel which has set a crystal particle size number to <=6 in order to strengthen high temperature strength, and also has set a particle size number to >=6 in order to improve vapor oxidation resistance is manufactured.]]></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 ; METALLURGY ; METALLURGY OF IRON ; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS ; TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><creationdate>1986</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&amp;date=19860403&amp;DB=EPODOC&amp;CC=JP&amp;NR=S6164860A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=19860403&amp;DB=EPODOC&amp;CC=JP&amp;NR=S6164860A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KANERO KAZUHIRO</creatorcontrib><creatorcontrib>TOYAMA AKIRA</creatorcontrib><creatorcontrib>HATTORI KEISUKE</creatorcontrib><creatorcontrib>MINEGISHI ISAO</creatorcontrib><title>AUSTENITE COMPOUND HEAT RESISTING STEEL CONTAINING NB EXCELLENT IN CORROSION RESISTANCE AND STRENGTH OR THE LIKE AND ITS MANUFACTURE</title><description><![CDATA[PURPOSE:To improve intergranular corrosion resistance and strength at a room temperature and a high temperature by reducing a C content of an Ni-Cr heat resisting steel, also controlling correctly its N content, and also executing cold working and heat treatment under specified conditions. 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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 AUSTENITE COMPOUND HEAT RESISTING STEEL CONTAINING NB EXCELLENT IN CORROSION RESISTANCE AND STRENGTH OR THE LIKE AND ITS MANUFACTURE
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