• High bending fatigue strength and contact fatigue strength are needed for heavy duty gear steels.

    齿轮钢要求具有弯曲疲劳强度接触疲劳强度。

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  • The rotating bending fatigue strength is the criterion of resistance to propagation of hot cracks.

    旋转弯曲疲劳强度裂纹扩展能力判据

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  • The speed reducer gear tooth surface through contact fatigue strength to calculate, through the tooth root bending fatigue strength check;

    减速器齿轮通过齿接触疲劳强度计算,通过齿根弯曲疲劳强度验算

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  • The paper analyses the bending fatigue strength of a crankshaft single crank from the view point of reliability design by means of 3d finite element method.

    本文运用有限元法,零件可靠性设计这个角度分析曲轴单拐弯曲疲劳强度

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  • Especially the accurate modeling of the transition curve of dedendum, which ensures the accuracy of bending fatigue strength of the tooth root by the finite element analysis.

    特别是齿根过渡曲线白勺准确建模保证了对齿根弯曲疲劳强度停止有限元分析白勺准确性

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  • This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.

    本文渐开线啮合齿轮减速器进行性能试验接触疲劳强度弯曲疲劳强度试验,同时还进行了铁谱分析

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  • The study results in the paper can be conclude that the bending strength and fatigue life of RPC with steel fibre are much higher than those of plain RPC.

    本文研究结果归纳为纤维RPC相比纤维加入大大增加了活性粉末混凝土的抗折强度疲劳寿命

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  • The results showed that cemented carbide manufactured by sinter-HIP is free of porosity and transverse-rupture strength, bending fatigue life are also greatly increased.

    结果表明,烧结-热等静压制作的硬质合金孔洞消除了,并且硬质合金抗弯强度和弯曲疲劳寿命大幅度提高

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  • Conclusion: the values of fatigue strength and bending strength of the bone cement were improved by vacuum mixing. The method of vacuum mixing has an active significance in clinic.

    结论采用真空搅拌水泥方法提高了国产水泥的抗疲劳强度静态抗弯曲强度,临床应用较大的积极意义

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  • Using present bending fatigue limit data of gear tooth and other materials of gears, the calculating method of re liability is proposed for bending strength of gear tooth st steady condition.

    利用现有齿根弯曲疲劳极限应力数据其它齿轮资料提出稳定工况下齿轮齿根弯曲强度可靠度计算方法

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  • Through laboratory test, the fatigue property of different high bending strength pavement concrete is studied, which is contrasted with different concrete under the same stress level and load.

    通过室内试验研究了不同种类高抗强度路面混凝土疲劳性能相同应力水平以及相同荷载作用下不同类型混凝土的疲劳性能进行了对比分析。

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  • Through laboratory test, the fatigue property of different high bending strength pavement concrete is studied, which is contrasted with different concrete under the same stress level and load.

    通过室内试验研究了不同种类高抗强度路面混凝土疲劳性能相同应力水平以及相同荷载作用下不同类型混凝土的疲劳性能进行了对比分析。

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