검색 상세

Prediction of wire drawing process with stress state dependent damage model

목차

1. Introduction 4
2. Materials and Experiments 7
2.1. Uniaxial tension test 7
2.2. Pure shear test 9
2.3. Uniaxial compression test 11
2.4. Wire drawing 12
3. Finite element method 13
3.1. Simulation model for each specimen test 13
3.2. SAMP-GISSMO damage model with Hosford-Coulomb failure criterion 15
3.3. Simulation model for wire drawing process 19
4. Results and discussions 20
4.1. Force-displacement curves of each specimen tests 20
4.2. Finite element analysis 23
4.2.1. Numerical calibration of SAMP-GISSMO damage model 23
4.2.2. Effects of stress triaxiality curve on the drawing simulation 26
4.2.3. Effects of drawing process parameters 30
4.2.4. Safe zone diagram of the ZX101 35
5. Conclusions 36
6. References 39

more