ATE152186T1 - Luftgehärteter stahl - Google Patents

Luftgehärteter stahl

Info

Publication number
ATE152186T1
ATE152186T1 AT91905929T AT91905929T ATE152186T1 AT E152186 T1 ATE152186 T1 AT E152186T1 AT 91905929 T AT91905929 T AT 91905929T AT 91905929 T AT91905929 T AT 91905929T AT E152186 T1 ATE152186 T1 AT E152186T1
Authority
AT
Austria
Prior art keywords
hardened steel
air hardened
air
nickel
deoxidants
Prior art date
Application number
AT91905929T
Other languages
English (en)
Inventor
James P Materkowski
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Application granted granted Critical
Publication of ATE152186T1 publication Critical patent/ATE152186T1/de

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
    • C22C38/44—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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12486—Laterally noncoextensive components [e.g., embedded, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Catalysts (AREA)
  • Reinforcement Elements For Buildings (AREA)
  • Road Signs Or Road Markings (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
AT91905929T 1990-04-24 1991-01-28 Luftgehärteter stahl ATE152186T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/513,705 US5094923A (en) 1990-04-24 1990-04-24 Air hardening steel

Publications (1)

Publication Number Publication Date
ATE152186T1 true ATE152186T1 (de) 1997-05-15

Family

ID=24044353

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91905929T ATE152186T1 (de) 1990-04-24 1991-01-28 Luftgehärteter stahl

Country Status (9)

Country Link
US (2) US5094923A (de)
EP (1) EP0526467B1 (de)
JP (1) JPH05508189A (de)
AT (1) ATE152186T1 (de)
AU (1) AU7483891A (de)
CA (1) CA2037498C (de)
DE (2) DE69125831T2 (de)
WO (1) WO1991016468A1 (de)
ZA (1) ZA911219B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5094923A (en) * 1990-04-24 1992-03-10 Kennametal Inc. Air hardening steel
FR2729974B1 (fr) * 1995-01-31 1997-02-28 Creusot Loire Acier a haute ductilite, procede de fabrication et utilisation
EP1051530B1 (de) 1998-01-28 2005-07-13 Northwestern University Einsatzgehärteter stahl
US6379475B1 (en) 1998-01-28 2002-04-30 Northwestern University Business & Finance Office Case hardened dies for improved die life
SE515624C2 (sv) 1999-11-02 2001-09-10 Ovako Steel Ab Lufthärdande låg- till mediumkolhaltigt stål för förbättrad värmebehandling
US7028936B2 (en) * 2003-06-11 2006-04-18 Kennametal Inc. Wear bars for impellers
US20050017111A1 (en) * 2003-06-24 2005-01-27 Hickey Jeffrey T. Tool for impinging material having a cast wear pad
US20060118672A1 (en) * 2004-12-06 2006-06-08 Hickey Jeffrey T Non-rotatable fan tool and fan tool-holder assembly
US9033424B2 (en) 2012-06-12 2015-05-19 Kennametal Inc. Wear resistant cutting tool
CN111961959B (zh) * 2020-07-16 2022-01-04 中国石油天然气集团有限公司 一种中锰低碳马氏体钢、超深井钻机吊环及其制备方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2327490A (en) * 1941-01-02 1943-08-24 Sun Oil Co Apparatus for treating hydrocarbon oils
US2379988A (en) * 1944-02-22 1945-07-10 Carpenter Steel Co Steel alloys
US2565953A (en) * 1948-04-08 1951-08-28 Terni Ind Elettr Low alloy steel of high mechanical strength, little sensitive to quenching, weldable, etc.
US2791500A (en) * 1954-03-19 1957-05-07 Int Nickel Co High strength aircraft landing gear steel alloy elements
DE1046647B (de) * 1955-07-18 1958-12-18 Ruhrstahl Ag Staehle fuer geschmiedete verguetete Walzen von Block-, Brammen- und Vorgeruesten mit Walzenballendurchmessern von 500mm und darueber
DE1207635B (de) * 1959-10-13 1965-12-23 Deutsche Edelstahlwerke Ag Verwendung einer Stahllegierung als Werkstoff fuer Helme
US3379582A (en) * 1967-02-15 1968-04-23 Harry J. Dickinson Low-alloy high-strength steel
NL6815120A (de) * 1967-11-11 1969-05-13
US3600160A (en) * 1968-05-14 1971-08-17 Wallace Murray Corp Heat and temper resistant alloy steel
FR1597415A (de) * 1968-06-26 1970-06-29
GB1308607A (en) * 1969-04-17 1973-02-21 Gkn Group Services Ltd Treatment of molten steel
JPS527408B2 (de) * 1972-05-26 1977-03-02
US3970448A (en) * 1973-06-14 1976-07-20 Wilson Jr William Low alloy die steel (Type F)
GB1441052A (en) * 1974-05-07 1976-06-30 Neepsend Castings Ltd Billet piercing points
JPS581182B2 (ja) * 1977-01-17 1983-01-10 住友金属工業株式会社 低温用棒鋼
JPS5472712A (en) * 1977-11-22 1979-06-11 Kawasaki Heavy Ind Ltd Wear resistant cast steel for low temperature use
JPS587029B2 (ja) * 1979-06-18 1983-02-08 株式会社日立製作所 高圧金属蒸気放電灯
US4344801A (en) * 1980-01-07 1982-08-17 Sumitomo Metal Industries, Ltd. Heavy thick high-strength casting having improved weldability and impact properties
US4483722A (en) * 1982-05-24 1984-11-20 Freeman Timothy J Low alloy cold-worked martensitic steel
DE3244361C1 (de) * 1982-12-01 1983-11-03 Berchem & Schaberg Gmbh, 4650 Gelsenkirchen Verwendung einer Stahllegierung fuer Kettenraeder von Gewinnungsmaschinen und Foerderer in Bergbaubetrieben
JPS59200742A (ja) * 1983-04-28 1984-11-14 Daido Steel Co Ltd 耐熱鋼
JPH0765141B2 (ja) * 1985-09-18 1995-07-12 日立金属株式会社 熱間加工用工具鋼
US5094923A (en) * 1990-04-24 1992-03-10 Kennametal Inc. Air hardening steel

Also Published As

Publication number Publication date
DE69125831T2 (de) 1997-07-31
JPH05508189A (ja) 1993-11-18
EP0526467A4 (en) 1993-05-26
CA2037498C (en) 1996-09-10
US5094923A (en) 1992-03-10
AU7483891A (en) 1991-11-11
DE69125831D1 (de) 1997-05-28
CA2037498A1 (en) 1991-10-25
EP0526467B1 (de) 1997-04-23
DE526467T1 (de) 1993-11-25
US5279902A (en) 1994-01-18
EP0526467A1 (de) 1993-02-10
ZA911219B (en) 1992-04-29
WO1991016468A1 (en) 1991-10-31

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee