• Fracture toughness requirements.

    断裂韧性要求

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  • The optimum match between fracture toughness and tensile strength was obtained.

    抗张强度断裂达到最佳配合

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  • Their density, hardness, flexural strength and fracture toughness were measured.

    测定了密度硬度抗弯强度断裂韧性等性能指标

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  • The specimen size requirements of determining fracture toughness are also presented.

    提出了断裂韧性测试中必须注意试样尺寸要求

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  • The relationship between fracture toughness and crystal orientation hasbeen also examined.

    断裂韧性晶体学取向关系作了分析

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  • So the method and steps of the testing for the plane fracture toughness K IC are explained.

    所以本文将介绍平面应变断裂KIC测试试样、方法步骤等。

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  • The graphite globularity quality of ductile iron with fracture toughness has been discussed.

    研究石墨球化质量球墨铸铁断裂韧性的影响。

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  • Fracture toughness against pressurised thermal shock, do you know what a pressurised thermal shock is?

    对抗高压冲击断裂韧性你们知道什么是高压热?

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  • Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.

    焊条弧焊焊缝断裂韧性气体保护焊焊缝断裂韧性相当。

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  • An experiment on dynamic rock fracture toughness test using edge-notched disc specimen is presented.

    提出边切槽圆盘试样测量岩石动态断裂韧度实验方法。

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  • Many alloys also have high fracture toughness, which means they can withstand impact and are durable.

    许多合金具有断裂韧性意味着它们经得起冲击并且耐用的。

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  • The results show that the fracture toughness of Cr-coatings is improved by laser quenching substrate.

    结果表明激光淬火处理基体可以提高镀铬层断裂韧性

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  • The stable reverted austenite formed during heat treatment would be positive to the fracture toughness.

    热处理形成稳定逆转变奥氏体断裂韧度起到积极作用。

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  • The result shows that the dynamic fracture toughness is affected by both the loading rate and the specimen size.

    测试结果表明,岩石动态断裂同时受到加载效应尺寸效应的影响。

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  • According to empirical equation between the Charpy impact energy and fracture toughness to estimate is common method.

    常用做法根据管材的冲击韧性断裂韧性之间关系式进行估算

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  • The material fracture toughness was adequate to ensure development of the full fatigue resistance of the weld detail.

    材料断裂韧性充分满足焊缝细节疲劳抗力发挥

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  • The strength loss is greaser than the fracture toughness loss, because ofthe surface cracks caused. by thermal fatigue.

    由于表面疲劳裂纹的产生,使得材料强度性能损伤大于断裂韧性损伤。

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  • From the view point of material selection, we analyzed their dynamic fracture toughness and crack propagation resistance.

    选材角度对比分析了几种铝合金动态断裂韧性裂纹扩展阻力。

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  • The fatigue life in different initial crack sizes and different fracture toughness was compared, and an example was given.

    比较不同初始裂纹尺寸断裂韧性疲劳寿命的影响,给出了

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  • The values of the plane strain fracture toughness of the seven home-made high strength steels tested by this method are given.

    最后给出上述方法测定七种给定热处理条件下的国产高强钢的平面应变断裂韧度

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  • Evaluation of fracture toughness of the alloy steel by the JR resistance curve shows the influence of heat treatment technology.

    应用所得JR阻力曲线合金钢断裂韧度评定表明了热处理工艺的影响

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  • At a certain fracture toughness value, fracture probability of weldments increases with increase of the local brittle zone size.

    一定断裂度前提下,随着局部脆性区尺寸增加,焊接热影响区的脆断概率增加。

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  • Effects of mechanical heterogeneity on fracture toughness and crack deviation Angle of the joints were investigated by experiment.

    通过试验研究力学不均匀性接头断裂韧性裂纹开裂影响。

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  • The distribution of internal stress has large influence on mechanical properties of materials such ay strength and fracture toughness.

    内应力分布材料宏观力学性能强度断裂韧性,都将产生较大影响

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  • The effect of specimen type, thickness, dimension ratio, and notch sharpness on fracture toughness of a carbon rail steel was examined.

    研究试样类型、试样厚度比例试样尺寸切口度等因素断裂韧性影响

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  • Based on the fractal characteristic of concrete material, the relation between fracture toughness and height of crack zone is analyzed.

    根据混凝土材料裂纹分形特性分析了混凝土断裂韧度裂纹高度之间的变化关系。

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  • By comparing fatigue crack with electrosparking crack, the effects of crack tip on fracture toughness of ductile iron have been studied.

    通过疲劳裂纹线切割裂纹对比试验,研究裂纹尖端尖锐程度球墨铸铁断裂韧性的影响;

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  • Simultaneously, the fracture toughness was analysed, and calculated by means of J-integrals adopting the theory of elastoplastic fracture.

    并用弹塑性断裂理论J积分计算分析了非线性时砌石体断裂度。

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  • The impact toughness and fracture toughness of the composite samples decrease after adding jute fibers when compared to pure polypropylene.

    黄麻纤维掺入聚丙烯导致黄麻纤维增强聚丙烯试样冲击韧性摘要断裂韧性下降

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  • The impact toughness and fracture toughness of the composite samples decrease after adding jute fibers when compared to pure polypropylene.

    黄麻纤维掺入聚丙烯导致黄麻纤维增强聚丙烯试样冲击韧性摘要断裂韧性下降

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