Numerical Analysis of Hot Cracking in Welded Pipe Structure

Masakazu SHIBAHARA*, Takuya IWAMOTO**, Takahiro OSUKI***, Kazuhiro OGAWA***, Hisashi SERIZAWA**** and Hidekazu MURAKAWA**** * Graduate school of engineering, Osaka Prefecture University, 1-1 Gakuen-cho, Naka-ku Sakai 599-8531, Japan ** Graduate student, Osaka Prefecture University, 1-1 Gakuen-cho, Naka-ku Sakai 599-8531, Japan *** Sumitomo Metal Industries, Ltd, 1-2, Huso-cho, Amagasaki 660-0891, Japan **** Joining and Welding Research Institute, Osaka University, 11-1, Mihogaoka, Ibaraki, Osaka 567-0047, Japan