Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
METHOD OF MANUFACTURING STEEL MATERIAL FOR UNDERGROUND CONTINUOUS WALL
Document Type and Number:
WIPO Patent Application WO/2010/092746
Kind Code:
A1
Abstract:
A method of manufacturing a steel material for an underground continuous wall is provided with: a facing step for causing a web section of a steel sheet pile and a flange section of H-shaped steel to face each other; a first fixing step for fixing the steel sheet pile and the H-shaped steel together at a first fixing position; a bend correcting step for correcting both a bend of the steel sheet pile in the width direction thereof and a bend of the H-shaped steel in the width direction thereof by deforming the steel sheet pile and the H-shaped steel; a second fixing step for fixing the steel sheet pile and the H-shaped steel together at a second fixing position separated away from the first fixing position in the longitudinal direction of the steel sheet pile; and a welding step for welding steel sheet pile and the H-shaped steel together in the longitudinal direction of the steel sheet pile.

Inventors:
TERASAKI SHIGEKI (JP)
TESHIMA KEI (JP)
HARATA NORIYOSHI (JP)
NAGATSU RYOHSUKE (JP)
Application Number:
JP2010/000273
Publication Date:
August 19, 2010
Filing Date:
January 19, 2010
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIPPON STEEL CORP (JP)
TERASAKI SHIGEKI (JP)
TESHIMA KEI (JP)
HARATA NORIYOSHI (JP)
NAGATSU RYOHSUKE (JP)
International Classes:
E02D5/04; B23K9/00; B23K31/00; E02B3/10
Foreign References:
JP2002212943A2002-07-31
JP2007054838A2007-03-08
JPS58132659U1983-09-07
JPH04149311A1992-05-22
JPH0584490U1993-11-16
Attorney, Agent or Firm:
SHIGA, Masatake et al. (JP)
Masatake Shiga (JP)
Download PDF: