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J. Cent. South Univ. (2016) 23: 765-777 DOI: 10.1007/s11771-016-3122-0 Research on technological parameters of pressure forming with hot granule medium on AA7075 sheet DONG Guo-jiang(董国疆)1, ZHAO... granule medium pressure forming (HGMF) process is a new process in which granule medium replaces the medium in existing flexible-die hot forming process, such as liquids, gases or viscous medium. Hot......
Effect of temperature on vacuum hot bulge forming of BT20 titanium alloy cylindrical workpiece WANG Ming-wei(王明伟)1, 2, ZHANG Li-wen(张立文)1, 2, PEI Ji-bin(裴继斌)1, 2, LI Chen-hui(李辰辉)3, ZHANG Fan... parameters for BT20 titanium alloy cylindrical workpiece manufactured by vacuum hot bulge forming. A two-dimensional nonlinear thermo-mechanical coupled FE model was established. Numerical simulation......
J. Cent. South Univ. (2016) 23: 2845-2857 DOI: 10.1007/s11771-016-3348-x Stress-strain analysis on AA7075 cylindrical parts during hot granule medium pressure forming DONG Guo-jiang(董国疆)1, YANG Zhuo... Rolling, Yanshan University, Qinhuangdao 066004, China Central South University Press and Springer-Verlag Berlin Heidelberg 2016 Abstract: Hot granule medium pressure forming (HGMF) is a technology......
Microstructure evolution model based on deformation mechanism of titanium alloy in hot forming LI Xiao-li(李晓丽), LI Miao-quan(李淼泉) (School of Materials Science and Engineering, Northwestern Polytechnical University, Xian 710072, China) Abstract: The microstructure evolution in hot forming will affect the mechanical properties of the formed product. However, the microstructure is sensitive......
Medium-Mn steels for hot forming application in the automotive industryShuo-shuo Li,Hai-wen LuoSchool of Metallurgical and Ecological Engineering, University of Science and Technology Beijing摘 要... forming of boron-alloyed manganese steels, such as 22MnB5, could produce ultra-high-strength steel parts without springback and with accurate control of dimensions. Moreover, hot-formed medium-Mn steels......
Trans. Nonferrous Met. Soc. China 22(2012) s831-s837 FEA technique of hot plate forming process using cell-typed die with cooling device Jung-Min LEE1, In-Kyu LEE2, Kyung-Hun LEE2, Dae-Soon KIM3.... Industrial Technology Division, Hyundai Heavy Industries, Ulsan 682-792, Korea Received 21 May 2012; accepted 5 November 2012 Abstract: Hot plate forming using a cell-typed die is a process for forming......
Flow characteristics of aluminum coated boron steel in hot press forming Jeong-Hwan JANG, Jae-Ho LEE, Byeong-Don JOO, Young-Hoon MOON School of Mechanical Engineering, Pusan National...; Abstract: The flow characteristics of aluminum coated boron steel in hot press forming were investigated. Furthermore, the effects......
FEM analysis of vacuum hot bulge forming of Hastelloy C-276 thin-walled cylindrical workpieceZHU Zhi(朱智), ZHANG Li-wen(张立文), GU Sen-dong(顾森东) (School of Materials Science and Engineering, Dalian.... The creep constitutive equation set has been integrated with the commercial FE (finite element) solver MSC.Marc via the user defined subroutine, CRPLAW, for the vacuum hot bulge forming process......
alloy forming in semi-solid state [J]. Hot Working Technology, 2009, 38(23): 61-65. (in Chinese) [12] SONG R B, KANG Y L, ZHAO A M. Semi-solid rolling process of steel strips [J]. Journal... Theory and application research development of semi-solid forming in China LUO Shou-jing(罗守靖)1, W. C. KEUNG(姜永正)2, KANG Yong-lin(康永林)3 1. School of Materials Science and Engineering, Harbin......
