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Experimental Research on Strain Distribution Characteristics of Thin-walled Rectangular Tube in Rotary-draw Bending Shan TIAN a, Yuli LIU b, Gangyao ZHAOc , He YANGd College of Materials Science and Engineering, Northwestern Polytechnical University, P.O.Box 542, Xi'an, Shanxi, 710072, P.R.China a tianshanred@163.com, b lyl@nwpu.edu.cn,czhaogy_210@126.com, d yanghe@nwpu.edu.cn Keywords: Thin-walled Rectangular Tube, Rotary-draw Bending, Strain Characteristics, Experiment.
Acknowledgments The authors would like to express their appreciation for the financial support of the National Natural Science Foundation of China (No.50575184 and 50975235), NPU Foundation for Fundamental Research (No.200809), State Key Laboratory of Materials Processing and Die & Mould Technology, Huazhong University of Science and Technology (No. 08-3), and the Key Foundation of Undergraduate Student Graduation Project of NPU (2009).
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