An automatic compliance crack length measurement system for fatigue crack propagation test was used in the experiments.
研究中应用了一种柔度法疲劳裂纹自动测量系统进行裂纹长度测量。
On the basis of this, an automatic measurement technique of fatigue crack length in fatigue crack growth rate test under corrosive circumstance is established.
在此基础上，建立了腐蚀环境下疲劳裂纹扩展速率试验中裂纹长度的自动检测技术。
Plenty of oxidation etching pits are found on the surface of the specimen after the thermal fatigue test, and the surface principal crack is prone to propagate through these etching pits.
实验结果发现，试样表面出现大量的氧化腐蚀坑，表面主裂纹优先通过这些腐蚀坑扩展。
Some in-site vibrating test and metal fracture analysis have been done to reveal that the crack of the U-shaped bolts is fatigue failure and some reference for designer is put forward.
结合桥梁—人行道系统的现场振动测试和螺栓试样断口分析结果，指出既有桥上发生的U型螺栓破断属于疲劳破坏，并提出了改进意见。
Effect of experimental parameters on small fatigue crack growth threshold test in 9310 steel was investigated.
针对9310钢研究了试验参数对疲劳小裂纹门槛值测试结果的影响。
Through fatigue test and theoretic analysis of structure, principle of destruction is educed about crack due to structure fatigue to mental structure of portal crane.
通过结构疲劳实验和理论分析，得出了结构疲劳裂纹对门机金属结构的破坏原理。
The studies were carried out of the test of fatigue crack growth rate and relative to the microscopic morphology of fracture surface in certain high-strength steels.
本文用宏观和微观方法测量了几种高强度钢的疲劳裂纹扩展速率，用金相和断口复型法观察了疲劳断口的微观形态以及与显微组织的关系。
The thermal fatigue test was performed on 316 SS to understand the crack propagation behavior underthe cycling temperature environment.
从实用出发对316不锈钢管材进行了热循环下的裂纹扩展试验。
The test research results on fatigue behaviour of inclined section of crack-permitted partially prestressed concrete beams are briefly described in this paper.
本文概要地介绍了允许出现裂缝的部分预应力混凝土梁斜截面疲劳性能的试验研究结果。
The test research results on fatigue behaviour of inclined section of crack-permitted partially prestressed concrete beams are briefly described in this paper.
本文概要地介绍了允许出现裂缝的部分预应力混凝土梁斜截面疲劳性能的试验研究结果。
应用推荐