DE3720605C2 - - Google Patents

Info

Publication number
DE3720605C2
DE3720605C2 DE3720605A DE3720605A DE3720605C2 DE 3720605 C2 DE3720605 C2 DE 3720605C2 DE 3720605 A DE3720605 A DE 3720605A DE 3720605 A DE3720605 A DE 3720605A DE 3720605 C2 DE3720605 C2 DE 3720605C2
Authority
DE
Germany
Prior art keywords
steel
steel bar
properties
proviso
composition according
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.)
Expired - Fee Related
Application number
DE3720605A
Other languages
German (de)
English (en)
Other versions
DE3720605A1 (de
Inventor
Richard Dipl.-Ing. 7713 Huefingen De Weintz
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.)
TRW Thomson GmbH
Original Assignee
TRW Thomson GmbH
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 TRW Thomson GmbH filed Critical TRW Thomson GmbH
Priority to DE19873720605 priority Critical patent/DE3720605A1/de
Priority to ES198888109345T priority patent/ES2032491T3/es
Priority to DE8888109345T priority patent/DE3871248D1/de
Priority to EP88109345A priority patent/EP0296439B1/fr
Publication of DE3720605A1 publication Critical patent/DE3720605A1/de
Application granted granted Critical
Publication of DE3720605C2 publication Critical patent/DE3720605C2/de
Granted legal-status Critical Current

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
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and 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
    • 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
    • C22C38/18—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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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

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)
  • Powder Metallurgy (AREA)
  • Heat Treatment Of Articles (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
DE19873720605 1987-06-23 1987-06-23 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren Granted DE3720605A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19873720605 DE3720605A1 (de) 1987-06-23 1987-06-23 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren
ES198888109345T ES2032491T3 (es) 1987-06-23 1988-06-11 Acero austenitico para valvulas de intercambio de gases de motores de combustion.
DE8888109345T DE3871248D1 (de) 1987-06-23 1988-06-11 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren.
EP88109345A EP0296439B1 (fr) 1987-06-23 1988-06-11 Acier austénitique pour soupapes de moteurs à combustion interne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873720605 DE3720605A1 (de) 1987-06-23 1987-06-23 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren

Publications (2)

Publication Number Publication Date
DE3720605A1 DE3720605A1 (de) 1989-01-05
DE3720605C2 true DE3720605C2 (fr) 1991-04-18

Family

ID=6330066

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873720605 Granted DE3720605A1 (de) 1987-06-23 1987-06-23 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren
DE8888109345T Expired - Fee Related DE3871248D1 (de) 1987-06-23 1988-06-11 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8888109345T Expired - Fee Related DE3871248D1 (de) 1987-06-23 1988-06-11 Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren.

Country Status (3)

Country Link
EP (1) EP0296439B1 (fr)
DE (2) DE3720605A1 (fr)
ES (1) ES2032491T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2371980A1 (fr) 2010-03-25 2011-10-05 Daido Tokushuko Kabushiki Kaisha Acier thermorésistant pour soupape d'échappement

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3073754B2 (ja) * 1989-08-02 2000-08-07 日立金属株式会社 エンジンバルブ用耐熱鋼
JP3328753B2 (ja) * 1993-12-22 2002-09-30 フジオーゼックス株式会社 肉盛用Ｆｅ基合金組成物
US20020110476A1 (en) 2000-12-14 2002-08-15 Maziasz Philip J. Heat and corrosion resistant cast stainless steels with improved high temperature strength and ductility
SE528991C2 (sv) 2005-08-24 2007-04-03 Uddeholm Tooling Ab Ställegering och verktyg eller komponenter tillverkat av stållegeringen
KR20180091105A (ko) 2011-05-26 2018-08-14 유나이티드 파이프라인스 아시아 패시픽 피티이 리미티드 오스테나이트계 스테인리스강
GB2611819A (en) * 2021-10-18 2023-04-19 Alloyed Ltd A heat-resistant austenitic stainless steel

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT160410B (de) * 1941-05-26 Krupp Ag Ventilkegel für Verbrennungsmotore.
US2553330A (en) * 1950-11-07 1951-05-15 Carpenter Steel Co Hot workable alloy
US2671726A (en) * 1950-11-14 1954-03-09 Armco Steel Corp High temperature articles
DE1044131B (de) * 1952-07-04 1958-11-20 Armco Int Corp Rostfreier Stahl
US2839391A (en) * 1954-10-21 1958-06-17 Armco Steel Corp Chromium-manganese alloy and products
GB803816A (en) * 1955-03-31 1958-11-05 Hadfields Ltd Corrosion resistant austenitic steel
US3401036A (en) * 1967-08-11 1968-09-10 Crucible Steel Co America Valve steel
US3561953A (en) * 1968-03-19 1971-02-09 Toyota Motor Co Ltd Austenitic heat-resisting steel containing nickel, chromium and manganese
FR2225535B1 (fr) * 1973-04-12 1975-11-21 Creusot Loire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2371980A1 (fr) 2010-03-25 2011-10-05 Daido Tokushuko Kabushiki Kaisha Acier thermorésistant pour soupape d'échappement

Also Published As

Publication number Publication date
ES2032491T3 (es) 1993-02-16
EP0296439A3 (en) 1989-07-12
DE3720605A1 (de) 1989-01-05
EP0296439A2 (fr) 1988-12-28
DE3871248D1 (de) 1992-06-25
EP0296439B1 (fr) 1992-05-20

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: TRW THOMPSON GMBH & CO KG, 3013 BARSINGHAUSEN, DE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee