impact fatigue

The impact fatigue property of cemented carbide was studied by impact bending test in this paper.

采用冲击弯曲试验研究了硬质合金的冲击疲劳性能.

Deflection behaviors of crack growth under impact fatigue loading

冲击疲劳裂纹扩展的偏折现象

Internal Pressure Measurement for Thick Wall Cylinder In Impact Fatigue Test

带内裂纹厚壁圆筒管冲击疲劳实验中内压测定技术

The effect of rare earth on impact fatigue property of cast semi steel was studied.

研究了稀土元素对半钢冲击疲劳性能的影响.

The experimental results show that by combining rare earth modification with heat treatment the eutectic carbide network changes into carbide piece and precipitation of granular carbide are accelerated as a result deferring crack forming time and reduce crack propagation speed and increase the impact fatigue resistance effectively.

结果表明：稀土与热处理复合作用，可加速网状共晶碳化物向孤立块状的转变，促进粒状碳化物的析出，有效地推迟裂纹产生的时间，降低裂纹扩展速率，提高其冲击疲劳抗力。

The reason the increase the impact fatigue at normalizing and low temperature tempering was discussed.

分析了多冲疲劳裂纹扩展的行为,讨论了正火低温回火提高冲击疲劳的原因.

Micro cyclic deformation of low carbon steel during impact fatigue

低碳钢在冲击疲劳过程中的微观形变

The results show that hot-forged cast dies take thermal wear, plastic deformation, thermal fatigue, impact fatigue fracture and brittle fracture as predominant failure patterns.

结果表明，精铸热锻模的主要失效形式为热磨损、塑性变形、热疲劳裂纹、冲击疲劳破断和脆性断裂。