EP3660178A4 - Legierung mit mittelhoher entropie und hervorragenden kryogenen eigenschaften - Google Patents

Legierung mit mittelhoher entropie und hervorragenden kryogenen eigenschaften Download PDF

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Publication number
EP3660178A4
EP3660178A4 EP17912348.4A EP17912348A EP3660178A4 EP 3660178 A4 EP3660178 A4 EP 3660178A4 EP 17912348 A EP17912348 A EP 17912348A EP 3660178 A4 EP3660178 A4 EP 3660178A4
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EP
European Patent Office
Prior art keywords
medium
entropy alloy
excellent cryogenic
cryogenic characteristics
entropy
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.)
Granted
Application number
EP17912348.4A
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English (en)
French (fr)
Other versions
EP3660178B1 (de
EP3660178A1 (de
Inventor
Hyoung-Seop KIM
Jong-un MOON
Jae-wung BAE
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.)
Academy Industry Foundation of POSTECH
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Academy Industry Foundation of POSTECH
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Publication of EP3660178A1 publication Critical patent/EP3660178A1/de
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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
    • C22C38/06—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
    • C22C38/08—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • 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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co 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
    • C22C38/18—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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
    • 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
    • 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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Hard Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP17912348.4A 2017-07-26 2017-08-28 Legierung mit mittelhoher entropie und hervorragenden kryogenen eigenschaften Active EP3660178B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170094759A KR101910744B1 (ko) 2017-07-26 2017-07-26 극저온 특성이 우수한 중엔트로피 합금
PCT/KR2017/009364 WO2019022283A1 (ko) 2017-07-26 2017-08-28 극저온 특성이 우수한 중엔트로피 합금

Publications (3)

Publication Number Publication Date
EP3660178A4 true EP3660178A4 (de) 2020-06-03
EP3660178A1 EP3660178A1 (de) 2020-06-03
EP3660178B1 EP3660178B1 (de) 2022-10-19

Family

ID=64102284

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17912348.4A Active EP3660178B1 (de) 2017-07-26 2017-08-28 Legierung mit mittelhoher entropie und hervorragenden kryogenen eigenschaften

Country Status (5)

Country Link
US (1) US20210054486A1 (de)
EP (1) EP3660178B1 (de)
JP (1) JP2019532169A (de)
KR (1) KR101910744B1 (de)
WO (1) WO2019022283A1 (de)

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WO2019117519A1 (ko) * 2017-12-11 2019-06-20 한국기계연구원 하이엔트로피 합금 및 그 제조 방법, 및 이를 이용한 볼트용 봉재
KR102181568B1 (ko) * 2018-10-12 2020-11-20 포항공과대학교 산학협력단 이상을 갖는 변태유기소성 고엔트로피 합금 및 그 제조방법
KR102178331B1 (ko) * 2018-10-15 2020-11-12 포항공과대학교 산학협력단 중엔트로피 합금 및 그 제조방법
KR102178332B1 (ko) * 2018-10-24 2020-11-12 포항공과대학교 산학협력단 고강도 고인성 중엔트로피 합금 및 그 제조방법
CN110129731B (zh) * 2019-05-22 2021-01-19 江苏理工学院 一种抗疲劳高熵合金薄膜及其制备方法
CN110157970B (zh) * 2019-06-11 2021-01-05 沈阳航空航天大学 一种高强塑积CoCrNi中熵合金及其制备方法
US11353117B1 (en) 2020-01-17 2022-06-07 Vulcan Industrial Holdings, LLC Valve seat insert system and method
CN111676409B (zh) * 2020-06-11 2021-07-02 北京科技大学 一种低密度低成本Fe-Mn-Al-C中熵合金的制备方法
US12049889B2 (en) 2020-06-30 2024-07-30 Vulcan Industrial Holdings, LLC Packing bore wear sleeve retainer system
US11421680B1 (en) 2020-06-30 2022-08-23 Vulcan Industrial Holdings, LLC Packing bore wear sleeve retainer system
US11421679B1 (en) 2020-06-30 2022-08-23 Vulcan Industrial Holdings, LLC Packing assembly with threaded sleeve for interaction with an installation tool
CN111705254A (zh) * 2020-06-30 2020-09-25 江苏鑫信润科技股份有限公司 一种耐腐蚀动密封用CoNiFe中熵合金及其制备方法
US11384756B1 (en) 2020-08-19 2022-07-12 Vulcan Industrial Holdings, LLC Composite valve seat system and method
USD980876S1 (en) 2020-08-21 2023-03-14 Vulcan Industrial Holdings, LLC Fluid end for a pumping system
USD986928S1 (en) 2020-08-21 2023-05-23 Vulcan Industrial Holdings, LLC Fluid end for a pumping system
USD997992S1 (en) 2020-08-21 2023-09-05 Vulcan Industrial Holdings, LLC Fluid end for a pumping system
CN111876648B (zh) * 2020-09-10 2021-07-30 燕山大学 一种CoCrNiSi中熵合金及其制备方法
KR102607294B1 (ko) * 2020-12-17 2023-11-29 엘지전자 주식회사 중엔트로피 합금이 적용된 스크롤 압축기용 올담링
US12055221B2 (en) 2021-01-14 2024-08-06 Vulcan Industrial Holdings, LLC Dual ring stuffing box
US11391374B1 (en) 2021-01-14 2022-07-19 Vulcan Industrial Holdings, LLC Dual ring stuffing box
CN113403519B (zh) * 2021-05-27 2022-07-12 西北工业大学 一种FeCoNiSnx中熵合金及其制备方法
CN113234986B (zh) * 2021-06-03 2022-04-12 哈尔滨工程大学 一种低活化难熔中熵合金及其制备方法
CN115491560B (zh) * 2021-06-17 2024-06-04 西北工业大学 一种提高合金低温耐磨性的方法
CN113667941B (zh) * 2021-08-17 2023-04-11 西安邮电大学 一种中熵热敏薄膜及其制备方法和应用
CN113878220B (zh) * 2021-08-27 2023-03-28 合肥工业大学 一种钨和钢层状金属复合材料及其扩散连接方法
CN114058888B (zh) * 2021-10-25 2022-07-05 重庆大学 一种FeCrCoNiAl高熵合金的冶炼方法
CN114086049B (zh) * 2021-11-17 2022-08-23 沈阳航空航天大学 2.0GPa级超高屈服强度塑性CoCrNi基中熵合金及其制备方法
CN114058894B (zh) * 2021-11-25 2022-08-02 中国科学院兰州化学物理研究所 一种中熵合金自润滑复合材料及其制备方法
CN114231765B (zh) * 2021-11-26 2022-06-21 北冶功能材料(江苏)有限公司 一种高温合金棒材的制备方法与应用
US11434900B1 (en) 2022-04-25 2022-09-06 Vulcan Industrial Holdings, LLC Spring controlling valve
US11920684B1 (en) 2022-05-17 2024-03-05 Vulcan Industrial Holdings, LLC Mechanically or hybrid mounted valve seat
CN115074595B (zh) * 2022-06-06 2023-04-21 北京科技大学 一种耐酸腐蚀非等原子比CoCrNi中熵合金及其制备方法
CN114990509B (zh) * 2022-06-15 2024-07-12 西安热工研究院有限公司 一种中熵合金涂层的强化方法
CN114959613B (zh) * 2022-06-15 2024-07-12 西安热工研究院有限公司 一种增强中熵合金CoCrNi薄膜耐腐蚀性的方法
CN115323240B (zh) * 2022-08-29 2023-06-30 沈阳工业大学 一种高强韧亚稳态双相FeMnCrCo高熵合金及其制备方法
CN115198162B (zh) * 2022-09-19 2022-12-02 太原理工大学 高强韧异质多相“核壳”组织结构中熵合金及其制备方法
CN115786795B (zh) * 2022-11-24 2024-01-26 陕西科技大学 一种CrFe2Ni2NbxMy共晶中熵合金及其制备方法

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US3673010A (en) * 1970-05-19 1972-06-27 Tohoku Special Steel Works Ltd Cold-workable permanent magnet alloy
WO1990000629A1 (en) * 1988-07-08 1990-01-25 Famcy Steel Corporation High damping capacity, two-phase fe-mn-al-c alloy

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Patent Citations (2)

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US3673010A (en) * 1970-05-19 1972-06-27 Tohoku Special Steel Works Ltd Cold-workable permanent magnet alloy
WO1990000629A1 (en) * 1988-07-08 1990-01-25 Famcy Steel Corporation High damping capacity, two-phase fe-mn-al-c alloy

Non-Patent Citations (3)

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Title
HAKARU MASUMOTO ET AL: "The Strain Gage Factor and Electrical Properties of Fe-Cr-Co-Ni Alloys", JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, vol. 47, no. 10, 31 October 1983 (1983-10-31), pages 879 - 884, XP055679916 *
See also references of WO2019022283A1 *
Y. H. JO ET AL: "Cryogenic strength improvement by utilizing room-temperature deformation twinning in a partially recrystallized VCrMnFeCoNi high-entropy alloy", NATURE COMMUNICATIONS, vol. 8, no. 1, 12 June 2017 (2017-06-12), XP055680269, DOI: 10.1038/ncomms15719 *

Also Published As

Publication number Publication date
KR101910744B1 (ko) 2018-10-22
WO2019022283A1 (ko) 2019-01-31
EP3660178B1 (de) 2022-10-19
EP3660178A1 (de) 2020-06-03
US20210054486A1 (en) 2021-02-25
JP2019532169A (ja) 2019-11-07

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