高温疲劳 meaning in Chinese
fatigue at high temperature
high temperature fatigue
Examples
- There exists pronounced difference in the fatigue fracture at room temperature and 400
常温疲劳断口和高温疲劳断口有着较大差别。 - ( 1 ) the data of fatigue crack growth rates at high temperature for four materials are gained . the laws of fatigue crack growth with temperature are researched
( 1 )首次获得了四种材料较为完整的高温疲劳裂纹扩展数据,探索了这些材料随温度变化的疲劳裂纹扩展规律。 - The result of research enriches the trial method , get the fatigue crack growth laws of four kinds of pressure vessel materials at high temperature . provide a kind of numeric method
本文的研究结果,丰富了试验方法;得到四种压力容器材料的高温疲劳裂纹扩展规律;对疲劳裂纹扩展路径判定提供一种计算机方法。 - Powder metallurgy ( pm ) superalloys has the advantage of homogeneous organization , superfine grain , high yield strength and high elevated temperature fatigue strength , so it becomes the first choice material for the new turbine disks
而粉末高温合金材料具有组织均匀、晶粒细小、屈服强度高、高温疲劳性能好等优点,已成为新型涡轮盘的首选材料。 - We conduct fatigue crack growth experiment with four kinds of materials through the method , and get complete date of four kinds of materials " fatigue crack growth at first time . and also gain the laws of these four kinds of materials " at between 25 and 550 separately , that is the coefficient and exponent of paris ' s formula . meanwhile finding out the laws of fatigue crack growth of these four kinds of materials with the temperature changing
采用上述试验方法对四种材料高温疲劳裂纹扩展行为进行试验研究,首次获得了16mnr 、 21 / 4cr1mo 、 21 / 4cr1mov和316l四种材料较为完整的高温疲劳裂纹扩展数据,并得到四种材料在25 550温度条件下的疲劳裂纹扩展规律表达式(即所对应的paris公式的系数和指数) ,找到了这些材料随温度变化的疲劳裂纹扩展规律。