WELDING METHOD AND WELDING JOINT OF HIGH-CHROME STEEL

PROBLEM TO BE SOLVED: To relax stress generated on a heat-affected zone.SOLUTION: An excess welded part 5 is formed by groove-welding between base materials 2, 3 of high-chrome steel, and an expansion part 6 is formed by expanding the excess welded part 5 to both base materials 2, 3 sides and buildi...

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Bibliographic Details
Main Authors YAGUCHI MASATSUGU, FUKUTOMI HIROYUKI, SAKAI TAKAYUKI
Format Patent
LanguageEnglish
Published 10.09.2012
Subjects
CLADDING OR PLATING BY SOLDERING OR WELDING
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
SOLDERING OR UNSOLDERING
TRANSPORTING
WELDING
WORKING BY LASER BEAM
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Summary:PROBLEM TO BE SOLVED: To relax stress generated on a heat-affected zone.SOLUTION: An excess welded part 5 is formed by groove-welding between base materials 2, 3 of high-chrome steel, and an expansion part 6 is formed by expanding the excess welded part 5 to both base materials 2, 3 sides and building a bead so as to cover the heat-affected zones 2a, 3a formed by groove-welding, and their peripheries.
Bibliography:Application Number: JP20110033383