机译:低碳碳钢的散裂损伤:峰值应力,应变率和脉冲持续时间的影响
College of Physical Science and Technology, Sichuan University, Chengdu, Sichuan 610064, PR China ,Key Laboratory of Advanced Technologies of Materials, Ministry of Education, Southwest Jiaotong University, Chengdu, Sichuan 610031, PR China ,The Peac Institute of Multiscale Sciences, Chengdu, Sichuan 610031, PR China;
The Peac Institute of Multiscale Sciences, Chengdu, Sichuan 610031, PR China ,CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modem Mechanics, University of Science and Technology of China, Hefei, Anhui 230027, PR China;
The Peac Institute of Multiscale Sciences, Chengdu, Sichuan 610031, PR China ,CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modem Mechanics, University of Science and Technology of China, Hefei, Anhui 230027, PR China;
CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modem Mechanics, University of Science and Technology of China, Hefei, Anhui 230027, PR China;
Key Laboratory of Advanced Technologies of Materials, Ministry of Education, Southwest Jiaotong University, Chengdu, Sichuan 610031, PR China;
College of Physical Science and Technology, Sichuan University, Chengdu, Sichuan 610064, PR China;
The Peac Institute of Multiscale Sciences, Chengdu, Sichuan 610031, PR China ,CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modem Mechanics, University of Science and Technology of China, Hefei, Anhui 230027, PR China;
Peak stress; Pulse duration; Strain rate; Mild carbon steel; Spallation; Microstructure;
机译:冲击预压缩应力和拉伸应变率对低碳钢剥落行为的影响
机译:低碳碳钢的剥落强度:拉应力历史和冲击诱发的显微组织的影响
机译:轻度碳钢的泡力强度:拉伸应力历史和冲击诱导的微观结构的影响
机译:高应变率超低碳低碳钢的压缩流动应力
机译:循环速率下低碳钢应变速率影响的实验和数值研究。
机译:通过添加少量的离散碳来增强应变强化宏钢纤维混凝土的损伤感知能力
机译:研究了高温暴露后各种混凝土高温曝光机械性能各种混凝土的机械性能。考虑到高层建筑中垂直元件的抗压强度要求,测试了35,80,100和150MPa各种设计强度的混凝土试样。特别是,在这项研究中,掺入钢纤维对耐火性的影响。实验结果表明,耐火性取决于设计强度和钢纤维含量。在暴露于100-400°C的温度时,80-100MPa的设计强度为35MPa或高性能混凝土(HPC)的正常强度混凝土(NSC)不会击落。然而,当HPC含有1体积的钢纤维的百分比时,爆炸性剥落发生在300℃。超高性能混凝土(UHPC)的设计强度为150 MPa和1.5 Vol。钢纤维的百分比也显示出300℃的剧烈剥落。本研究中发现的实验结果可以有助于更好地了解在火灾中的HPC和UHPC的行为以及钢纤维对耐火性的作用。
机译:两种低碳钢的应变率和应变率历史效应。