DE59901435D1 - Process for straightening profile steel - Google Patents

Process for straightening profile steel

Info

Publication number
DE59901435D1
DE59901435D1 DE59901435T DE59901435T DE59901435D1 DE 59901435 D1 DE59901435 D1 DE 59901435D1 DE 59901435 T DE59901435 T DE 59901435T DE 59901435 T DE59901435 T DE 59901435T DE 59901435 D1 DE59901435 D1 DE 59901435D1
Authority
DE
Germany
Prior art keywords
profile steel
straightening
straightening profile
steel
straightened
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 - Lifetime
Application number
DE59901435T
Other languages
German (de)
Inventor
Dr-Ing Hartung
Dipl-Ing Kuemmel
Bruno Boehmer
Dipl-Ing Roloff
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.)
SMS Siemag AG
Original Assignee
SMS Demag AG
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 SMS Demag AG filed Critical SMS Demag AG
Application granted granted Critical
Publication of DE59901435D1 publication Critical patent/DE59901435D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

A steel profile, which at least during straightening has a largely homogeneous temperature distribution over its cross section, is straightened at a temperature within the structural transformation range from Ar1 to Ar3 of the steel.
DE59901435T 1998-06-27 1999-06-11 Process for straightening profile steel Expired - Lifetime DE59901435D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19828785A DE19828785C2 (en) 1998-06-27 1998-06-27 Process for straightening rolled section steel

Publications (1)

Publication Number Publication Date
DE59901435D1 true DE59901435D1 (en) 2002-06-20

Family

ID=7872266

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19828785A Expired - Fee Related DE19828785C2 (en) 1998-06-27 1998-06-27 Process for straightening rolled section steel
DE59901435T Expired - Lifetime DE59901435D1 (en) 1998-06-27 1999-06-11 Process for straightening profile steel

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19828785A Expired - Fee Related DE19828785C2 (en) 1998-06-27 1998-06-27 Process for straightening rolled section steel

Country Status (7)

Country Link
EP (1) EP0967026B1 (en)
JP (1) JP4580046B2 (en)
KR (1) KR20000006500A (en)
AT (1) ATE217553T1 (en)
BR (1) BR9902255A (en)
DE (2) DE19828785C2 (en)
TW (1) TW404858B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103537512B (en) * 2013-10-11 2015-04-22 南阳汉冶特钢有限公司 Method for using normalizing line temperature-waiting straightening for remedying buckling steel plate with thickness smaller than 30mm
JP7184022B2 (en) 2019-11-18 2022-12-06 トヨタ自動車株式会社 Method for manufacturing steel plate member

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262140A1 (en) * 1972-12-19 1974-06-20 Lasalle Steel Co Deforming steels - without reducing their strength
JPS5050262A (en) * 1973-09-04 1975-05-06
JPS56152928A (en) * 1980-04-25 1981-11-26 Nippon Steel Corp Residual stress relieving device of h-beam
JPS611420A (en) * 1984-06-12 1986-01-07 Kobe Steel Ltd Forced cooling method of hot-rolled thick steel plate and its device
JPS6174729A (en) * 1984-09-18 1986-04-17 Kawasaki Steel Corp Flat bar production equipment
JPS62235424A (en) * 1986-04-02 1987-10-15 Kawasaki Steel Corp Method and apparatus row for on line shape controlling of shape steel
EP0362122B1 (en) * 1988-09-27 1993-03-31 MANNESMANN Aktiengesellschaft Method of heat-straightening steel tubes
JPH08300040A (en) * 1995-04-28 1996-11-19 Nkk Corp Straightening method of thick steel plate
EP0807692A1 (en) * 1996-05-15 1997-11-19 Sms Schloemann-Siemag Aktiengesellschaft Method of cooling structural steel beams

Also Published As

Publication number Publication date
EP0967026A3 (en) 2000-07-05
TW404858B (en) 2000-09-11
JP2000024715A (en) 2000-01-25
DE19828785C2 (en) 2000-08-03
JP4580046B2 (en) 2010-11-10
DE19828785A1 (en) 1999-12-30
BR9902255A (en) 2000-01-25
EP0967026A2 (en) 1999-12-29
EP0967026B1 (en) 2002-05-15
KR20000006500A (en) 2000-01-25
ATE217553T1 (en) 2002-06-15

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: SMS SIEMAG AKTIENGESELLSCHAFT, 40237 DUESSELDO, DE