Title:
A manufacturing method of a steel profile
Document Type and Number:
Japanese Patent JP6178307
Kind Code:
B2
Abstract:
The invention relates to the field of steel processing and steel production, in particular the production of steel profiles. The invention relates to a method for manufacturing a steel profile, the method comprising the steps of: providing a workpiece (2, 44, 52), in particular a steel blank, preferably a steel strip blank, forming a weakened point (10) in the region of a planned bend in the workpiece (2, 44, 52) and bending the workpiece (2, 44, 52) to produce a bend in the workpiece (2, 44, 52). After bending, the weakened point (10) is reinforced by welding.
Inventors:
Ahim Wunsch
Application Number:
JP2014508840A
Publication Date:
August 09, 2017
Filing Date:
May 04, 2012
Export Citation:
Assignee:
ORIGAMI STEEL CORPORATION
International Classes:
B21D11/08; B21D5/01; B23K26/364
Domestic Patent References:
| JP57072728A | ||||
| JP2008137105A | ||||
| JP10015619A | ||||
| JP7100528A | ||||
| JP10137854A | ||||
| JP2004162457A |
Attorney, Agent or Firm:
Takuji Yamada
Mitsuo Tanaka
Hiroshi Okabe
Mitsuo Tanaka
Hiroshi Okabe