GB1439071A - Thermal treatment of steel - Google Patents

Thermal treatment of steel

Info

Publication number
GB1439071A
GB1439071A GB2306473A GB2306473A GB1439071A GB 1439071 A GB1439071 A GB 1439071A GB 2306473 A GB2306473 A GB 2306473A GB 2306473 A GB2306473 A GB 2306473A GB 1439071 A GB1439071 A GB 1439071A
Authority
GB
United Kingdom
Prior art keywords
steel
pearlite
carbides
bath
heats
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
GB2306473A
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.)
Timken US LLC
Original Assignee
Torrington Co
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 Torrington Co filed Critical Torrington Co
Publication of GB1439071A publication Critical patent/GB1439071A/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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/78—Combined heat-treatments not provided for above

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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
GB2306473A 1972-05-18 1973-05-15 Thermal treatment of steel Expired GB1439071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00254454A US3826694A (en) 1972-05-18 1972-05-18 Thermal treatment of steel

Publications (1)

Publication Number Publication Date
GB1439071A true GB1439071A (en) 1976-06-09

Family

ID=22964374

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5210375A Expired GB1439072A (en) 1972-05-18 1973-05-15 Thermal treatment of steel
GB2306473A Expired GB1439071A (en) 1972-05-18 1973-05-15 Thermal treatment of steel

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB5210375A Expired GB1439072A (en) 1972-05-18 1973-05-15 Thermal treatment of steel

Country Status (6)

Country Link
US (1) US3826694A (pt)
JP (1) JPS568889B2 (pt)
BR (1) BR7303565D0 (pt)
CA (1) CA994656A (pt)
DE (1) DE2324750B2 (pt)
GB (2) GB1439072A (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2315776A (en) * 1996-07-31 1998-02-11 Nsk Ltd A roller bearing

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537570B2 (pt) * 1974-04-19 1980-09-29
JPS57137790U (pt) * 1981-02-23 1982-08-28
NO854396L (no) * 1985-11-05 1987-05-06 Kverneland As Fremgangsmaate ved herding av staal.
FR2761699B1 (fr) * 1997-04-04 1999-05-14 Ascometal Sa Acier et procede pour la fabrication d'une piece pour roulement
DE19849679C1 (de) * 1998-10-28 2000-01-05 Skf Gmbh Verfahren zur Wärmebehandlung von Werkstücken aus Stahl
JP6922759B2 (ja) 2018-01-25 2021-08-18 トヨタ自動車株式会社 鋼部材の製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2315776A (en) * 1996-07-31 1998-02-11 Nsk Ltd A roller bearing
GB2315776B (en) * 1996-07-31 1998-10-28 Nsk Ltd Rolling bearing
US5997661A (en) * 1996-07-31 1999-12-07 Nsk Ltd. Rolling bearing

Also Published As

Publication number Publication date
US3826694A (en) 1974-07-30
GB1439072A (en) 1976-06-09
AU5458973A (en) 1974-10-17
DE2324750A1 (de) 1973-11-29
CA994656A (en) 1976-08-10
JPS568889B2 (pt) 1981-02-26
BR7303565D0 (pt) 1974-06-27
DE2324750B2 (de) 1976-05-20
JPS4966524A (pt) 1974-06-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
433D Application made for revocation (sect. 33/1949)
433G Case decided by the comptroller ** application refused (sect. 33/1949)
PCNP Patent ceased through non-payment of renewal fee