JPS51121416A - Rolls for heat treatment - Google Patents

Rolls for heat treatment

Info

Publication number
JPS51121416A
JPS51121416A JP50047139A JP4713975A JPS51121416A JP S51121416 A JPS51121416 A JP S51121416A JP 50047139 A JP50047139 A JP 50047139A JP 4713975 A JP4713975 A JP 4713975A JP S51121416 A JPS51121416 A JP S51121416A
Authority
JP
Japan
Prior art keywords
rolls
heat treatment
flaws
scratches
employed
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.)
Granted
Application number
JP50047139A
Other languages
Japanese (ja)
Other versions
JPS572126B2 (en
Inventor
Chiaki Nakayama
Masayuki Okawa
Akio Karita
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.)
TOUSHIBA SERAMITSUKUSU KK
Coorstek KK
Original Assignee
TOUSHIBA SERAMITSUKUSU KK
Toshiba Ceramics 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 TOUSHIBA SERAMITSUKUSU KK, Toshiba Ceramics Co Ltd filed Critical TOUSHIBA SERAMITSUKUSU KK
Priority to JP50047139A priority Critical patent/JPS51121416A/en
Publication of JPS51121416A publication Critical patent/JPS51121416A/en
Publication of JPS572126B2 publication Critical patent/JPS572126B2/ja
Granted 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0012—Rolls; Roll arrangements

Abstract

PURPOSE:To provide rolls having a roll carbon sleeve pore diameter of at most 50mu, an open pore proportion of at most 10% and a shore hardness of at least 80. If the present rolls are employed in a hot rolling operation of a silicon steel, then a high quality rolled product, having no scratches nor flaws in its slip surface, will be obtained.
JP50047139A 1975-04-18 1975-04-18 Rolls for heat treatment Granted JPS51121416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50047139A JPS51121416A (en) 1975-04-18 1975-04-18 Rolls for heat treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50047139A JPS51121416A (en) 1975-04-18 1975-04-18 Rolls for heat treatment

Publications (2)

Publication Number Publication Date
JPS51121416A true JPS51121416A (en) 1976-10-23
JPS572126B2 JPS572126B2 (en) 1982-01-14

Family

ID=12766768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50047139A Granted JPS51121416A (en) 1975-04-18 1975-04-18 Rolls for heat treatment

Country Status (1)

Country Link
JP (1) JPS51121416A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080368A1 (en) * 2005-01-25 2006-08-03 Jfe Steel Corporation Carbon material for hearth roll, hearth roll, and method for using hearth roll
JP2006232660A (en) * 2005-01-25 2006-09-07 Jfe Steel Kk Carbon material for hearth roll, hearth roll and application of hearth roll
KR100853130B1 (en) * 2005-01-25 2008-08-20 제이에프이 스틸 가부시키가이샤 Carbon material for hearth roll, hearth roll, and method for using hearth roll

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080368A1 (en) * 2005-01-25 2006-08-03 Jfe Steel Corporation Carbon material for hearth roll, hearth roll, and method for using hearth roll
JP2006232660A (en) * 2005-01-25 2006-09-07 Jfe Steel Kk Carbon material for hearth roll, hearth roll and application of hearth roll
KR100853130B1 (en) * 2005-01-25 2008-08-20 제이에프이 스틸 가부시키가이샤 Carbon material for hearth roll, hearth roll, and method for using hearth roll

Also Published As

Publication number Publication date
JPS572126B2 (en) 1982-01-14

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