GB1412637A - Method for producing ultra fine-grained microstructure in ferrous alloys - Google Patents

Method for producing ultra fine-grained microstructure in ferrous alloys

Info

Publication number
GB1412637A
GB1412637A GB4163772A GB4163772A GB1412637A GB 1412637 A GB1412637 A GB 1412637A GB 4163772 A GB4163772 A GB 4163772A GB 4163772 A GB4163772 A GB 4163772A GB 1412637 A GB1412637 A GB 1412637A
Authority
GB
United Kingdom
Prior art keywords
temperature
austenite
ultra fine
sept
cooling
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
Application number
GB4163772A
Other languages
English (en)
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.)
USS Engineers and Consultants Inc
Original Assignee
USS Engineers and Consultants 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 USS Engineers and Consultants Inc filed Critical USS Engineers and Consultants Inc
Publication of GB1412637A publication Critical patent/GB1412637A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
GB4163772A 1971-09-21 1972-09-07 Method for producing ultra fine-grained microstructure in ferrous alloys Expired GB1412637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18233171A 1971-09-21 1971-09-21

Publications (1)

Publication Number Publication Date
GB1412637A true GB1412637A (en) 1975-11-05

Family

ID=22667987

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4163772A Expired GB1412637A (en) 1971-09-21 1972-09-07 Method for producing ultra fine-grained microstructure in ferrous alloys

Country Status (8)

Country Link
US (1) US3755004A (enrdf_load_stackoverflow)
JP (1) JPS5644130B2 (enrdf_load_stackoverflow)
BE (1) BE788922A (enrdf_load_stackoverflow)
DE (1) DE2245520A1 (enrdf_load_stackoverflow)
FR (1) FR2161900B1 (enrdf_load_stackoverflow)
GB (1) GB1412637A (enrdf_load_stackoverflow)
IT (1) IT975020B (enrdf_load_stackoverflow)
NL (1) NL7212730A (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE405865B (sv) * 1975-01-22 1979-01-08 Uddeholms Ab Forfarande for framstellning av stalband med en struktur bestaende av sferoidiserade karbidpartiklar i en ferritisk grundmassa
IT1049173B (it) * 1975-09-12 1981-01-20 Italsider Spa Trattamento termico di tempra intermedia e rinvenimento velocetramite correnti parassite e dispositivo per l applicazione del trattamento ad un impianto di laminazione ad elevata produttivita per prodotti piatti
US4047979A (en) * 1976-10-08 1977-09-13 United States Steel Corporation Heat treatment for improving the toughness of high manganese steels
US4437900A (en) 1981-12-28 1984-03-20 Exxon Research And Engineering Co. Thermal mechanical treatment for enhancing high temperature properties of cast austenitic steel structures
JPS61181014U (enrdf_load_stackoverflow) * 1985-04-30 1986-11-12
US5200005A (en) * 1991-02-08 1993-04-06 Mcgill University Interstitial free steels and method thereof
JP2611922B2 (ja) * 1993-06-21 1997-05-21 株式会社万陽 パーツフイーダー
US6027587A (en) * 1993-06-29 2000-02-22 The Broken Hill Proprietary Company Limited Strain-induced transformation to ultrafine microstructure in steel
EP0903413B1 (en) * 1997-09-22 2004-04-14 National Research Institute For Metals Fine-grained ferrite-based structural steel and manufacturing process of this steel
EP0903412A3 (en) * 1997-09-22 2001-01-24 National Research Institute For Metals Ultra-fine texture steel and method for producing it
US8060975B2 (en) * 2000-01-24 2011-11-22 Makolle Williams Paint roller
US20040060620A1 (en) * 2000-10-05 2004-04-01 Johns Hopkins University High performance nanostructured materials and methods of making the same
US20030070736A1 (en) * 2001-10-12 2003-04-17 Borg Warner Inc. High-hardness, highly ductile ferrous articles
US8784726B2 (en) * 2008-09-18 2014-07-22 Terrapower, Llc System and method for annealing nuclear fission reactor materials
US8721810B2 (en) * 2008-09-18 2014-05-13 The Invention Science Fund I, Llc System and method for annealing nuclear fission reactor materials
US8529713B2 (en) 2008-09-18 2013-09-10 The Invention Science Fund I, Llc System and method for annealing nuclear fission reactor materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235413A (en) * 1961-11-20 1966-02-15 United States Steel Corp Method of producing steel products with improved properties
US3196053A (en) * 1962-08-13 1965-07-20 United States Steel Corp Production of heat-treated sheets
US3502514A (en) * 1968-01-30 1970-03-24 United States Steel Corp Method of processing steel

Also Published As

Publication number Publication date
FR2161900A1 (enrdf_load_stackoverflow) 1973-07-13
DE2245520A1 (de) 1973-03-29
JPS4838826A (enrdf_load_stackoverflow) 1973-06-07
NL7212730A (enrdf_load_stackoverflow) 1973-03-23
US3755004A (en) 1973-08-28
JPS5644130B2 (enrdf_load_stackoverflow) 1981-10-17
IT975020B (it) 1974-07-20
FR2161900B1 (enrdf_load_stackoverflow) 1977-08-26
BE788922A (fr) 1973-03-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee