共搜索到9108条信息，每页显示10条信息，共911页。用时：0小时0分0秒475毫秒
that there is independent between those cracks and adiabatic shearing, and more in-depth studies are required. In addition, it is recognized that the shear stress field in the specimen during.... [13] LIU X Q, TAN C W, ZHANG J, HU Y G, MA H L, WANG F C, CAI H N. Influence of microstructure and strain rate on adiabatic shearing behavior in Ti-6Al-4V alloys [J]. Mater Sci Eng A, 2009, 501......
, 2002, 12(3): 401-408. YANG Yang, CHENG Xin-lin. Current status and trends in researches on adiabatic shearing[J]. The Chinese Journal of Nonferrous Metals, 2002, 12(3): 401-408. [8] CHEN G, REN C, QIN X... W, SUN X, XU J. The microstructure characterization of adiabatic shearing band in Ti-17 alloy at high strain rates and elevated temperatures[J]. Materials Science and Engineering A, 2016, 677: 325-331......
Multi-powder dam concrete with high performance and low adiabatic temperature rise LI Xin-yu(李新宇)1, CHEN Wen-yao(陈文耀)2, CHEN Wei-min(陈炜旻)1 1. Hydrochina Huadong Engineering Corporartion... unit water consumption and cement is used in multi-powder concrete, and under premise of equal mechanical performance, deformation, thermal performance and durability, the adiabatic temperature rise......
......
phase of an aluminum alloy solidified using low superheat pouring with a shearing field (LSPSF) machine was investigated by numerical simulation. The growth and motion of a dendrite during... superheat pouring with shearing field (LSPSF); aluminum alloy; phase field method; lattice Boltzmann method 1 Introduction Semisolid forming is a way for near net forming of wrought alloys due......
A method for calculating damage evolution in adiabatic shear band of titanium alloy WANG Xue-bin(王学滨) College of Mechanics and Engineering, Liaoning Technical University, Fuxin 123000, China...; Abstract: A method for calculating the evolution of the local damage variable at the adiabatic shear band (ASB) center was proposed. In the present method, the JOHNSON-COOK......
Trans. Nonferrous Met. Soc. China 31(2021) 565-575 Effect of casting speed on floating grains and macrosegregation of direct-chill cast 2024 alloy with intensive melt shearing Xu-dong LIU1,2, Qing... the influence of intensive melt shearing to explore the effect of casting speed and intensive melt shearing on the floating grains and negative centerline segregation. The results indicate......
......
Effects of constitutive parameters on adiabatic shear localization for ductile metal based on JOHNSON-COOK and gradient plasticity models WANG Xue-bin(王学滨) Department of Mechanics... microstructural effect beyond the occurrence of shear strain localization, the distributions of local plastic shear strain and deformation in adiabatic shear band(ASB) were analyzed. The peak local......
; China) Abstract: The thermodynamic data of CaB6 were estimated. The adiabatic temperature was calculated. The SHS process was suggested to product CaB6, in which B203 and Cao were taken as raw...: adiabatic temperature; CaB6; SHS 稿土,碱土金属的六硼化物是一类很重要的物质,它们具有熔点高,强度高和化学稳定性高的特点,其中许多还具有一些特殊的性能,如电子逸出功低,挥发性小,抗中毒能力强,耐离子轰击能力强,发射能力强以及中子吸收截面大等,这些优异的性能决定了其有广泛的应用前景.许多国家相继开展了对该类材料的研刭r3......
