SE548280C2 - A ferritic alloy - Google Patents

A ferritic alloy

Info

Publication number
SE548280C2
SE548280C2 SE2450982A SE2450982A SE548280C2 SE 548280 C2 SE548280 C2 SE 548280C2 SE 2450982 A SE2450982 A SE 2450982A SE 2450982 A SE2450982 A SE 2450982A SE 548280 C2 SE548280 C2 SE 548280C2
Authority
SE
Sweden
Prior art keywords
alloy
content
amount
elements
added
Prior art date
Application number
SE2450982A
Other languages
English (en)
Other versions
SE2450982A1 (en
Inventor
Peter Szakalos
Original Assignee
Blykalla Ab
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 Blykalla Ab filed Critical Blykalla Ab
Priority to SE2450982A priority Critical patent/SE548280C2/en
Priority to PCT/SE2025/050846 priority patent/WO2026075591A1/en
Publication of SE2450982A1 publication Critical patent/SE2450982A1/en
Publication of SE548280C2 publication Critical patent/SE548280C2/en

Links

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
    • C22C38/06—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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/48—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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Claims (7)

1. En ferritlegering bestående av i viktprocent C 0.001 0.03 O ≤0.2 N ≤0.1 Si ≤ 1 Mn ≤ 1 Cr 0 Al 3.5-5 Cc La 0.01-0.2 Ni ≤3 Mo ≤3 W ≤3 Y ≤0.5 Ti ≤ 1 Zr ≤ 1 Nb ≤ 1 V ≤ 1 Hf ≤ 1 Ta ≤ 1 Th ≤ 1 B ≤0.05 Cu ≤0.5 REE ≤0.3 balansen Fe forutom föroreningar, där innehållet i REE inte inkluderar mängden av Y, Ce, La utan endast mängden av grundämnen med atomnumren 21 och 59-71 där mängderna Ti+Zr+Nb+V+Hf+Ta+Th, C, N och O i atomprocent balanseras så att: (Ti+Zr+Nb+V+Hf+Ta+Th -xO - N)/C är ≥ 2 där x är 0.5, om inte innehållet i Y är mer än lika med 0.01 viktprocent, då är x 0.67.
2. Legeringen enligt patentkrav 1, där mängderna av Ti+Zr+Nb+V+Hf+Ta+Th, C, N och O i atomprocent balanseras så att: (Ti+Zr+Nb+V+Hf+Ta+Th -xO - N)/C är ≥ 3 där x är 0.5, om inte innehållet i Y är mer än lika med 0.01 viktprocent, då är x 0.67.
3. Legeringen enligt patentkrav 1 eller 2, där innehållet av Ce är 0.02 0.08 viktprocent, och/eller Ce+La är 0.02 0. 1 viktprocent.
4. Legeringen enligt något av de föregående patentkraven, där innehållet av Ni är 0.5-3 viktprocent.
5. Legeringen enligt något av de föregående patentkraven, där innehållet avTi+Zr+Nb+V+Hf+Ta+Th är 0.1-2.0 viktprocent.
6. Legeringen enligt något av de föregående patentkraven, där innehållet av C är < 0,015 viktprocent.
7. Legeringen enligt något av de föregående patentkraven, där innehållet av C är < 0.01 viktprocent.
SE2450982A 2024-10-02 2024-10-02 A ferritic alloy SE548280C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE2450982A SE548280C2 (en) 2024-10-02 2024-10-02 A ferritic alloy
PCT/SE2025/050846 WO2026075591A1 (en) 2024-10-02 2025-09-25 A ferritic alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2450982A SE548280C2 (en) 2024-10-02 2024-10-02 A ferritic alloy

Publications (2)

Publication Number Publication Date
SE2450982A1 SE2450982A1 (en) 2026-04-03
SE548280C2 true SE548280C2 (en) 2026-05-11

Family

ID=99357396

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2450982A SE548280C2 (en) 2024-10-02 2024-10-02 A ferritic alloy

Country Status (2)

Country Link
SE (1) SE548280C2 (sv)
WO (1) WO2026075591A1 (sv)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414023A (en) * 1982-04-12 1983-11-08 Allegheny Ludlum Steel Corporation Iron-chromium-aluminum alloy and article and method therefor
US5160390A (en) * 1990-09-12 1992-11-03 Kawasaki Steel Corporation Rapidly solidified fe-cr-al alloy foil having excellent anti-oxidation properties
CN106995902A (zh) * 2017-05-27 2017-08-01 中国核动力研究设计院 一种FeCrAl基合金包壳材料及其制备方法
EP3230481B1 (en) * 2014-12-11 2019-02-20 Sandvik Intellectual Property AB A ferritic alloy
US20190106774A1 (en) * 2016-04-22 2019-04-11 Sandvik Intellectual Property Ab Ferritic alloy
US20200181745A1 (en) * 2017-05-24 2020-06-11 Sandvik Intellectual Property Ab Ferritic alloy

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0516097B1 (en) * 1991-05-29 1996-08-28 Kawasaki Steel Corporation Iron-chromium-aluminium alloy, catalytic substrate comprising the same and method of preparation
JPH06212363A (ja) * 1993-01-12 1994-08-02 Kawasaki Steel Corp 高温耐酸化性および高温耐久性に優れたＦｅ−Ｃｒ−Ａｌ系合金鋼

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414023A (en) * 1982-04-12 1983-11-08 Allegheny Ludlum Steel Corporation Iron-chromium-aluminum alloy and article and method therefor
US5160390A (en) * 1990-09-12 1992-11-03 Kawasaki Steel Corporation Rapidly solidified fe-cr-al alloy foil having excellent anti-oxidation properties
EP3230481B1 (en) * 2014-12-11 2019-02-20 Sandvik Intellectual Property AB A ferritic alloy
US20190106774A1 (en) * 2016-04-22 2019-04-11 Sandvik Intellectual Property Ab Ferritic alloy
US20200181745A1 (en) * 2017-05-24 2020-06-11 Sandvik Intellectual Property Ab Ferritic alloy
CN106995902A (zh) * 2017-05-27 2017-08-01 中国核动力研究设计院 一种FeCrAl基合金包壳材料及其制备方法

Also Published As

Publication number Publication date
WO2026075591A1 (en) 2026-04-09
SE2450982A1 (en) 2026-04-03