1) low-temperature brittleness
冷脆破坏
1.
This paper investigated the low-temperature brittleness of SA299 steel based on the concept of characteristic transition temperature of brittleness T_c~*which has been recommended as a new parameter reflecting the sensitivi- ty to cleavage fracture.
某锅炉厂生产的锅炉汽包,在冬季制造过程中发生破裂,汽包材料为 SA299钢,对断口的初步分析发现为脆性解理断口,据此认为是冷脆破坏。
2) 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。
3) 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。
4) 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。
5) destruction of brittleness and plasticity
脆塑性破坏
6) brittle shear failure
脆性剪切破坏
补充资料：冷脆
coldshortness：某些金属材料在低于其再结晶温度的温度下其延性和韧度明显的低的现象。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条