EP4430220A4 - A tube of a fe-cr-al alloy - Google Patents

A tube of a fe-cr-al alloy

Info

Publication number
EP4430220A4
EP4430220A4 EP22893375.0A EP22893375A EP4430220A4 EP 4430220 A4 EP4430220 A4 EP 4430220A4 EP 22893375 A EP22893375 A EP 22893375A EP 4430220 A4 EP4430220 A4 EP 4430220A4
Authority
EP
European Patent Office
Prior art keywords
alloy tube
alloy
tube
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.)
Pending
Application number
EP22893375.0A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4430220A1 (en
Inventor
Roger Berglund
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.)
Kanthal AB
Original Assignee
Kanthal 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 Kanthal AB filed Critical Kanthal AB
Publication of EP4430220A1 publication Critical patent/EP4430220A1/en
Publication of EP4430220A4 publication Critical patent/EP4430220A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • B22F3/15—Hot isostatic pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • B22F5/106—Tube or ring forms
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • C22C38/005—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
    • C22C38/06—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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Powder Metallurgy (AREA)
EP22893375.0A 2021-11-11 2022-11-10 A tube of a fe-cr-al alloy Pending EP4430220A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2130302 2021-11-11
PCT/SE2022/051051 WO2023086005A1 (en) 2021-11-11 2022-11-10 A tube of a fe-cr-al alloy

Publications (2)

Publication Number Publication Date
EP4430220A1 EP4430220A1 (en) 2024-09-18
EP4430220A4 true EP4430220A4 (en) 2025-11-05

Family

ID=86336568

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22893375.0A Pending EP4430220A4 (en) 2021-11-11 2022-11-10 A tube of a fe-cr-al alloy

Country Status (6)

Country Link
US (1) US20240337001A1 (https=)
EP (1) EP4430220A4 (https=)
JP (1) JP2024543067A (https=)
KR (1) KR20240075923A (https=)
CN (1) CN118234883A (https=)
WO (1) WO2023086005A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859649A (en) * 1987-02-27 1989-08-22 Thyssen Edelstahlwerke Ag Semi-finished products of ferritic steel and catalytic substrate containing same
JPH0598401A (ja) * 1991-08-12 1993-04-20 Kobe Steel Ltd Ｆｅ−Ｃｒ−Ａｌ系粉末合金
JPH06128705A (ja) * 1992-01-13 1994-05-10 Kobe Steel Ltd 耐酸化性に優れたヒータ材
JP3563523B2 (ja) * 1996-02-16 2004-09-08 株式会社リケン 高温での形状安定性に優れたＦｅ−Ｃｒ−Ａｌ系鋼管
WO2013047511A1 (ja) * 2011-09-28 2013-04-04 山陽特殊製鋼株式会社 高温強度に優れたＦｅ基粉末緻密固化成形体
JP2018070897A (ja) * 2015-03-02 2018-05-10 国立大学法人北海道大学 鉄−クロム−アルミニウム系酸化物分散強化型鋼およびその製造方法
CN109182882A (zh) * 2018-09-30 2019-01-11 中国科学院金属研究所 一种高强度氧化物弥散强化Fe基合金的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE520561C2 (sv) * 1998-02-04 2003-07-22 Sandvik Ab Förfarande för framställning av en dispersionshärdande legering
SE513989C2 (sv) * 2000-01-01 2000-12-11 Sandvik Ab Förfarande för tillverkning av ett FeCrAl-material och ett sådant marerial
SE527742C2 (sv) * 2004-02-23 2006-05-30 Sandvik Intellectual Property Ferritiskt stål för högtemperaturtillämpningar, sätt att framställa detta, produkt och användning av stålet
DE102010006800A1 (de) * 2010-02-04 2011-03-17 Daimler Ag Aluminium-haltige Eisenlegierung und daraus hergestellter Turbolader

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859649A (en) * 1987-02-27 1989-08-22 Thyssen Edelstahlwerke Ag Semi-finished products of ferritic steel and catalytic substrate containing same
JPH0598401A (ja) * 1991-08-12 1993-04-20 Kobe Steel Ltd Ｆｅ−Ｃｒ−Ａｌ系粉末合金
JPH06128705A (ja) * 1992-01-13 1994-05-10 Kobe Steel Ltd 耐酸化性に優れたヒータ材
JP3563523B2 (ja) * 1996-02-16 2004-09-08 株式会社リケン 高温での形状安定性に優れたＦｅ−Ｃｒ−Ａｌ系鋼管
WO2013047511A1 (ja) * 2011-09-28 2013-04-04 山陽特殊製鋼株式会社 高温強度に優れたＦｅ基粉末緻密固化成形体
JP2018070897A (ja) * 2015-03-02 2018-05-10 国立大学法人北海道大学 鉄−クロム−アルミニウム系酸化物分散強化型鋼およびその製造方法
CN109182882A (zh) * 2018-09-30 2019-01-11 中国科学院金属研究所 一种高强度氧化物弥散强化Fe基合金的制备方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023086005A1 *

Also Published As

Publication number Publication date
EP4430220A1 (en) 2024-09-18
JP2024543067A (ja) 2024-11-19
US20240337001A1 (en) 2024-10-10
KR20240075923A (ko) 2024-05-29
WO2023086005A1 (en) 2023-05-19
CN118234883A (zh) 2024-06-21

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