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JP2007229752A

JP2007229752A - Overlap laser welding method - Google

PROBLEM TO BE SOLVED To prevent solidification cracking in overlap laser welding.SOLUTION In the laser welding method where a plurality of steel materials in which at least one is made of high tensile strength steel are overlapped,as laser light is emitted to the vicinities of the edge parts of the overlapped sheet materials from the overlapped direction in such a manner that melting is JP2007229752A - Overlap laser welding method - GooglePROBLEM TO BE SOLVED To prevent solidification cracking in overlap laser welding.SOLUTION In the laser welding method where a plurality of steel materials in which at least one is made of high tensile strength steel are overlapped,as laser light is emitted to the vicinities of the edge parts of the overlapped sheet materials from the overlapped direction in such a manner that melting is JP2007229752A - Overlap laser welding method - GooglePROBLEM TO BE SOLVED To prevent solidification cracking in overlap laser welding.SOLUTION In the laser welding method where a plurality of steel materials in which at least one is made of high tensile strength steel are overlapped,as laser light is emitted to the vicinities of the edge parts of the overlapped sheet materials from the overlapped direction in such a manner that melting is

JP2007229752A - - Google Patents

JP2007229752A JP2006053136A JP2006053136A JP2007229752A JP 2007229752 A JP2007229752 A JP 2007229752A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2007229752 A JP2007229752 A JP 2007229752A Authority JP Japan Prior art keywords plate portion overlapped mm welding method Prior art date 2006-02-28Cited by 9Publish Year 2006Author Yoshihiro Fujikawa,Hiroshige Inoue,Makoto Iwase,Yasunobu Miyazaki,Shiro Nakano,Kenji Saida, 123NextJP2007229752A - - Google PatentsJP2007229752A JP2006053136A JP2006053136A JP2007229752A JP 2007229752 A JP2007229752 A JP 2007229752A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2007229752 A JP2007229752 A JP 2007229752A Authority JP Japan Prior art keywords plate portion overlapped mm welding method Prior art date 2006-02-2812NextJP2007229752A - - Google PatentsJP2007229752A JP2006053136A JP2006053136A JP2007229752A JP 2007229752 A JP2007229752 A JP 2007229752A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2006053136 A JP2006053136 A JP 2006053136A JP 2007229752 A JP2007229752 A JP 2007229752A Authority JP Japan Prior art keywords plate portion overlapped mm welding method Prior art date 2006-02-28

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