Effects of repeating load waves on fatigue life of spot-welded joints for thin steel sheet — comparison of mild steel and high strength steel

JSAE Review ◽  
1995 ◽  
Vol 16 (3) ◽  
pp. 308
Author(s):  
H Abe
2016 ◽  
Vol 30 (8) ◽  
pp. 602-613 ◽  
Author(s):  
Teruki Sadasue ◽  
Satoshi Igi ◽  
Koichi Taniguchi ◽  
Rinsei Ikeda ◽  
Kenji Oi

2014 ◽  
Author(s):  
Seiji Furusako ◽  
Kodama Shinji ◽  
Yasunobu Miyazaki ◽  
Tetsuro Nose ◽  
Yoshiaki Akiniwa

2014 ◽  
Vol 32 (2) ◽  
pp. 64-72 ◽  
Author(s):  
Teruki SADASUE ◽  
Satoshi IGI ◽  
Koichi TANIGUCHI ◽  
Rinsei IKEDA ◽  
Kenji OI

2018 ◽  
Vol 157 ◽  
pp. 05013 ◽  
Author(s):  
Peter Kopas ◽  
Milan Sága ◽  
František Nový ◽  
Bohuš Leitner

The article presents the results of research on low cycle fatigue strength of laser welded joints vs. non-welded material of high-strength steel DOMEX 700 MC. The tests were performed under load controlled using the total strain amplitude ɛac. The operating principle of the special electro-mechanic fatigue testing equipment with a suitable clamping system was working on 35 Hz frequency. Fatigue life analysis was conducted based on the Manson-Coffin-Basquin equation, which made it possible to determine fatigue parameters. Studies have shown differences in the fatigue life of original specimens and laser welded joints analysed, where laser welded joints showed lower fatigue resistance. In this article a numerical analysis of stresses generated in bending fatigue specimens has been performed employing the commercially available FEM-program ADINA.


1977 ◽  
Vol 1977 (142) ◽  
pp. 236-244
Author(s):  
Kinichi Nagai ◽  
Mitsumasa Iwata ◽  
Kenhichiro Kurihara ◽  
Junkichi Yagi ◽  
Yasumitsu Tomita

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