FR3078978B1 - STEEL COMPOSITION - Google Patents

STEEL COMPOSITION Download PDF

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Publication number
FR3078978B1
FR3078978B1 FR1852202A FR1852202A FR3078978B1 FR 3078978 B1 FR3078978 B1 FR 3078978B1 FR 1852202 A FR1852202 A FR 1852202A FR 1852202 A FR1852202 A FR 1852202A FR 3078978 B1 FR3078978 B1 FR 3078978B1
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France
Prior art keywords
nitrogen
carbon
range
steel composition
niobium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1852202A
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French (fr)
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FR3078978A1 (en
Inventor
Jacques Bellus
Atman Benbahmed
Johanna Andre
Fredrik Sandberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aubert and Duval SA
Original Assignee
Aubert and Duval SA
Erasteel SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aubert and Duval SA, Erasteel SAS filed Critical Aubert and Duval SA
Priority to FR1852202A priority Critical patent/FR3078978B1/en
Priority to PL19742812.1T priority patent/PL3765646T3/en
Priority to US16/980,168 priority patent/US20210010116A1/en
Priority to ES19742812T priority patent/ES2960814T3/en
Priority to EP19742812.1A priority patent/EP3765646B1/en
Priority to PCT/FR2019/050573 priority patent/WO2019186016A1/en
Publication of FR3078978A1 publication Critical patent/FR3078978A1/en
Application granted granted Critical
Publication of FR3078978B1 publication Critical patent/FR3078978B1/en
Active legal-status Critical Current
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Classifications

    • 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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
    • 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
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding of ferrous surfaces
    • 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
    • C21D2211/001—Austenite
    • 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
    • C21D2211/008—Martensite

Abstract

La présente invention concerne une composition d'acier comprenant, en pourcentages en poids de la composition totale: Carbone : 0,01-0,20 de préférence 0,02-0,18; Chrome : 2,5-5,0, de préférence 3,0-4,5; Molybdène : 4,0-6,0; Tungstène : 0,01 - 3,0; Vanadium : 1,0-3,0, de préférence 1,5-2,5; Nickel : 2,0-4,0; Cobalt : 9,0-12,5, de préférence 9,5-11,0; Fer : solde ainsi que les impuretés inévitables, optionnellement comprenant en outre, un ou plusieurs des éléments suivants : Niobium : ≤ 2,0 ; Azote : ≤ 0,50, de préférence ≤ 0,20; Silicium : ≤ 0,70, de préférence 0,05-0,50; Manganèse : ≤ 0,70, de préférence 0,05-0,50; Aluminium : ≤0,15, de préférence ≤ 0,10; la teneur combinée en Niobium + Vanadium étant comprise dans la gamme 1,0-3,5; et la teneur en Carbone + Azote étant comprise dans la gamme 0,05-0,50. Elle concerne en outre son procédé de fabrication, l'ébauche d'acier obtenu et un organe mécanique ou un système d'injection le comprenant.The present invention relates to a steel composition comprising, in percentages by weight of the total composition: Carbon: 0.01-0.20 preferably 0.02-0.18; Chromium: 2.5-5.0, preferably 3.0-4.5; Molybdenum: 4.0-6.0; Tungsten: 0.01 - 3.0; Vanadium: 1.0-3.0, preferably 1.5-2.5; Nickel: 2.0-4.0; Cobalt: 9.0-12.5, preferably 9.5-11.0; Iron: balance as well as unavoidable impurities, optionally further comprising one or more of the following: Niobium: ≤ 2.0; Nitrogen: ≤ 0.50, preferably ≤ 0.20; Silicon: ≤ 0.70, preferably 0.05-0.50; Manganese: ≤ 0.70, preferably 0.05-0.50; Aluminum: ≤0.15, preferably ≤ 0.10; the combined Niobium + Vanadium content being in the range 1.0-3.5; and the content of Carbon + Nitrogen being in the range 0.05-0.50. It further relates to its manufacturing process, the steel blank obtained and a mechanical member or an injection system comprising it.

FR1852202A 2018-03-14 2018-03-14 STEEL COMPOSITION Active FR3078978B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1852202A FR3078978B1 (en) 2018-03-14 2018-03-14 STEEL COMPOSITION
PL19742812.1T PL3765646T3 (en) 2018-03-14 2019-03-14 Steel composition
US16/980,168 US20210010116A1 (en) 2018-03-14 2019-03-14 Steel composition
ES19742812T ES2960814T3 (en) 2018-03-14 2019-03-14 Steel composition
EP19742812.1A EP3765646B1 (en) 2018-03-14 2019-03-14 Steel composition
PCT/FR2019/050573 WO2019186016A1 (en) 2018-03-14 2019-03-14 Steel composition

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1852202A FR3078978B1 (en) 2018-03-14 2018-03-14 STEEL COMPOSITION
FR1852202 2018-03-14

Publications (2)

Publication Number Publication Date
FR3078978A1 FR3078978A1 (en) 2019-09-20
FR3078978B1 true FR3078978B1 (en) 2020-03-13

Family

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Family Applications (1)

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FR1852202A Active FR3078978B1 (en) 2018-03-14 2018-03-14 STEEL COMPOSITION

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US (1) US20210010116A1 (en)
EP (1) EP3765646B1 (en)
ES (1) ES2960814T3 (en)
FR (1) FR3078978B1 (en)
PL (1) PL3765646T3 (en)
WO (1) WO2019186016A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2748448C1 (en) * 2020-06-03 2021-05-25 Акционерное общество "Объединенная двигателестроительная корпорация" (АО "ОДК") Case-harden heat-resistant steel

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110273103B (en) * 2019-07-15 2020-09-25 南京钢铁股份有限公司 Method for controlling strength uniformity of non-quenched and tempered steel wire rod
CN110527911B (en) * 2019-09-16 2020-12-18 北京航空航天大学 Low-density high-strength high-corrosion-resistance gear bearing steel and preparation method thereof
CN113088623B (en) * 2021-03-31 2022-11-01 安徽富凯特材有限公司 Preparation method of ultrapure G102Cr18Mo stainless bearing steel
CN114318151B (en) * 2021-12-30 2022-11-01 安徽华天机械股份有限公司 Steel material for high-strength automobile cold-rolled coil slitting blade and preparation process
CN114774771B (en) * 2022-03-02 2023-09-15 江阴兴澄特种钢铁有限公司 Carburized bearing steel for high-load rolling mill bearing and production method thereof

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
US5458703A (en) * 1991-06-22 1995-10-17 Nippon Koshuha Steel Co., Ltd. Tool steel production method
US5424028A (en) * 1993-12-23 1995-06-13 Latrobe Steel Company Case carburized stainless steel alloy for high temperature applications
JPH11210767A (en) * 1998-01-27 1999-08-03 Senshin Zairyo Riyo Gas Generator Kenkyusho:Kk Rolling bearing
JP2002129296A (en) * 2000-10-27 2002-05-09 Nippon Piston Ring Co Ltd Iron-base sintered alloy material for valve seat, and valve seat made of iron-base sintered alloy
US8157931B2 (en) 2008-07-01 2012-04-17 Northwestern University Case hardenable nickel-cobalt steel
SE537923C2 (en) * 2013-12-02 2015-11-24 Steel alloy and component comprising such a steel alloy
FR3052789B1 (en) * 2016-06-17 2018-07-13 Aubert & Duval STEEL COMPOSITION

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2748448C1 (en) * 2020-06-03 2021-05-25 Акционерное общество "Объединенная двигателестроительная корпорация" (АО "ОДК") Case-harden heat-resistant steel

Also Published As

Publication number Publication date
EP3765646A1 (en) 2021-01-20
WO2019186016A1 (en) 2019-10-03
ES2960814T3 (en) 2024-03-06
US20210010116A1 (en) 2021-01-14
FR3078978A1 (en) 2019-09-20
PL3765646T3 (en) 2023-11-27
EP3765646B1 (en) 2023-08-02

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