WELDING STRUCTURE AND WELDING METHOD - MITSUBISHI HEAVY IND LTD

Title:

WELDING STRUCTURE AND WELDING METHOD

Document Type and Number:

WIPO Patent Application WO/2012/127900

Kind Code:

A1

Abstract:

In this welding structure (30A), a welding layer (60A) is configured from: a first built-up layer (33) that comprises a carbon steel or a low-alloy steel having less carbon than low-alloy steel and that is layered on a parent material (31); a second built-up layer (34) that comprises nickel alloy 600 and that is layered on the first built-up layer (33); and a third built-up layer (35) that comprises nickel alloy 690 and that is layered on the second built-up layer (34).

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Inventors:

KAWASAKI KENJI (JP)
TOYODA MASAHIKO (JP)
KANASAKI HIROSHI (JP)
INOUE TOMOYUKI (JP)
HIRO TAKAFUMI (JP)
KAWAGUCHI SEIICHI (JP)
KITAMURA KOSUKE (JP)
OTA TOMOHISA (JP)
NAKAJIMA NOBUTAKA (JP)

Application Number:

PCT/JP2012/051791

Publication Date:

September 27, 2012

Filing Date:

January 27, 2012

Export Citation:

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Assignee:

MITSUBISHI HEAVY IND LTD (JP)
KAWASAKI KENJI (JP)
TOYODA MASAHIKO (JP)
KANASAKI HIROSHI (JP)
INOUE TOMOYUKI (JP)
HIRO TAKAFUMI (JP)
KAWAGUCHI SEIICHI (JP)
KITAMURA KOSUKE (JP)
OTA TOMOHISA (JP)
NAKAJIMA NOBUTAKA (JP)

International Classes:

B23K9/23; B23K9/00; B23K9/04; B23K31/00; B23K103/18

Foreign References:

JPS58128277A	1983-07-30
JP2008212945A	2008-09-18
JPH09216055A	1997-08-19
JPS5367649A	1978-06-16
JPS5090548A	1975-07-19
JPS62275511A	1987-11-30
JP2011020134A	2011-02-03
JP2008212945A	2008-09-18

Other References: