MANUFACTURE OF HIGH CORROSION RESISTANT CR-BASED STAINLESS STEEL SHEET
PURPOSE:To manufacture a Cr-based stainless steel hot rolled sheet excellent in the appearance of the surface and corrosion resistance by subjecting a high corrosion resistant Cr-based stainless steel slab to heating and soaking in a specified atmosphere under specified temp. conditions and executin...
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| creator | HASHIMOTO SATOSHI MIKAMI HISAFUMI OMURA KEIICHI KURE YUKIHIRO |
| description | PURPOSE:To manufacture a Cr-based stainless steel hot rolled sheet excellent in the appearance of the surface and corrosion resistance by subjecting a high corrosion resistant Cr-based stainless steel slab to heating and soaking in a specified atmosphere under specified temp. conditions and executing hot rolling. CONSTITUTION:The Cr-based stainless steel slab having a compsn. of, by weight (C+N)13% as well as Ti, Mo or the like so as to satisfy (5XTi%+Mo%)>1% is subjected to heating and soaking under the conditions satisfying t |
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CONSTITUTION:The Cr-based stainless steel slab having a compsn. of, by weight (C+N)<0.1% and Cr>13% as well as Ti, Mo or the like so as to satisfy (5XTi%+Mo%)>1% is subjected to heating and soaking under the conditions satisfying t<=8Cr%-0.38 (T-1100)+100 (heating temp. is T deg.C and soaking time is t min) in an atmosphere under the conditions in which the residual oxygen concn. (O2%) is regulated to <4.5vol% and the dew point (DP) satisfies the following inequality: DP ( deg.C)<-10logO2%+60), and hot rolling is executed. Scale flaws are not occurred on the surface of the Cr series stainless steel hot rolled sheet contg. 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CONSTITUTION:The Cr-based stainless steel slab having a compsn. of, by weight (C+N)<0.1% and Cr>13% as well as Ti, Mo or the like so as to satisfy (5XTi%+Mo%)>1% is subjected to heating and soaking under the conditions satisfying t<=8Cr%-0.38 (T-1100)+100 (heating temp. is T deg.C and soaking time is t min) in an atmosphere under the conditions in which the residual oxygen concn. (O2%) is regulated to <4.5vol% and the dew point (DP) satisfies the following inequality: DP ( deg.C)<-10logO2%+60), and hot rolling is executed. Scale flaws are not occurred on the surface of the Cr series stainless steel hot rolled sheet contg. 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CONSTITUTION:The Cr-based stainless steel slab having a compsn. of, by weight (C+N)<0.1% and Cr>13% as well as Ti, Mo or the like so as to satisfy (5XTi%+Mo%)>1% is subjected to heating and soaking under the conditions satisfying t<=8Cr%-0.38 (T-1100)+100 (heating temp. is T deg.C and soaking time is t min) in an atmosphere under the conditions in which the residual oxygen concn. (O2%) is regulated to <4.5vol% and the dew point (DP) satisfies the following inequality: DP ( deg.C)<-10logO2%+60), and hot rolling is executed. Scale flaws are not occurred on the surface of the Cr series stainless steel hot rolled sheet contg. Ti, Mo or the like and having more excellent corrosion resistance, and the hot rolled sheet excellent in surface properties can stably be manufactured.</abstract><edition>5</edition><oa>free_for_read</oa></addata></record> |
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| language | eng |
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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 | MANUFACTURE OF HIGH CORROSION RESISTANT CR-BASED STAINLESS STEEL SHEET |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2024-12-15T07%3A58%3A00IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=HASHIMOTO%20SATOSHI&rft.date=1994-02-08&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EJPH0633146A%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |