This paper gives a comprehensive failureanalysis on the thermal fatigue crack of engine exhaust manifold and makes an improvement for materials and structures.
对某车型发动机排气歧管的热疲劳断裂问题进行综合失效分析，并从材料、结构方面提出改进意见。
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Based on the failureanalysis of reinforced concrete and the fracture behavior of concrete as a type of quasi-brittle materials, a model of matrix crack with bridging bar is proposed in this paper.
Thanks to the failureanalysis of the hammers made of two different kinds of materials, it is certain that the cleanness of materials plays a great impact on the high-temperature corrosion.