EP0296439A3 - Austenitic steel for valves of internal combustion engines - Google Patents

Austenitic steel for valves of internal combustion engines Download PDF

Info

Publication number
EP0296439A3
EP0296439A3 EP88109345A EP88109345A EP0296439A3 EP 0296439 A3 EP0296439 A3 EP 0296439A3 EP 88109345 A EP88109345 A EP 88109345A EP 88109345 A EP88109345 A EP 88109345A EP 0296439 A3 EP0296439 A3 EP 0296439A3
Authority
EP
European Patent Office
Prior art keywords
valves
internal combustion
combustion engines
austenitic steel
austenitic
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
EP88109345A
Other languages
German (de)
Other versions
EP0296439A2 (en
EP0296439B1 (en
Inventor
Richard Dr. Dipl.-Ing. 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
Publication of EP0296439A2 publication Critical patent/EP0296439A2/en
Publication of EP0296439A3 publication Critical patent/EP0296439A3/en
Application granted granted Critical
Publication of EP0296439B1 publication Critical patent/EP0296439B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
EP88109345A 1987-06-23 1988-06-11 Austenitic steel for valves of internal combustion engines Expired - Lifetime EP0296439B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873720605 DE3720605A1 (en) 1987-06-23 1987-06-23 AUSTENITIC STEEL FOR GAS EXCHANGE VALVES OF COMBUSTION ENGINES
DE3720605 1987-06-23

Publications (3)

Publication Number Publication Date
EP0296439A2 EP0296439A2 (en) 1988-12-28
EP0296439A3 true EP0296439A3 (en) 1989-07-12
EP0296439B1 EP0296439B1 (en) 1992-05-20

Family

ID=6330066

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88109345A Expired - Lifetime EP0296439B1 (en) 1987-06-23 1988-06-11 Austenitic steel for valves of internal combustion engines

Country Status (3)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3073754B2 (en) * 1989-08-02 2000-08-07 日立金属株式会社 Heat resistant steel for engine valves
JP3328753B2 (en) * 1993-12-22 2002-09-30 フジオーゼックス株式会社 Fe-based alloy composition for cladding
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 (en) 2005-08-24 2007-04-03 Uddeholm Tooling Ab Steel alloy and tools or components made of the steel alloy
US20110236247A1 (en) 2010-03-25 2011-09-29 Daido Tokushuko Kabushiki Kaisha Heat resistant steel for exhaust valve
KR20180091105A (en) 2011-05-26 2018-08-14 유나이티드 파이프라인스 아시아 패시픽 피티이 리미티드 Austenitic stainless steel
GB2611819A (en) * 2021-10-18 2023-04-19 Alloyed Ltd A heat-resistant austenitic stainless steel

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2671726A (en) * 1950-11-14 1954-03-09 Armco Steel Corp High temperature articles
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
FR2225535A1 (en) * 1973-04-12 1974-11-08 Creusot Loire

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT160410B (en) * 1941-05-26 Krupp Ag Valve cone for internal combustion engines.
US2553330A (en) * 1950-11-07 1951-05-15 Carpenter Steel Co Hot workable alloy
DE1044131B (en) * 1952-07-04 1958-11-20 Armco Int Corp Stainless steel

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2671726A (en) * 1950-11-14 1954-03-09 Armco Steel Corp High temperature articles
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
FR2225535A1 (en) * 1973-04-12 1974-11-08 Creusot Loire

Also Published As

Publication number Publication date
ES2032491T3 (en) 1993-02-16
EP0296439A2 (en) 1988-12-28
EP0296439B1 (en) 1992-05-20
DE3871248D1 (en) 1992-06-25
DE3720605C2 (en) 1991-04-18
DE3720605A1 (en) 1989-01-05

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