ATE190359T1 - Kaltverformtes und nichtalterndes tiefziehblech aus stahl und herstellungsverfahren - Google Patents

Kaltverformtes und nichtalterndes tiefziehblech aus stahl und herstellungsverfahren

Info

Publication number
ATE190359T1
ATE190359T1 AT91114828T AT91114828T ATE190359T1 AT E190359 T1 ATE190359 T1 AT E190359T1 AT 91114828 T AT91114828 T AT 91114828T AT 91114828 T AT91114828 T AT 91114828T AT E190359 T1 ATE190359 T1 AT E190359T1
Authority
AT
Austria
Prior art keywords
aluminum
sheet
cold
slab
acid sol
Prior art date
Application number
AT91114828T
Other languages
English (en)
Inventor
E Hook Rollin
Original Assignee
Ak 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27104547&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE190359(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/690,142 external-priority patent/US5102472A/en
Priority claimed from US07/720,966 external-priority patent/US5123971A/en
Application filed by Ak Steel Corp filed Critical Ak Steel Corp
Application granted granted Critical
Publication of ATE190359T1 publication Critical patent/ATE190359T1/de

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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling

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 Sheet Steel (AREA)
AT91114828T 1991-04-23 1991-09-03 Kaltverformtes und nichtalterndes tiefziehblech aus stahl und herstellungsverfahren ATE190359T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/690,142 US5102472A (en) 1989-10-02 1991-04-23 Cold reduced non-aging deep drawing steel and method for producing
US07/720,966 US5123971A (en) 1989-10-02 1991-06-25 Cold reduced non-aging deep drawing steel and method for producing

Publications (1)

Publication Number Publication Date
ATE190359T1 true ATE190359T1 (de) 2000-03-15

Family

ID=27104547

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91114828T ATE190359T1 (de) 1991-04-23 1991-09-03 Kaltverformtes und nichtalterndes tiefziehblech aus stahl und herstellungsverfahren

Country Status (4)

Country Link
EP (1) EP0510249B1 (de)
AT (1) ATE190359T1 (de)
DE (1) DE69132028T2 (de)
ES (1) ES2144396T3 (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959029A (en) * 1970-11-21 1976-05-25 Nippon Kokan Kabushiki Kaisha Process of making cold reduced Al-stabilized steel having high drawability
JPS516610B1 (de) * 1971-04-27 1976-03-01
US4145235A (en) * 1972-12-28 1979-03-20 Nippon Steel Corporation Process for producing cold rolled steel sheet and strip having improved cold formabilities
AU505774B2 (en) * 1977-09-09 1979-11-29 Nippon Steel Corporation A method for treating continuously cast steel slabs
DE3271669D1 (en) * 1981-09-18 1986-07-17 Nippon Steel Corp Method for producing a cold rolled steel sheet
JPS58136721A (ja) * 1982-02-09 1983-08-13 Nippon Steel Corp 加工性のすぐれた冷間圧延鋼板の製造方法
US4473411A (en) * 1983-07-20 1984-09-25 Armco Inc. Process of making aluminum killed low manganese deep drawing steel
US4698102A (en) * 1984-07-09 1987-10-06 Nippon Steel Corporation Process for producing, by continuous annealing, soft blackplate for surface treatment

Also Published As

Publication number Publication date
ES2144396T3 (es) 2000-06-16
EP0510249A2 (de) 1992-10-28
DE69132028D1 (de) 2000-04-13
EP0510249A3 (en) 1993-09-08
EP0510249B1 (de) 2000-03-08
DE69132028T2 (de) 2000-09-28

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
RZN Patent revoked