EP2850215A1 - Acier à coût réduit pour la technique de l'hydrogène, à haute résistance contre la fragilisation induite par de l'hydrogène - Google Patents

Acier à coût réduit pour la technique de l'hydrogène, à haute résistance contre la fragilisation induite par de l'hydrogène

Info

Publication number
EP2850215A1
EP2850215A1 EP13731695.6A EP13731695A EP2850215A1 EP 2850215 A1 EP2850215 A1 EP 2850215A1 EP 13731695 A EP13731695 A EP 13731695A EP 2850215 A1 EP2850215 A1 EP 2850215A1
Authority
EP
European Patent Office
Prior art keywords
mass
steel
hydrogen
steel according
elements
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
EP13731695.6A
Other languages
German (de)
English (en)
Other versions
EP2850215B1 (fr
Inventor
Wolfgang Leistner
Thorsten Michler
Werner Theisen
Mauro Sebastián MARTIN
Sebastian Weber
Sascha RIEDNER
Jörg Naumann
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP2850215A1 publication Critical patent/EP2850215A1/fr
Application granted granted Critical
Publication of EP2850215B1 publication Critical patent/EP2850215B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/18—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
    • 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
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C22C38/06—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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0206—Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0296—Manufacturing or assembly; Materials, e.g. coatings
    • 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

Definitions

  • the invention relates to an austenitic
  • Temperature range 253 to at least +100 ° C especially between - 100 ° C and room temperature (+ 25 ° C).
  • Proposed steel is suitable for all hydrogen-contacting metallic components, such as hydrogen tanks, valves, pipes, fittings, bosses, liner springs, heat exchangers or bellows.
  • austenitic stainless steels with a high nickel content such as the material 1.4435, X2CrNiMol8-14-3.
  • a nickel content of at least 12.5 mass% is considered necessary for these austenitic steels to provide adequate resistance to
  • Nickel is, however, like molybdenum, a very expensive alloying element, so especially for a
  • Mass maintenance e.g. Tank components in the automotive sector lack cost-effective hydrogen-resistant steels.
  • the object of the invention is therefore to provide a cheaper steel that is hydrogen-induced Embrittlement throughout the temperature range, especially in the area of maximum embrittlement between
  • Corrosion resistant and can be well hot and cold forming and welding.
  • the steel according to the invention can be used with and without the addition of
  • Molybdenum be prepared.
  • the molybdenum content of the steel may be e.g. 0.5 to 3% by mass.
  • the steel can also be made without the addition of aluminum. That is, it may contain up to 0.3% by mass of aluminum as a steel-accompanying element caused by melting. The same applies to nitrogen. Also, molybdenum can only as
  • the melting-related steel accompanying elements include other common production-related elements (e.g., sulfur and phosphorus) as well as others not specifically added thereto
  • the phosphorus content ⁇ 0.05% by mass
  • the sulfur content ⁇ 0.4% by mass, in particular ⁇ 0.04% by mass.
  • the content of all other melting-related steel accompanying elements is maximum per element. 0.3 mass%.
  • the alloy according to the invention may have an yttrium content of from 0.01 to 0.2, in particular up to 0.10 mass%, with yttrium being wholly or partly replaced by one of the elements scandium, lanthanum or cerium.
  • Each zirconium content is preferably 0.01 to 0.2, in particular to 0.10 mass%, wherein hafnium or zirconium wholly or partly by 0.01 to 0.2, in particular to 0.10
  • Mass% titanium can be replaced.
  • the steel according to the invention has very good mechanical properties in a hydrogen atmosphere throughout
  • Temperature range from -253 to at least +100 ° C and
  • the steel is in the solution-annealed condition (AT) at a test temperature of -50 ° C and a gas pressure of 40 MPa
  • the corresponding relative tensile strength R__Rm, relative yield strength R_Rp0.2 and relative elongation at break R_A5 are also at least 90%.
  • the high yield strength of the steel of 300 to 400 MPa is essential.
  • the steel according to the invention can be solution-treated (AT). It can also be cold formed, in particular cold drawn or
  • the steel has a very good weldability and good corrosion resistance.
  • the steel according to the invention has a high resistance to hydrogen embrittlement in the entire temperature range of -253 ° C to at least + 1Q0 ° C and pressure range of 0.1 to 100 MPa.
  • the steel according to the invention thus represents a cost-effective hydrogen-resistant material for hydrogen technology. That is, the steel can be used for devices and components of systems for generating, storing, distributing and using hydrogen, especially when the
  • Pressure sensors, etc. including parts of these devices, such as e.g. Feathers and bellows.
  • the invention relates in particular to steels for hydrogen technology in motor vehicles. It can for
  • Hydrogen storage a (high) pressure vessel, a cryogenic (high) pressure vessel, or a liquid hydrogen tank can be used from the steel according to the invention.
  • the steel is also suitable for non-automotive applications which require excellent austenite stability, especially after cold workability.
  • the remainder of the iron and steel components accompanying the fusion have a stable austenitic structure.
  • the ⁇ -ferrite content of the steels is less than 5 percent by volume, preferably even no ⁇ -ferrite is present.
  • the yield strength Rp0.2 in the tensile test at a strain rate of 5x10-5 is 1 / s at -50 ° C in a hydrogen atmosphere of 40 MPa for Steel No. 1 200 to 300 MPa and for Steel No. 2 300 to 400 MPa.
  • the steel according to the invention may also be tungsten-free.
  • the steel according to the invention with a stable austenitic structure thus represents a cost-effective, hydrogen-resistant material for hydrogen technology.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Heat Treatment Of Steel (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

Acier austénitique pour la technique de l'hydrogène, qui possède la composition suivante : 0,01 à 0,4 % en masse de carbone, ≤ 5 % en masse de silicium, 0,3 à 30 % en masse de manganèse, 10,5 à 30 % en masse de chrome, 4 à 12,5 % en masse de nickel, ≤ 3 % en masse de molybdène, ≤ 0,2 % en masse d'azote, ≤ 5 % en masse d'aluminium, ≤ 5 % en masse de cuivre, ≤ 5 % en masse de tungstène, ≤ 0,1 % en masse de bore, ≤ 3 % en masse de cobalt, ≤ 0,5 % en masse de tantale, ≤ 2 % en masse d'au moins un des éléments du groupe formé par niobium, titane, vanadium, hafnium et zircon, ≤ 0,3 % en masse d'au moins un des éléments du groupe formé par yttrium, scandium, lanthane, cérium et noéodyme, le reste étant constitué de fer et des éléments présents lors de la production d'acier, dûs à la fusion du minerai.
EP13731695.6A 2012-05-16 2013-05-15 Acier à coût réduit pour la technique de l'hydrogène, à haute résistance contre la fragilisation induite par de l'hydrogène Active EP2850215B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012104260A DE102012104260A1 (de) 2012-05-16 2012-05-16 Kostenreduzierter Stahl für die Wasserstofftechnik mit hoher Beständigkeit gegen wasserstoffinduzierte Versprödung
PCT/EP2013/060084 WO2013171277A1 (fr) 2012-05-16 2013-05-15 Acier à coût réduit pour la technique de l'hydrogène, à haute résistance contre la fragilisation induite par de l'hydrogène

Publications (2)

Publication Number Publication Date
EP2850215A1 true EP2850215A1 (fr) 2015-03-25
EP2850215B1 EP2850215B1 (fr) 2018-01-03

Family

ID=48699725

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13731695.6A Active EP2850215B1 (fr) 2012-05-16 2013-05-15 Acier à coût réduit pour la technique de l'hydrogène, à haute résistance contre la fragilisation induite par de l'hydrogène

Country Status (5)

Country Link
US (1) US10513764B2 (fr)
EP (1) EP2850215B1 (fr)
CN (1) CN104302790A (fr)
DE (1) DE102012104260A1 (fr)
WO (1) WO2013171277A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6148188B2 (ja) 2014-02-13 2017-06-14 トヨタ自動車株式会社 オーステナイト系耐熱鋳鋼
WO2016195106A1 (fr) * 2015-06-05 2016-12-08 新日鐵住金株式会社 Acier inoxydable austénitique
KR20180104520A (ko) * 2017-03-13 2018-09-21 엘지전자 주식회사 공기 조화기
KR20180104509A (ko) * 2017-03-13 2018-09-21 엘지전자 주식회사 공기 조화기
WO2018180788A1 (fr) * 2017-03-30 2018-10-04 新日鐵住金ステンレス株式会社 Acier inoxydable austénitique à teneur élevée en mn destiné à être utilisé en présence d'hydrogène comportant une excellente soudabilité, joint soudé utilisant ledit acier, dispositif destiné à être utilisé en présence d'hydrogène utilisant ledit acier, et procédé destiné à produire un joint soudé
KR20180111416A (ko) * 2017-03-31 2018-10-11 엘지전자 주식회사 연성 스테인리스 강관
DE102017114262A1 (de) * 2017-06-27 2018-12-27 Salzgitter Flachstahl Gmbh Stahllegierung mit verbesserter Korrisionsbeständigkeit bei Hochtemperaturbeanspruchung und Verfahren zur Herstellung von Stahlband aus dieser Stahllegierung
RU2680557C1 (ru) * 2017-11-28 2019-02-22 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Экономнолегированная хладостойкая высокопрочная сталь
JP7262172B2 (ja) * 2018-02-23 2023-04-21 日鉄ステンレス株式会社 高Ｍｎオーステナイト系ステンレス鋼
CN110499475B (zh) * 2019-08-19 2020-07-28 广东省材料与加工研究所 一种奥氏体耐热钢及其制备方法和应用
JP7339123B2 (ja) * 2019-10-30 2023-09-05 山陽特殊製鋼株式会社 高硬度耐水素脆化鋼
EP4032999B1 (fr) 2021-01-20 2024-04-24 Poppe & Potthoff GmbH Système de distribution d'hydrogène et composants de faible poids
CN113832400A (zh) * 2021-09-24 2021-12-24 中国船舶重工集团公司第七0四研究所 一种扭矩传感器用不锈钢弹性体材料及热处理方法
WO2024128574A1 (fr) * 2022-12-16 2024-06-20 주식회사 포스코 Acier inoxydable austénitique à résistance améliorée à la fragilisation par l'hydrogène et son procédé de fabrication

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR743179A (fr) * 1933-03-25
AT76445B (de) 1912-02-27 1919-05-10 Ferdinand Fiala Gitter aus einander durchdringenden Stäben mit mindestens einem Hohlprofil.
SE8102015L (sv) * 1980-04-07 1981-10-08 Armco Inc Ferritfritt utskiljningsherdbart rostfritt stal
US4828630A (en) * 1988-02-04 1989-05-09 Armco Advanced Materials Corporation Duplex stainless steel with high manganese
FR2743179B1 (fr) * 1995-12-29 1998-02-13 Avenir Havas Media Dispositif support d'appareillage d'eclairage et panneau d'affichage comportant un tel dispositif
US20040258554A1 (en) * 2002-01-09 2004-12-23 Roman Radon High-chromium nitrogen containing castable alloy
EP1605073B1 (fr) * 2003-03-20 2011-09-14 Sumitomo Metal Industries, Ltd. Utilisation d'un acier inoxydable austenitique
CN100567542C (zh) * 2003-03-20 2009-12-09 住友金属工业株式会社 高压氢气用不锈钢、由该钢制作的容器以及器具
EP1645649B1 (fr) 2003-06-10 2014-07-30 Nippon Steel & Sumitomo Metal Corporation Acier inoxydable auste nitique destine etre utilise en presence d'hydrogene et proecede production dudit acier
JP4907151B2 (ja) * 2005-11-01 2012-03-28 新日鐵住金ステンレス株式会社 高圧水素ガス用オ−ステナイト系高Ｍｎステンレス鋼
US7754305B2 (en) * 2007-01-04 2010-07-13 Ut-Battelle, Llc High Mn austenitic stainless steel
JP5388589B2 (ja) * 2008-01-22 2014-01-15 新日鐵住金ステンレス株式会社 加工性と衝撃吸収特性に優れた構造部材用フェライト・オーステナイト系ステンレス鋼板およびその製造方法
WO2010041694A1 (fr) * 2008-10-07 2010-04-15 住友金属工業株式会社 Feuille d'acier inoxydable pour séparateurs dans des piles à combustible à polymère solide, et piles à combustible à polymère solide utilisant celle-ci
KR20130045931A (ko) * 2010-09-29 2013-05-06 닛폰 스틸 앤드 스미킨 스테인레스 스틸 코포레이션 오스테나이트계 고 Mn 스테인리스 강 및 그 제조 방법과, 그 강을 사용한 부재

Also Published As

Publication number Publication date
US10513764B2 (en) 2019-12-24
CN104302790A (zh) 2015-01-21
US20150167134A1 (en) 2015-06-18
WO2013171277A1 (fr) 2013-11-21
EP2850215B1 (fr) 2018-01-03
DE102012104260A1 (de) 2013-11-21

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Inventor name: NAUMANN, JOERG

Inventor name: WEBER, SEBASTIAN

Inventor name: RIEDNER, SASCHA

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