JPS5248512A - Heat treating method of long size steel materials - Google Patents

Heat treating method of long size steel materials

Info

Publication number
JPS5248512A
JPS5248512A JP12384175A JP12384175A JPS5248512A JP S5248512 A JPS5248512 A JP S5248512A JP 12384175 A JP12384175 A JP 12384175A JP 12384175 A JP12384175 A JP 12384175A JP S5248512 A JPS5248512 A JP S5248512A
Authority
JP
Japan
Prior art keywords
long size
heat treating
steel materials
treating method
size steel
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.)
Pending
Application number
JP12384175A
Other languages
Japanese (ja)
Inventor
Saburo Anjo
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP12384175A priority Critical patent/JPS5248512A/en
Publication of JPS5248512A publication Critical patent/JPS5248512A/en
Pending 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening

Abstract

PURPOSE:To minimize the hardening deformation and to stabilize the quality by cooling in 130-230<3>C oil without stirring, at the time of hardening long size steel material, especially having different form.
JP12384175A 1975-10-16 1975-10-16 Heat treating method of long size steel materials Pending JPS5248512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12384175A JPS5248512A (en) 1975-10-16 1975-10-16 Heat treating method of long size steel materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12384175A JPS5248512A (en) 1975-10-16 1975-10-16 Heat treating method of long size steel materials

Publications (1)

Publication Number Publication Date
JPS5248512A true JPS5248512A (en) 1977-04-18

Family

ID=14870700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12384175A Pending JPS5248512A (en) 1975-10-16 1975-10-16 Heat treating method of long size steel materials

Country Status (1)

Country Link
JP (1) JPS5248512A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101489U (en) * 1976-01-30 1977-08-01
JPS61132866A (en) * 1984-12-03 1986-06-20 Mitsubishi Chem Ind Ltd Tubular vessel made of synthetic resin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101489U (en) * 1976-01-30 1977-08-01
JPS61132866A (en) * 1984-12-03 1986-06-20 Mitsubishi Chem Ind Ltd Tubular vessel made of synthetic resin
JPH0544988B2 (en) * 1984-12-03 1993-07-07 Mitsubishi Chem Ind

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