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1)  ductile fracture
延展断裂
2)  fracture ductility
断裂延展性
3)  tear propagation
扯裂延展
4)  crack advance
裂纹延展
5)  delayed fracture
延迟断裂
1.
A Study on Delayed Fracture Resistance of Low Carbon Nb-V Microalloying High Strength Cold Heading Boron Steel
低碳Nb-V微合金化高强度冷镦硼钢耐延迟断裂性的研究
2.
In order to analyze and investigate the effect of heat treatment on delayed fracture resistance of 30MnSi PC steel bars FIP test was adopted.
对30MnSi PC钢棒进行了淬火回火处理,分析探讨了热处理工艺对高强度钢耐延迟断裂性能的影响。
3.
The features and mechanism of fracture of steel bar for prestressed concrete(PC bars) are described,and the material defects which induced the delayed fracture in the PC bars are analyzed in the paper.
介绍了PC钢棒延迟断裂的特征及机理,分析了诱发PC钢棒延迟断裂的材料缺陷。
6)  ductile fracture
延性断裂
1.
It introduces two methods to analyze ductile fracture of pipeline,namely,Battele hyperbola method and HLP method,and makes comparison of calculations results and actual measured value of burst test with the above mentioned two methods.
介绍了管道延性断裂的两种分析方法——Battele双曲线法和HLP法,并将两种方法的测算结果和爆破试验的实测值进行了比较。
2.
Japan,and also conducts simulation calculation to ductile fracture spreading of grade X80 gas transmission pipeline according to alternative design scheme of China second west to east gas pipeline project.
重点介绍了日本新日铁X80级UOE钢管的生产工艺和力学性能,并根据中国西气东输二线工程备选设计方案采用日本HLP提供的模拟方法对X80级输气管道延性断裂扩展行为进行了模拟计算。
3.
The experimental data was analyzed based on the Cockcroft & Latham ductile fracture criterion to give a calculational damage parameter of 30.
根据Cockcroft&Latham延性断裂准则,计算得到了20SiMn钢的延性断裂破坏因子为30。
补充资料:沥青延展度
分子式:
CAS号:

性质:沥青,特别是道路用沥青的重要指标之一。将规定尺寸的石油沥青试样加入标准化的延展计内,在25℃温度下以(5±0.5)cm/min的速度拉伸至断裂时伸长的距离(cm)。延(展)度越高,所铺道路的耐用性越好。

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