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RU2012125037A - STAINLESS STEEL FOR CASTING FORMS WITH REDUCED DELTA FERRIT CONTENT - Google Patents

STAINLESS STEEL FOR CASTING FORMS WITH REDUCED DELTA FERRIT CONTENT Download PDF

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Publication number
RU2012125037A
RU2012125037A RU2012125037/02A RU2012125037A RU2012125037A RU 2012125037 A RU2012125037 A RU 2012125037A RU 2012125037/02 A RU2012125037/02 A RU 2012125037/02A RU 2012125037 A RU2012125037 A RU 2012125037A RU 2012125037 A RU2012125037 A RU 2012125037A
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stainless steel
less
delta ferrite
molds
reduced
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RU2012125037/02A
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Russian (ru)
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Селсу Антониу БАРБОЗА
Рафаэл Агнелли МЕСКИТА
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Вилларэс Металс С/А
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Publication of RU2012125037A publication Critical patent/RU2012125037A/en

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Continuous Casting (AREA)

Abstract

1. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,01 до 0,20; азот от 0,01 до 0,07; марганец от 2,0 до 4,0; никель от 0,01 до 1,0; хром от 11,0 до 13,0; молибден+вольфрам менее 1,0; медь от 0,01 до 1,5; ванадий от 0,01 до 1,0; сера от 0,01 до 0,2; кальций максимум 0,01; алюминий менее 0,50; кремний менее 1,0; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.2. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.1, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,03 до 0,10; азот от 0,03 до 0,06; марганец от 2,2 до 3,0; никель от 0,10 до 0,5; хром от 11,0 до 13,0; молибден+вольфрам менее 0,5; медь от 0,1 до 0,8; ванадий от 0,02 до 0,10; сера от 0,05 до 0,14; кальций от 0,001 до 0,003; алюминий менее 0,10; кремний менее 0,50; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.3. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.2, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,03 до 0,08; азот от 0,03 до 0,06; марганец от 2,2 до 2,8; никель от 0,10 до 0,50; хром от 11,5 до 12,5; молибден+вольфрам менее 0,1; медь от 0,3 до 0,7; ванадий от 0,03 до 0,08; сера от 0,08 до 0,12; кальций от 0,0015 до 0,0025; алюминий менее 0,05; кремний менее 0,50; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.4. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по любому из пп.1-3, характеризующаяся заменой ванадия ниобием или титаном в отношении, соответствующем1. Stainless steel for casting molds with a reduced delta-ferrite content, characterized by a composition of alloying elements consisting essentially of, in percentage by weight: carbon from 0.01 to 0.20; nitrogen from 0.01 to 0.07; manganese from 2.0 to 4.0; nickel from 0.01 to 1.0; chromium 11.0 to 13.0; molybdenum + tungsten less than 1.0; copper from 0.01 to 1.5; vanadium from 0.01 to 1.0; sulfur from 0.01 to 0.2; calcium maximum 0.01; aluminum less than 0.50; silicon less than 1.0; the rest is essentially Fe and impurities unavoidable in the production process. 2. Stainless steel for casting molds with a reduced delta-ferrite content according to claim 1, characterized by a composition of alloying elements consisting essentially of, in percentage by weight: carbon from 0.03 to 0.10; nitrogen from 0.03 to 0.06; manganese from 2.2 to 3.0; nickel from 0.10 to 0.5; chromium 11.0 to 13.0; molybdenum + tungsten less than 0.5; copper from 0.1 to 0.8; vanadium from 0.02 to 0.10; sulfur from 0.05 to 0.14; calcium from 0.001 to 0.003; aluminum less than 0.10; silicon less than 0.50; the rest is essentially Fe and impurities unavoidable in the production process. 3. Stainless steel for casting molds with a reduced delta-ferrite content according to claim 2, characterized by a composition of alloying elements consisting essentially of, in percentage by weight: carbon from 0.03 to 0.08; nitrogen from 0.03 to 0.06; manganese from 2.2 to 2.8; nickel from 0.10 to 0.50; chrome 11.5 to 12.5; molybdenum + tungsten less than 0.1; copper from 0.3 to 0.7; vanadium from 0.03 to 0.08; sulfur from 0.08 to 0.12; calcium from 0.0015 to 0.0025; aluminum less than 0.05; silicon less than 0.50; the rest is essentially Fe and impurities unavoidable in the production process. 4. Stainless steel for casting molds with a reduced delta-ferrite content according to any one of claims 1 to 3, characterized by replacing vanadium with niobium or titanium in a ratio corresponding to

Claims (9)

1. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,01 до 0,20; азот от 0,01 до 0,07; марганец от 2,0 до 4,0; никель от 0,01 до 1,0; хром от 11,0 до 13,0; молибден+вольфрам менее 1,0; медь от 0,01 до 1,5; ванадий от 0,01 до 1,0; сера от 0,01 до 0,2; кальций максимум 0,01; алюминий менее 0,50; кремний менее 1,0; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.1. Stainless steel for casting molds with a reduced content of delta ferrite, characterized by the composition of alloying elements, consisting essentially of, in percent by weight: carbon from 0.01 to 0.20; nitrogen from 0.01 to 0.07; manganese from 2.0 to 4.0; nickel from 0.01 to 1.0; chrome from 11.0 to 13.0; molybdenum + tungsten less than 1.0; copper from 0.01 to 1.5; vanadium from 0.01 to 1.0; sulfur from 0.01 to 0.2; calcium maximum 0.01; aluminum less than 0.50; silicon less than 1.0; the rest is essentially Fe and impurities that are inevitable in the production process. 2. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.1, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,03 до 0,10; азот от 0,03 до 0,06; марганец от 2,2 до 3,0; никель от 0,10 до 0,5; хром от 11,0 до 13,0; молибден+вольфрам менее 0,5; медь от 0,1 до 0,8; ванадий от 0,02 до 0,10; сера от 0,05 до 0,14; кальций от 0,001 до 0,003; алюминий менее 0,10; кремний менее 0,50; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.2. Stainless steel for casting molds with a reduced content of delta ferrite according to claim 1, characterized by the composition of the alloying elements, consisting essentially of, in percent by weight: carbon from 0.03 to 0.10; nitrogen from 0.03 to 0.06; manganese from 2.2 to 3.0; nickel from 0.10 to 0.5; chrome from 11.0 to 13.0; molybdenum + tungsten less than 0.5; copper from 0.1 to 0.8; vanadium from 0.02 to 0.10; sulfur from 0.05 to 0.14; calcium from 0.001 to 0.003; aluminum less than 0.10; silicon less than 0.50; the rest is essentially Fe and impurities that are inevitable in the production process. 3. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.2, характеризующаяся составом легирующих элементов, состоящим по существу из, в процентах по массе: углерод от 0,03 до 0,08; азот от 0,03 до 0,06; марганец от 2,2 до 2,8; никель от 0,10 до 0,50; хром от 11,5 до 12,5; молибден+вольфрам менее 0,1; медь от 0,3 до 0,7; ванадий от 0,03 до 0,08; сера от 0,08 до 0,12; кальций от 0,0015 до 0,0025; алюминий менее 0,05; кремний менее 0,50; остальное составляют по существу Fe и примеси, неизбежные в процессе получения.3. Stainless steel for casting molds with a low delta ferrite content according to claim 2, characterized by the composition of the alloying elements, consisting essentially of, in percent by weight: carbon from 0.03 to 0.08; nitrogen from 0.03 to 0.06; manganese from 2.2 to 2.8; nickel from 0.10 to 0.50; chrome from 11.5 to 12.5; molybdenum + tungsten less than 0.1; copper from 0.3 to 0.7; vanadium from 0.03 to 0.08; sulfur from 0.08 to 0.12; calcium from 0.0015 to 0.0025; aluminum less than 0.05; silicon less than 0.50; the rest is essentially Fe and impurities that are inevitable in the production process. 4. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по любому из пп.1-3, характеризующаяся заменой ванадия ниобием или титаном в отношении, соответствующем 1V:2Nb и 1V:1Ti.4. Stainless steel for casting molds with a reduced content of delta ferrite according to any one of claims 1 to 3, characterized by the replacement of vanadium with niobium or titanium in a ratio corresponding to 1V: 2Nb and 1V: 1Ti. 5. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по любому из пп.1-3, характеризующаяся содержанием дельта-феррита в микроструктуре ниже 10%.5. Stainless steel for casting molds with a reduced delta ferrite content according to any one of claims 1 to 3, characterized by a delta ferrite content in the microstructure below 10%. 6. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по любому из пп.1-3, характеризующаяся тем, что подвергнута гомогенизации, ковке или горячей прокатке при температурах выше 1160°C, но с содержанием дельта-феррита в микроструктуре ниже 10%.6. Stainless steel for casting molds with a reduced delta ferrite content according to any one of claims 1 to 3, characterized in that it is subjected to homogenization, forging or hot rolling at temperatures above 1160 ° C, but with a delta ferrite content in the microstructure below 10 % 7. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по любому из пп.1-3, характеризующаяся тем, что применима к литейным формам, штампам и инструментам многоразового применения, для формования твердых или жидких материалов, при комнатной температуре или при температурах до 1300°C.7. Stainless steel for casting molds with a reduced delta ferrite content according to any one of claims 1 to 3, characterized in that it is applicable to casting molds, dies and reusable tools, for molding solid or liquid materials, at room temperature or at temperatures up to 1300 ° C. 8. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.7, характеризующаяся тем, что применима к литейным формам для пластмассы и компонентам таких форм.8. Stainless steel for molds with a reduced delta ferrite content according to claim 7, characterized in that it is applicable to molds for plastics and components of such molds. 9. Нержавеющая сталь для литейных форм с пониженным содержанием дельта-феррита по п.7, характеризующаяся тем, что применима к горячим камерам или другим устройствам литейных форм для пластмассы, в которых требуются высокая коррозионная стойкость и высокая обрабатываемость резанием. 9. Stainless steel for molds with a reduced delta ferrite content according to claim 7, characterized in that it is applicable to hot chambers or other devices of molds for plastics, which require high corrosion resistance and high machinability by cutting.
RU2012125037/02A 2009-11-17 2010-11-10 STAINLESS STEEL FOR CASTING FORMS WITH REDUCED DELTA FERRIT CONTENT RU2012125037A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BRPI0904608-9A2A BRPI0904608A2 (en) 2009-11-17 2009-11-17 stainless steel for molds with less delta ferrite
BRPI0904608-9 2009-11-17
PCT/BR2010/000376 WO2011060517A1 (en) 2009-11-17 2010-11-10 Stainless steel for molds having a lower delta-ferrite content

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KR20120092674A (en) 2012-08-21
CN102859021A (en) 2013-01-02
MX2012005738A (en) 2012-06-13
JP2013510952A (en) 2013-03-28
WO2011060517A8 (en) 2012-07-12
US20120315181A1 (en) 2012-12-13
CA2781052A1 (en) 2011-05-26
EP2503015A1 (en) 2012-09-26
BRPI0904608A2 (en) 2013-07-02
WO2011060517A1 (en) 2011-05-26

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