FR3124804B1 - Acier inoxydable austénitique - Google Patents

Acier inoxydable austénitique Download PDF

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Publication number
FR3124804B1
FR3124804B1 FR2107035A FR2107035A FR3124804B1 FR 3124804 B1 FR3124804 B1 FR 3124804B1 FR 2107035 A FR2107035 A FR 2107035A FR 2107035 A FR2107035 A FR 2107035A FR 3124804 B1 FR3124804 B1 FR 3124804B1
Authority
FR
France
Prior art keywords
stainless steel
austenitic stainless
mass
steel
etfe
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
FR2107035A
Other languages
English (en)
Other versions
FR3124804A1 (fr
Inventor
Christophe Desrayaud
Claude Varillon
Lambert Pauline Chanin
Stephanie Verleene
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.)
Association pour la Recherche et le Developpement des Methodes et Processus Industriels
Institut Mines Telecom IMT
Original Assignee
Association pour la Recherche et le Developpement des Methodes et Processus Industriels
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 Association pour la Recherche et le Developpement des Methodes et Processus Industriels filed Critical Association pour la Recherche et le Developpement des Methodes et Processus Industriels
Priority to FR2107035A priority Critical patent/FR3124804B1/fr
Publication of FR3124804A1 publication Critical patent/FR3124804A1/fr
Application granted granted Critical
Publication of FR3124804B1 publication Critical patent/FR3124804B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005—Manufacture of stainless steel
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • 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

Landscapes

  • 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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

Acier inoxydable austénitique Acier inoxydable austénitique comportant, en pourcentages en masse :C : 0,02 % à 0,10 %,Cr : 19,0 % à 26,0 %,N : 0,4 % à 0,8 %,Mn : 1,3 % à 2,5 %,Ni : 5,0 % à 11,0 %,autres espèces : < 0,05 % etFe : complément à 100 % de la masse de l’acier Pas de figure d’abrégé
FR2107035A 2021-06-30 2021-06-30 Acier inoxydable austénitique Active FR3124804B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2107035A FR3124804B1 (fr) 2021-06-30 2021-06-30 Acier inoxydable austénitique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2107035 2021-06-30
FR2107035A FR3124804B1 (fr) 2021-06-30 2021-06-30 Acier inoxydable austénitique

Publications (2)

Publication Number Publication Date
FR3124804A1 FR3124804A1 (fr) 2023-01-06
FR3124804B1 true FR3124804B1 (fr) 2023-11-10

Family

ID=78332842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2107035A Active FR3124804B1 (fr) 2021-06-30 2021-06-30 Acier inoxydable austénitique

Country Status (1)

Country Link
FR (1) FR3124804B1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3362813A (en) * 1964-09-15 1968-01-09 Carpenter Steel Co Austenitic stainless steel alloy
JPS6152351A (ja) * 1984-08-20 1986-03-15 Nippon Steel Corp 極低温耐力、靭性に優れた構造用オ−ステナイト系ステンレス鋼
KR100460346B1 (ko) * 2002-03-25 2004-12-08 이인성 금속간상의 형성이 억제된 내식성, 내취화성, 주조성 및열간가공성이 우수한 슈퍼 듀플렉스 스테인리스강
US20070267107A1 (en) * 2006-05-19 2007-11-22 Thorsten Michler Stable austenitic stainless steel for hydrogen storage vessels
CN104379773B (zh) * 2012-01-20 2017-09-12 索罗不锈有限责任公司 奥氏体不锈钢产品及其制造方法
US9945016B2 (en) * 2013-03-28 2018-04-17 Nippon Steel & Sumikin Stainless Steel Corporation Heat-resistant austenitic stainless steel sheet
FI3445885T3 (en) * 2016-04-20 2023-01-13 Reinforcement for a breaker strip for a thermal bridge for building construction, and breaker strip for a thermal bridge comprising same
KR101903181B1 (ko) * 2016-12-23 2018-10-01 주식회사 포스코 내식성 및 성형성이 우수한 듀플렉스 스테인리스강 및 이의 제조 방법

Also Published As

Publication number Publication date
FR3124804A1 (fr) 2023-01-06

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Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20230106

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Owner name: ASSOCIATION POUR LA RECHERCHE ET LE DEVELOPPEM, FR

Effective date: 20230227

Owner name: INSTITUT MINES-TELECOM, FR

Effective date: 20230227

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Year of fee payment: 3