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- low stress brittle fracture 低应力脆断
- The failure of the driving shaft in a hoister is caused by typical brittle fracture under low stress. 卷扬机传动轴的断裂为典型的低应力脆断事故，主要原因是传动轴的组织疏松、晶粒粗大、。
- Crazing is the invariable precursor of brittle fracture. 出现小裂纹必然是脆性断裂的前兆。
- The fractography showed brittle fracture in high SiC layer and dimple fracture in the matrix of low SiC layer. 第5章研究了多层梯度复合材料的疲劳裂纹扩展行为。 研究表明，当疲劳裂纹从低SIC层向高SIC层扩展时，在相邻两层过渡区会发生裂纹扩展延滞。
- The residual stress in the penstock of hydropower station produced by the welding is one of important factors which cause the brittle fracture of penstock. 水电站引水压力钢管焊接后产生的残余应力，是引起钢管脆性断裂的重要原因之一。
- The stress triaxiality was a major mechanical factor which induced brittle fracture,and the strain concentration controlled the ductile fracture procedure. 应力三轴性是控制高强匹配和低强匹配接头脆性断裂的主要力学因素，而应变集中控制着中强匹配接头的延性蠕变断裂。
- The brittle failure of the foundation bolt for ladle turntable under the static load and low stress happens due to unsuitable between intensity and toughness in this high strength steel. 介绍了钢包回转台地脚螺栓在低应力状态下发生脆性断裂的实例。证实了断裂是由选材不当、错误的热处理和安装方式等使强度与韧性不匹配造成的。
- The cause of brittle fracture on power hacksaw blades-blank were analyzed. 检验分析了机用锯条坯脆断的原因。
- Firstly the initial crack length is calculated according to the stress wave theory: then, the ultimate cracking length caused by blasting is got by the brittle fracture theory of rock. 然后按照岩石的脆断理论计算爆生裂缝的最终扩展长度，对预裂爆破中爆炸作用过程和裂缝的扩展机理进行分析。
- Choice of steel types for the metallic construction and boiler making for brittle fracture hazard prevention. 防止脆性断裂危险用金属结构钢和锅炉制造用钢的类型选择。
- The brittle fracture of steel columns and the damage to column bases were found in Kobe Earthquake. 在阪神地震中还发生了钢柱的脆断和柱脚的破坏。
- The bracket of as-cast ferritic nodular iron breaks due to brittle fracture when it is assembled. 摘要铁素体球铁铸件支架在装配时发生脆性断裂失效。
- Hoststructures are usually ductile shearzones or schistosity zones in brittle fracture zones. 金矿床为少硫化物石英脉型。
- And each other of main cracks and microcracks coalesces through ductile or brittle fracture of the metal ligament. 微裂纹以脆性方式导致界面分离，或以其裂尖区域位错发射的延性方式长大；
- In some structures the cracks arrested in low stress areas served to relieve the restraint condition. 在有些结构中停滞在低应力区的裂纹起着降低约束的作用。
- It was concluded that brittle fracture of the valve body was the result of poor casting quality. 结果表明,该阀体爆裂属脆性断裂,爆裂系截止阀材质、组织及铸造质量差所致。
- The fracture is brittle fracture, and the reason is that material of forming dies takes place the temper br... 引起脆性断裂的原因是成型模产生了回火脆性。
- Under high stress or low stress abrasion working conditions, high Cr white cast iron can be used just after it having been air quenched. 高应力磨料磨损或低应力磨料磨损工况条件下,高铬白口铸铁空淬后不须回火可直接应用。
- Where required, to examine deflections, stiffness requirements, and any special material and design provisions to obviate brittle fracture under adverse conditions. 必要时验算挠度、刚度要求、以及任一特殊材料和设计规定，以预防不利条件下的脆断。
- Low temperature and low stress working conditions in the design of pressure pipes and their application. 压力管道设计中的低温低应力工况及其应用。
