HAT-SHAPED STEEL SHEET PILE AND METHOD FOR PRODUCING STEEL SHEET PILE WALL

WIPO Patent Application WO/2020/045117

A1

This hat-shaped steel sheet pile is provided with: a web extending along the width direction on a first side in the thickness direction in a cross section orthogonal to the lengthwise direction; a pair of flanges extending on both sides in the width direction from both ends of the web in the width direction and toward a second side in the thickness direction; a pair of arms extending along the width direction from the ends of each of the pair of flanges on the second side in the thickness direction and toward both sides in the width direction; and a pair of fitting joints formed on the end sections of each of the pair of arms on the opposite side from each of the pair of flanges. The hat-shaped steel sheet pile has an effective width W of 105 cm or more, and the total length BTTL (cm) of the web, the pair of flanges, and the pair of arms in the cross section and the weight wt (N/cm2) of the hat-shaped steel sheet pile per unit area in a side surface parallel to the lengthwise direction satisfy formula (i) indicated below.

MORIYASU SHUNSUKE (JP)
HARATA NORIYOSHI (JP)
NAKAYAMA HIROAKI (JP)
TAKENO MASAKAZU (JP)
TAENAKA SHINJI (JP)

PCT/JP2019/032113

March 05, 2020

August 16, 2019

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NIPPON STEEL CORP (JP)

E02D5/04

WO2010023929A1	2010-03-04
WO2015159434A1	2015-10-22
WO2015159445A1	2015-10-22

JP2005048394A	2005-02-24
JP2014125772A	2014-07-07
JP2012158910A	2012-08-23
JP2014148798A	2014-08-21
JP2008069631A	2008-03-27
JP2011140867A	2011-07-21
JP2008127771A	2008-06-05
US7018140B1	2006-03-28

KINOSHITA & ASSOCIATES (JP)

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