The fracture failure analysis of SA106C boiler header by cold straightening had been made.
对SA10 6c集箱焊后冷校正断裂失效的原因进行了分析，并对预防断裂提出防范措施。
The results show that the fatigue fracture is the main cause of fracture failure for the connecting rod.
结果表明，连杆属于疲劳断裂，断裂失效主要由折叠裂纹引起。
They are mainly corrosion failure, environment fracture failure, distortion failure and fracture failure.
在众机理中，主要是：腐蚀失效、环境断裂失效、变形失效和断裂失效。
The results show that stress corrosion and corrosion fatigue are the main causes for the fracture failure.
结果表明，断裂失效的原因主要是应力腐蚀和腐蚀疲劳。
The fatigue failure types of the beams were fracture failure, bending tensile failure and shear compression failure.
这批试件的疲劳破坏形式为：折断破坏、弯拉破坏和剪压破坏。
According to the types of die fracture failure, the main cause of die fracture failure is analyzed from many aspects.
根据模具断裂失效类型，从多方面分析其断裂失效的主要原因。
The analysis of fracture failure for anchor bolts were made by means of SEM , optical microscope and chemical analysis.
应用扫描电镜、光学显微镜和化学分析等检测手段，对地角螺栓断裂原因进行了探讨。
Shifting-yoke of a gear-box for a wheeled chariot is investigated to make out the causes of fracture failure in the process of use.
以轮式车辆变速箱换挡拨叉为研究对象，寻找拨叉在使用过程中突然断裂的原因和理论依据。
The deficiency of present belt drives design criteria is pointed out to get a start in sliding failure and fatigue fracture failure.
从防止带传动打滑失效和疲劳断裂失效出发，指出现有带传动设计准则之不足。
The fracture failure analysis of SA106C boiler header by cold straightening had been made. The prevention methods had been put forward.
对SA10 6c集箱焊后冷校正断裂失效的原因进行了分析，并对预防断裂提出防范措施。
The cause of fracture failure was researched. The results show that many uneven carbide belts obviously distribute in the microstructure.
观察显微组织发现，失效模具的显微组织中明显存在不均匀带状分布的碳化物。
Aiming at the fracture failure mode of piping and uncertainty int he assessment process, pressure piping reliability method was put forward.
针对管道的断裂失效模式以及安全评定过程中存在的不确定性，提出了压力管道可靠性安全评定方法。
The paper presents the relationship between fracture parameters and the fibre volume fraction, and probes into its fracture failure mechanism.
本文介绍了断裂参数之间的关系和纤维体积含量，其断裂失效机理的探讨。
When the shear band spacing reaches the critical value, shear cracks occur and continuously extend, finally resulting in the fracture failure.
当间距减小到一定值时产生剪切裂纹并不断扩展，最终导致断裂破坏。
Fracture failure analysis was made on resistance spot welding motor bracket test specimens which were destroyed by the high-frequency vibration.
分析了电阻点焊电动机支架高频振动破坏试样的失效原因。
It was concluded that over heated quenching and improper grinding caused quenching and grinding cracks, leading to fracture failure of translation CAM.
结果表明，淬火过热和磨削加工不当，致使零件中形成了许多淬火裂纹和磨削裂纹，最终导致动凸轮断裂。
The fracture failure of the piston engine exhaust pipe was analyzed from welding structure defects, welding structure defects and working environment etc.
针对某活塞式发动机排气管断裂现象，从断裂处焊接结构缺陷、焊缝组织缺陷和零件工作环境等方面进行分析。
Coiled tubing have relatively poor working conditions and complex force state. In the forms of failure, fatigue fracture failure is the larger proportion.
连续油管工作条件恶劣，受力状态复杂，失效形式中疲劳断裂所占比例较大。
Abstract: Fracture failure of junction crank arm of external cylinder retraction-extension actuator of landing gear of Y-7 aircraft is analyzed in this paper.
对运七飞机起落架外筒收放作动筒连接摇臂的断裂损伤失效进行了分析。
The range of fracture failure zones under the influence of blasting stress wave was identified and the calculation formula of the failure zone was also proposed.
研究了爆炸应力波作用下裂隙岩体断裂破坏范围并提出了新的破坏范围计算公式；
The result of two-dimension simulating test of the plaster block for the fracture failure is quite close to that of the calculation from the finite element meth...
二维石膏块体断裂破坏模拟试验结果与有限元计算十分相近，从而模型试验为解决水工结构断裂问题提供了途径。
The analysis of fracture failure for electro-motor shaft was explored with the chemical analysis, macroanalysis, microanalysis and metallographical inspection method.
采用化学分析、宏观分析、微观分析和金相检测手段，对电机轴断裂原因进行了探讨。
The existence of uneven carbide belts is the inner reason of fracture failure and the stress accumulation during the process of cold extruding is its external incentives.
模具组织中存在不均匀带状分布的碳化物是产生断裂失效的内在原因，而模具在冷挤压成型过程中形成的应力积累是导致模具断裂失效的外在诱因。
The fracture failure of rollers developed by a certain factory was analyzed. The material and mechanical property of rollers were examined with metallography, SEM and EDS.
针对某厂开发的滚丝轮在使用过程中发生的崩牙问题，采用光学显微镜、扫描电镜和能谱分析等手段对滚丝轮的失效原因进行了分析。
The size effect is the basic characteristic of the brittle material and the quasi-brittle material, which performs significantly during the fracture failure of the structure.
尺寸效应是脆性和准脆性材料的一种基本特性，其在结构断裂破坏中表现得尤为明显。
The results show that the fracture failure is the insufficient strength caused by pearlite graphitization. Material selection inappropriate is the main reason of pearlite graphitization.
结果表明，弹簧断裂的主要原因为珠光体石墨化导致强度不足，选材不当是发生珠光体石墨化的主要原因。
Analyzed and disposed the fracture failure on torque extraction transmissive axle for power supply vehicle, pointed out some characteristics of design and application on transmissive axle.
通过介绍一起电源车驻车取力发电用传动轴断裂故障的分析与处理过程，指出了发电用传动轴设计、使用方面的一些特点。
By fracture analysis, this report presents the main causes for fracture failure of the crankshaft on overhauled Z12V190B diesel engines and puts forward some appropriate protective measures.
本文主要通过断口分析，找出了Z 12v190 B型柴油机大修后导致曲轴断裂失效的主要原因，并提出了相应的改进措施。
Although it is hard to avoid the sources of fracture, the longitudinal fracture failure on the box joint can be prevented if proper measures are taken to prevent further extension of the fracture.
虽然裂纹源很难避免，但如果能够阻止裂纹的扩展，也能够防止钻杆内螺纹接头纵向开裂失效。
Although it is hard to avoid the sources of fracture, the longitudinal fracture failure on the box joint can be prevented if proper measures are taken to prevent further extension of the fracture.
虽然裂纹源很难避免，但如果能够阻止裂纹的扩展，也能够防止钻杆内螺纹接头纵向开裂失效。
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