DE230882T1 - Verfahren zur waermebehandlung von bandstahl. - Google Patents

Verfahren zur waermebehandlung von bandstahl.

Info

Publication number
DE230882T1
DE230882T1 DE198787100196T DE87100196T DE230882T1 DE 230882 T1 DE230882 T1 DE 230882T1 DE 198787100196 T DE198787100196 T DE 198787100196T DE 87100196 T DE87100196 T DE 87100196T DE 230882 T1 DE230882 T1 DE 230882T1
Authority
DE
Germany
Prior art keywords
roller
steel strip
roll
heat medium
shell
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
DE198787100196T
Other languages
English (en)
Inventor
Takeo Hiroshima Shipyard & Eng.Work Nishi-Ku Hiroshima-Shi Hiroshima-Ken Fukushima
Mihara Hiroshima Tech.Inst.Of Mitsu Nishi-Ku Hiroshima-Shi Hiroshima-Ken Kazumasa
Iida C/O Kawasaki Steel Corporation Chiyoda-Ku Tokyo Sachihiro
Norihisa C/O Mizushima Works Of Kawa Kurashiki-Shi Okayama-Ken Shiraishi
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.)
JFE Steel Corp
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Kawasaki Steel Corp
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 Mitsubishi Heavy Industries Ltd, Kawasaki Steel Corp filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE230882T1 publication Critical patent/DE230882T1/de
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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/562—Details
    • C21D9/563—Rolls; Drums; Roll arrangements
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/573—Continuous furnaces for strip or wire with cooling
    • C21D9/5735—Details
    • C21D9/5737—Rolls; Drums; Roll arrangements

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 Strip Materials And Filament Materials (AREA)

Claims (1)

Patentansprüche
1. Verfahren zur Wärmebehandlung von Bandstahl bzw. eines Stahlbands in einer Durchlaufglühanlage, in welcher das Stahlband erwärmt oder gekühlt wird, indem es mit einer von einem Wärmemedium durchströmenden Heiz- oder Kühlwalze in Berührung gebracht wird, dadurch gekennzeichnet, daß eine Walze mit einem Walzenaußendurchmesser D, einer Walzenmanteldicke 6 und einer Walzen-Mantelflächenrauheit &sgr;? verwendet wird, welche den durch nachstehende Formeln ausgedrückten Beziehungen genügen:
2,8
D < 6 x 10
E-t
max
&sgr; - UT
s
&sgr; &pgr;
T .- Tn si R
T-T0 so R
+ &mdash; (T .- T ) 'si so
G3W)L
T . - T
D < &mdash;&mdash;K-C .t.L ■% -T1- =A
&pgr; s s &eegr; &Tgr; - Tn
so R
worin bedeuten:
D D.
spezifische Wärme (kcal/kg°C) des Stahlbands; Außendurchmesser (m) der Walze; Innendurchmesser (m) der Walze; Elastizitätsmodul (kg/ m2) des Stahlbands;
G, Gewicht pro Einheit der Ballenlänge (kg/m) der
Walze;
G&ldquor; Gewicht eines Wärmemediums pro Einheit der Ballenlänge (kg/m) der Walze; G^ Zugspannung pro Breiteneinheit (kg/m) der Walze; K Wärmeübertragungsgrad (kcal/cm2h°C) zwischen
Stahlband und Wärmemedium;
L Strecke (m) entsprechend der Hälfte der Strecke zwischen den Walzenlagern;
ß-, Strecke (m) entsprechend der Hälfte der Ballen-
länge der Walze;
ii ' Strecke (m) entsprechend der Hälfte der Länge in Ballenrichtung des mit dem Wärmemedium gefüllten Teils der Walze;
L Durchlaufgeschwindigkeit (line speed) (m/h) des
Stahlbands;
t Dicke (m) des Stahlbands;
t größte Dicke (m) des zu behandelnden Stahlbands; max ^
T . Temperatur (0C) des Stahlbands unmittelbar
vor dem Kontakt mit der Walze;
T Temperatur (0C) des Stahlbands unmittelbar , so
nach der Trennung von der Walze im Anschluß an den Wärmeaustausch mit der Walze; Tr> Temperatur (0C) eines Wärmemediums; UT Einheits-Zugspannung (kg/m2); W Breite des Stahlbands;
a. Wärmeübertragungsgrad (kcal/m2h) zwischen einem Wärmemedium und einer Innenfläche der Walze; & linearer Ausdehnungskoeffizient (1/°C) des
Walzenmantels;
6 Dicke (m) des Walzenmantels; &lgr;&ogr; Wärmeleitfähigkeit (kcal/mh°C) des Walzenmantels;
&pgr; Kreiskonstante;
&sgr; in der Walze entstehende Beanspruchung oder
(mechanische) Spannung (kg/m2);
&sgr; Streckspannung (kg/cm2) im Stahlband; und &sgr; Streckspannung (kg/cm2) im Walzenmantel.
DE198787100196T 1986-01-09 1987-01-09 Verfahren zur waermebehandlung von bandstahl. Pending DE230882T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61001306A JPH0672270B2 (ja) 1986-01-09 1986-01-09 ストリツプの熱処理方法

Publications (1)

Publication Number Publication Date
DE230882T1 true DE230882T1 (de) 1987-12-17

Family

ID=11497802

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8787100196T Expired - Lifetime DE3761210D1 (de) 1986-01-09 1987-01-09 Verfahren zur waermebehandlung von bandstahl.
DE198787100196T Pending DE230882T1 (de) 1986-01-09 1987-01-09 Verfahren zur waermebehandlung von bandstahl.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE8787100196T Expired - Lifetime DE3761210D1 (de) 1986-01-09 1987-01-09 Verfahren zur waermebehandlung von bandstahl.

Country Status (7)

Country Link
US (1) US4738733A (de)
EP (1) EP0230882B1 (de)
JP (1) JPH0672270B2 (de)
KR (1) KR910001354B1 (de)
AU (1) AU567840B2 (de)
CA (1) CA1280056C (de)
DE (2) DE3761210D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5655665A (en) * 1994-12-09 1997-08-12 Georgia Tech Research Corporation Fully integrated micromachined magnetic particle manipulator and separator
KR100427510B1 (ko) * 2001-06-11 2004-04-27 이강범 방수재 구조 및 그를 제조하기 위한 제조방법
SE524588C2 (sv) * 2002-12-23 2004-08-31 Sandvik Ab Förfarande jämte anordning för att kyla band- och trådmaterial

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104417A (ja) * 1975-03-12 1976-09-16 Nippon Steel Corp Renzokushodonho
JPS5749097A (en) * 1980-09-08 1982-03-20 Hitachi Ltd Impeller made of steel plate
JPS5896824A (ja) * 1981-12-03 1983-06-09 Nippon Kokan Kk <Nkk> 連続焼鈍設備における冷却ロ−ルによるストリツプの冷却方法
JPS599130A (ja) * 1982-07-08 1984-01-18 Kawasaki Steel Corp 鋼帯のロ−ル冷却方法
JPS5956532A (ja) * 1982-09-24 1984-04-02 Kawasaki Steel Corp 連続焼鈍における薄鋼板のロ−ル冷却方法
JPS5974239A (ja) * 1982-10-20 1984-04-26 Nippon Steel Corp 鋼帯冷却装置
JPS5974238A (ja) * 1982-10-20 1984-04-26 Nippon Kokan Kk <Nkk> 金属ストリツプの冷却方法及び装置
JPS59104436A (ja) * 1982-12-06 1984-06-16 Kawasaki Steel Corp 金属ストリツプの冷却速度制御方法
JPS59143028A (ja) * 1983-02-03 1984-08-16 Nippon Steel Corp 連続熱処理炉における金属ストリツプの冷却装置
DE3463162D1 (en) * 1983-06-11 1987-05-21 Nippon Steel Corp Method for cooling a steel strip in a continuous-annealing furnace

Also Published As

Publication number Publication date
AU567840B2 (en) 1987-12-03
EP0230882A1 (de) 1987-08-05
DE3761210D1 (de) 1990-01-25
KR870007289A (ko) 1987-08-18
US4738733A (en) 1988-04-19
KR910001354B1 (ko) 1991-03-04
JPS62161925A (ja) 1987-07-17
JPH0672270B2 (ja) 1994-09-14
AU6717987A (en) 1987-07-30
CA1280056C (en) 1991-02-12
EP0230882B1 (de) 1989-12-20

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