1Development history and trend of forging hydraulic pressZHENG Wen-da, QUAN Xiao-hui, LI Jun-hui2-102Application and development of radial forging technologySONG Tao, ZHAO Sheng-dun, LIU Hong-bao11-163Research status and development trend of large gauge electromagnetic direct drive electro-hydraulic servo-valveLI Lei, ZHAO Sheng-dun, FAN Shu-qin17-244Supervision characteristics for pressure vessel manufacture in petrochemical industryTIAN Wei, LI Qiang, MENG Chun, HU Wei, XIAO Li, JIN Li25-285Development and outlook of free forging hydraulic pressGUO Xiao-feng, CHENG Xian-biao, ZHANG Jian-hua29-326Horizontal forging hydraulic pressPEI Zhi-qiang, XU Yu-jin33-367Horizontal double-action zirconium extrusion production lineJING Yun-hai, QUAN Xiao-hui, ZHENG wen-da, DONG Xiao-juan, GU Rui-jie37-408R&D on fixed-mandrel extrusion process of large-size seamless aluminium tubeZHANG Jun, HAN Bing-tao, LI Zheng-li, HUANG Sheng, HU Yang-hu, TANG Zhao-huan41-469Parameter analysis of extrusion forming process for aluminum-copper clad bimetal tubeSONG Ji-shun, MA Jing-yun, ZHANG Jian-min, LI Shao-guang47-5010Analysis on dangerous points of pre-tightened assembled frame of 800 MN die-forging hydraulic pressGAO Lu, CUI Ming-liang, ZHAO Shi-yan, JIN Miao51-5411Knowledge modeling approach of product development for forged piece and its applicationYU Ren-zhong, YU Xin-hong55-5812Effects of rotational speed of driving roll on microstructure evolution during hot ring rolling of as-cast 42 CrMo steelGUO Liang-gang, PAN Xia, YANG He, LI Yong-tang, GU Rui-jie59-6413Design of installation scheme of C-shaped rack on large-scale die forging hydraulic pressCHEN Jun, DUAN Hong-bing, CHEN Jin, HOU Yi, DAI Hao-qiu65-6814Multi-objective parameters optimization of Y-shaped tube heating hydroformingLIANG Xiao-hui, YU Xin-hong, WANG Xin, SUO Xiao-lin69-7315Effect of process parameters on tensile property of TA7 titanium alloyYAO Ze-kun, SUN Hong-lan, ZHANG Dong-ya, GUO Hong-zhen, WEI Shou-yong, CHE An-da74-7716Calculation for bottom flange of tilting cylinder applied to heavy forging manipulatorFANG Zhi-yuan, LUO Yuan-xin, ZHANG Ying-jie78-8117Design calculation of hydraulic control system of pump drive extrusion pressDONG Xiao-juan, QUAN Xiao-hui, ZHANG Li-bo82-8518Study on hot processing map of GH4049 alloyLI Qing, GUO Hong-zhen, ZHAO Zhang-long, WANG Yan-wei, YAO Ze-kun86-8919Optimization of hydroforming process for titanium alloy square box based on orthogonal testsSUO Xiao-lin, YU Xin-hong, CHEN Liang90-9420Influence of roller parameters on stress and strain of aluminium alloy thin plate in cold rolling processLI Zhi-jun, WANG Shao-peng95-98 