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Effect of internal pressure distribution on thickness uniformity of hydroforming Y-shaped tubePENG Jun-yang1, ZHANG Wen-da1, LIU Gang1, ZHU Shi-qiang2, YUAN Shi-jian1(1. National Key Laboratory of Precision Hot Processing of Metals, Harbin Institute of Technology, Harbin 150001, China; 2. Capital Aerospace Machinery Company, Beijing 100076, China)Abstract:The hydroforming of an integral thin......
Hydroforming of AZ61A tubular component with various cross sections TANG Ze-jun(汤泽军), HE Zhu-bin(何祝斌), LIU Gang(刘 钢) YUAN Shi-jian(苑世剑), HU Lan(胡 蓝) School of Materials Science... derived by uni-axial tension tests at various temperatures. Warm hydroforming of an AZ61A tubular part for passenger car was then numerically and experimentally investigated. The complete processes......
J. Cent. South Univ. Technol. (2011) 18: 1813-1818 DOI: 10.1007/s11771-011-0907-z Characteristics of thickness distribution of tailor-welded tube hydroforming CHU Guan-nan(初冠南)1, 2, LIU Gang(刘钢)3... Berlin Heidelberg 2011 Abstract: Both experimental and mechanical analyses were carried out to investigate the characteristics of thickness distribution for tailor-welded tube (TWT) hydroforming......
Experimental investigation of friction coefficient in tube hydroforming Hyae Kyung YI 1, Hong Sup YIM 1, Gun Yeop LEE 1, Sung Mun LEE 1, Gi Suk CHUNG 2, Young-Hoon MOON 1 1. Engineering Research... Received 21 April 2010; accepted 10 September 2010 Abstract: The friction coefficient between tube and die in guide zone of tube hydroforming was obtained. In hydroforming, the tube is expanded......
Wrinkling behavior of magnesium alloy tube in warm hydroforming TANG Ze-jun(汤泽军), LIU Gang(刘 钢), HE Zhu-bin(何祝斌), YUAN Shi-jian(苑世剑) School of Materials Science and Engineering, Harbin Institute...; Abstract: In tube hydroforming with axial feeding, under the effect of coupled internal pressure and axial stress, wrinkles often......
RESEARCH ON HYDROFORMING TUBULAR PART WITH LARGE PERIMETER DIFFERENCE X.S. Wang1,S.J. Yuan1,Y.X. Yao2,X.R. Huang1,Z.R. Wang1 (1.School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China;2.School of Mechatronics Engineering, Harbin Institute of Technology, Harbin 150001, China) Abstract:The tube hydroforming process for manufacturing the tubular part......
Warm hydroforming of magnesium alloy tube with large expansion ratio LIU Gang(刘 钢), TANG Ze-jun(汤泽军), HE Zhu-bin(何祝斌), YUAN Shi-jian(苑世剑) School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China Received 23 October 2009; accepted 23 August 2010 Abstract: Process of warm tube hydroforming was experimentally investigated for forming an AZ31B magnesium......
J. Cent. South Univ. Technol. (2009) 16: 0887-0891 DOI: 10.1007/s11771-009-0147-7 Deformation and defects in hydroforming of 5A06 aluminum alloy dome with controllable radial pressure XU Yong...; Abstract: A new process of hydroforming with controllable radial pressure was proposed to overcome difficulties in the forming......
Determination and application of stress-based forming limit diagram in aluminum tube hydroforming ZHOU Lin (周林), XUE Ke-min (薛克敏), LI Ping (李萍) School of Materials Science and Engineering, Hefei... in tube hydroforming. The results indicate that the fracture often occurs in the transition region between corner and straight side of the tube, and the limit forming pressure is 46.4 MPa......