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1)  brittle shear failure
脆性剪切破坏
2)  ductile shear failure
韧性剪切破坏
3)  Shear failure
剪切破坏
1.
Anisotropy of shear strength of layered rocks and determination of shear failure plane;
层状岩体抗剪强度的方向性及剪切破坏面的确定
2.
Research on point safety factor of shear failure geomaterials
岩土材料剪切破坏点安全系数的研究
3.
Based upon shear strain gradient plastic theory of rock deformation localization, it is assumed that the failure pattern of rock in the shear band is shear failure.
假设剪切带内部的岩体为剪切破坏 ,利用剪切应变梯度塑性理论 ,解析得出了考虑围压和孔隙压力的岩石试件应力与应变的关系 ,解析解与众多的实验研究结果比较一致 ,围压效应和孔隙压力效应是局部化所致 ,这一研究结果对于自然灾害的防治有一定的理论和实际意
4)  brittle failure
脆性破坏
1.
The paper recounts the characteristics of beam-to-column connection failures of steel construction from welding quality,scale of plastic hinge and pressure distribution of beam flange and analyzes the causes of brittle failure occurrence.
从焊接质量、塑性铰范围、梁翼缘应力分布3个方面阐述钢结构梁柱节点脆性破坏的形态特征,并分析了钢结构梁柱节点发生脆性破坏的原因,且从节点连接强度和采用3种新型节点两个方面简要阐述了保证节点强度的措施,为钢结构梁柱设计与研究提供参考。
2.
Based on the discussion properties of brittle failure of frozen soil, requirements on dimension of sample for the definition of fracture toughness under linear elastic and plane strain condition are analyzed in this paper.
在讨论冻土脆性破坏特征的基础上,分析了线弹性适用条件及平面应变断裂韧度测试对试样尺寸的要求。
3.
Aiming at brittle failure of hard rock(taking limestone for example),true triaxial and acoustic emission experiments are adopted to study the mechanical characteristics,deformation and failure mechanisms,characteristics of acoustic emission(AE) activities and law of energy release.
针对硬岩的脆性破坏问题,利用真三轴和声发射(AE)试验系统研究了灰岩试样在不同应力路径和应力水平下的力学特征与变形破坏机理、AE活动特征及能量释放规律。
5)  brittle fracture
脆性破坏
1.
3-D stresses in a flat slab with a crack in tension and the effect on brittle fracture;
含缺口受拉平板三维应力场及其对脆性破坏的影响
2.
The following paper introduces the conception of short column,analyzes its damage conformation,points out the part easily formed short column,and discusses its design elements,in order to help designers well do the design of short column,increase the ductility of short column,improve its deformation capacity,and avoid brittle fracture.
介绍了短柱的概念,对短柱的破坏形态进行了分析,提出了易形成短柱的部位,深入地探讨了短柱的设计要点,以帮助设计人员搞好短柱设计,从而提高短柱的延性,改善短柱的变形能力,避免脆性破坏的发生。
6)  fracture failure
脆性破坏
1.
The moment resistance and ductile behavior of these specimens are analyzed, and the sensitivity to fracture failures is assessed.
分析了不同形式节点的承载性能和延性特征,总结了不同节点构造对节点脆性破坏的敏感性。
2.
The fracture failure easily occurred at the traditional steel frame s rigid joints under seismic loading.
在地震荷载作用下,传统钢框架刚性节点因为节点处焊缝应力集中明显而容易产生脆性破坏。
补充资料:冲击脆性试验
分子式:
CAS号:

性质:在一定温度下对固定的试片给予一定的冲击,以观察试片破坏或龟裂等异状的试验,是评价材料抵抗冲击能力或判定材料脆性或韧性的重要试验方法。常见的冲击试验有摆锤式、落球式和高速拉伸冲击试验等。高分子材料的抗冲击性受温度、湿度、冲击速度、几何形状、材料历史以及应力方式等诸多因素的影响。

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