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김정민(J. M. Kim),최우남(W. N. Choi),박춘수(C. S. Park),김기원(K. W. Kim) 한국소성가공학회 2012 한국소성가공학회 학술대회 논문집 Vol.2012 No.5
During H beam rolling, the crack is partially generated at the web and flange of H beam. For the crack analysis, it is difficult to analyze defects by mechanical method because of difficult measurement between the material and the product. Therefore in this study, H beam rolling test using the beam blank where the screw bolt is inserted at web and flange is carried out, and metal flow of the screw bolt is verified by macro analysis. Also rolling simulation is performed using the 3D FEM program (DEFORM 3D), and positions are confirmed through the point tracking function of 3D FEM program. By the comparison with results between test and FEM simulation, the respectable similarity of FEM Simulation is identified.