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Title:
PADDING METHOD, AND TURBINE BLADE
Document Type and Number:
Japanese Patent JP2015139819
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a padding method and a turbine blade capable of improving the padding efficiency and suppressing the occurrence of a defect in the weld section.SOLUTION: In a padding method, heat is fed to a mother material surface S, and a flat plate welding wire 4 is fed into a heat feeding area F containing the mother material surface S. The length of the heat feeding area F in a crosswise direction perpendicular to the advancing direction of the head feeding area F is equal to or more than that in the crosswise direction of a welded area A in the mother material surface S.

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Inventors:
TANIGAWA HIDETSUGU
MEGA MASAHIKO
TSUKIMOTO KOJI
NO YUKI
Application Number:
JP2014016033A
Publication Date:
August 03, 2015
Filing Date:
January 30, 2014
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B23K26/342; B23K15/00; B23K26/00; F01D5/12; F01D9/02; F01D25/00; F02C7/00
Domestic Patent References:
JP2007029977A2007-02-08
JP2013128973A2013-07-04
JP2005522342A2005-07-28
JPS63194884A1988-08-12
JP2011156573A2011-08-18
JPH11335000A1999-12-07
JP2011088154A2011-05-06
JPH10277761A1998-10-20
Attorney, Agent or Firm:
Noriharu Fujita
Kunio Ueda



 
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