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- Keywords GH4169 superalloy;high temperature;multiaxial low cyclic fatigue;non-proportional loading;life prediction; GH4169合金;高温;多轴低周疲劳;相位差;寿命预测;
- Multiaxial low cyclic fatigue 多轴低周疲劳
- Study of Multiaxial Low - cyclic Fatigue Prediction Methods 多轴低周寿命预测方法研究
- multiaxial low - cyclic fatigue 多轴低周疲劳
- A Damage Function Used for Prediction of Low Cyclic Fatigue Life 一个用于低周疲劳寿命预测的损伤函数
- APPLICATION OF NONLINEAR CONTINUOUS DAMAGE MODEL ON LOW CYCLIC FATIGUE ANALYSIS OF STEAM TURBINE ROTOR 非线性连续损伤模型在汽轮机转子低周疲劳分析中的应用
- HIGH TEMPERATURE LOW CYCLIC FATIGUE BEHAVIOUR OF DIRECTIONALLY SOLIDIFIED Ni-BASE ALLOY DK3 定向凝固合金DK3的高温低周疲劳行为
- Keywords low cyclic fatigue crack;HAZ of welding;weld metal;micro crack;bifurcation; 低周疲劳裂纹;焊接热影响区;焊缝金属;微裂纹;分叉;
- Finally, the future directions in the research of multiaxial low cycle fatigue are suggested. 并建议今后多轴低周疲劳课题的研究方向。
- SEM IN SITU OBSERVATIONS TO THE EFFECTS OF INCLUSIONS ON INITIATION AND PROPAGATION OF THE LOW CYCLIC FATIGUE CRACK IN SUPER STRENGTH STEEL 夹杂物对超高强度钢低周疲劳裂纹萌生及扩展影响的原位观测
- Recent development of multiaxial low cycle fatigue under nonproportional loading is summarized. 综述近年来国内外非比例载荷下多轴低周疲劳研究的进展和现状。
- low cyclic fatigue 低周疲劳
- The test results of nonproportional low cycle fatigue under multiaxial loading of 316L stainless steel are used.The present multiaxial low cycle fatigue life prediction methods are discussed. 摘要利用对316L不锈钢多轴非比例加载低周疲劳的试验结果，对现有的多轴低周疲劳寿命估算方法进行讨论；
- low cyclic fatigue life 低周疲劳寿命
- Eventually, the rehabilitated specimens were retested under low cyclic loading. 加固后的试件进入第二阶段试验，即在低周反复荷载作用下直至破坏。
- The effect of temperature on cyclic fatigue life and fracture mechanism on 2524-T4 aluminum alloy was studied by cyclic fatigue test,SEM and TEM. 采用疲劳实验、SEM及TEM等分析测试手段,研究温度对2524-T4合金疲劳寿命及断裂机制的影响。
- Both the fractures in air and vacuum, in which fatigue striations, steps and dimples are observed and more areas with the dimples exist under lower cyclic stresses. 真空和室温大气环境下的疲劳断口均出现疲劳条纹、台阶和韧窝，且在低循环应力时出现韧窝的区域增多。
- Test results show that the novel connection is of excellent performance under low cyclic loading,and that the construction form meets the anti-seismic design princi... 无论是否配有抗冲切箍筋;弯曲破坏时节点的塑性变形能力和抗震性能均优于发生冲切破坏的节点.
- In this paper, fourteen unbonded partial prestressed concrete rectangular beams with different longitudinal reinforcement ratios were tested under low cyclic loadings. 本文对不同配筋率的14根无粘结部分预应力混凝土梁进行了低周反复荷载试验。
- First, through the tests of four different nodes under low cyclic loading, themechanical process and the failure mechanism of SRC-RC beam frame node isstudied. 首先，通过低周期反复荷载作用下四种不同构造节点形式的SRC柱-RC梁框架节点的试验，研究其受力过程和破坏机理。
