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MX2009014214A - High strength, high toughness rotating shaft material. - Google Patents

High strength, high toughness rotating shaft material.

Info

Publication number
MX2009014214A
MX2009014214A MX2009014214A MX2009014214A MX2009014214A MX 2009014214 A MX2009014214 A MX 2009014214A MX 2009014214 A MX2009014214 A MX 2009014214A MX 2009014214 A MX2009014214 A MX 2009014214A MX 2009014214 A MX2009014214 A MX 2009014214A
Authority
MX
Mexico
Prior art keywords
max
alloy
inclusions
high strength
matrix
Prior art date
Application number
MX2009014214A
Other languages
Spanish (es)
Inventor
Paul Michael Novotny
Robert Wayne Krieble
William Joseph Martin
Thomas Constantine Zogas
Charles Bernard Adasczik
Original Assignee
Crs Holdings 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 Crs Holdings Inc filed Critical Crs Holdings Inc
Publication of MX2009014214A publication Critical patent/MX2009014214A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

An age hardenable, martensitic steel alloy that provides high strength, high toughness, and good low cycle fatigue life and a method of making same are disclosed. The alloy comprises a matrix having a weight percent composition consisting essentially of about Carbon 0.2-0.36 Manganese 0.20 max. Silicon 0.10 max. Phosphorus 0.01 max. Sulfur 0.004 max. Chromium 1.3-4 Nickel 10-15 Molybdenum 0.75-2.7 Cobalt 8-22 Aluminum 0.01 max. Titanium 0.02 max. Calcium 0.001 max. and the balance being iron and usual impurities. The alloy further contains a plurality of inclusions dispersed in the alloy matrix. The inclusions comprise calcium compounds that are about 0.4μm to about 7.0μm in major dimension, they have a median size of at least about 1.6μm in major dimension, and the inclusions contain essentially no rare earth elements.
MX2009014214A 2007-06-26 2008-06-26 High strength, high toughness rotating shaft material. MX2009014214A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94624407P 2007-06-26 2007-06-26
PCT/US2008/068372 WO2009003112A1 (en) 2007-06-26 2008-06-26 High strength, high toughness rotating shaft material

Publications (1)

Publication Number Publication Date
MX2009014214A true MX2009014214A (en) 2010-03-15

Family

ID=39687231

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2009014214A MX2009014214A (en) 2007-06-26 2008-06-26 High strength, high toughness rotating shaft material.

Country Status (9)

Country Link
US (1) US20090004041A1 (en)
EP (1) EP2171113A1 (en)
JP (1) JP2010531933A (en)
KR (1) KR20100029130A (en)
CN (1) CN101802239A (en)
CA (1) CA2691795A1 (en)
MX (1) MX2009014214A (en)
TW (1) TW200925296A (en)
WO (1) WO2009003112A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8756429B2 (en) 2008-10-10 2014-06-17 International Business Machines Corporation Tunable encryption system
CN102155802A (en) * 2011-04-29 2011-08-17 武汉中圣能源环保工程有限公司 Non-vacuum solar high temperature tower-type heat collector
SE2430127A1 (en) * 2024-03-13 2025-09-14 Sandvik Machining Solutions Ab Fe-based powder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461657A (en) * 1983-05-19 1984-07-24 Union Carbide Corporation High strength steel and gas storage cylinder manufactured thereof
US5087415A (en) * 1989-03-27 1992-02-11 Carpenter Technology Corporation High strength, high fracture toughness structural alloy
US5268044A (en) * 1990-02-06 1993-12-07 Carpenter Technology Corporation High strength, high fracture toughness alloy
JP2683599B2 (en) * 1990-02-06 1997-12-03 シーアールエス ホールディングス,インコーポレイテッド Martensitic alloy steel and structural members with high strength and high fracture surface toughness with low ductility-brittleness transition temperature
US5866066A (en) * 1996-09-09 1999-02-02 Crs Holdings, Inc. Age hardenable alloy with a unique combination of very high strength and good toughness
JP2002285290A (en) * 2001-03-27 2002-10-03 Daido Steel Co Ltd High strength and high fatigue resistance structural steel and method for producing the same
US20070113931A1 (en) * 2005-11-18 2007-05-24 Novotny Paul M Ultra-high strength martensitic alloy

Also Published As

Publication number Publication date
TW200925296A (en) 2009-06-16
US20090004041A1 (en) 2009-01-01
WO2009003112A1 (en) 2008-12-31
KR20100029130A (en) 2010-03-15
JP2010531933A (en) 2010-09-30
EP2171113A1 (en) 2010-04-07
CN101802239A (en) 2010-08-11
CA2691795A1 (en) 2008-12-31

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