比较了恒位移法、恒载荷法和慢应变速率法研究应力腐蚀时的优缺点。
This paper has compared the advantage and disadvantage of the constant displacement method, constant loading method and slow strain rate method on researching the stress corrosion.
阳极电流不但使恒载荷下的不锈钢蠕变速度增加,而且使屈服强度下降。
The creep rate was increased while the yield strength was reduced by anodic dissolution.
充氢条件下应力弛豫和恒载荷拉伸试验结果表明,氢有引起钢的软化和硬化的双重作用。
The experimental results of stress relaxation and constant load tests in hydrogen charging condition prove that hydrogen has dual action of softening and hardening steel.
本工作通过电化学,恒载荷应力腐蚀和再钝化试验,对碳钢在碱溶液中的应力腐蚀破裂进行了研究。
The stress corrosion cracking(SCC) of carbon steels in aqueous alkali was studied by electrochemical technique, stress corrosion test under constant load and repassivation test.
经试验验证,采用机械压力机恒载荷精密模锻技术生产的锻件尺寸精度高、表面光洁、锻造流线不外露。
Test findings indicate that the forged pieces produced by this technology boast the advantages of high precision in dimension, good surface smoothness and hidden forging lines.
采用恒载荷和慢应变速率动态拉伸实验方法,测定了X80管道钢在不同充氢条件下的氢致开裂门槛应力和断裂应力。
The threshold stress and fracture stress of hydrogen-induced cracking of X80 pipeline steel are studied by constant load test and slow stain rate test.
文章介绍了一种利用恒载荷速率加载测试金刚石膜断裂性能的试验方法,并建立了国内第一台金刚石膜断裂性能测试的专用装置。
New Experimental methods for measuring the fracture properties of CVD diamond films are discussed. A special computerized testing rig has been invented which can operate at constant loading rate.
文中考虑井架实际受载情况:自重、风载、立根载荷、大钩静负荷以及各种恒载。
All practical loads on the mast structure such as the wind load, the dead load and the hook load are considered.
最后分析在恒幅疲劳载荷作用下,不同的最大凹陷深度和凹陷影响区域的长度对楔形凹陷立管的疲劳寿命的影响。
Finally, the effect of different maximum depth and length of the dent on the fatigue life of dented riser under the constant amplitude fatigue loads was studied.
这一将复杂载荷历程简化为一些恒幅事件的过程,称为循环计数。过程,称为循环计数。
This process of reducing a complex load history into a number of constant amplitude events is termed cycle counting.
目的了解下颌第二恒磨牙不同载荷下近中移动时的位移及应力分布情况。
Objective To investigate the displacements and the stress distributions of a mandibular second molar.
讨论了恒幅及变幅载荷作用下,拉剪点焊接头的疲劳性能,并应用断裂力学对实验结果进行了分析和整理。
This paper discussed the fatigue strength of single-spot-welded joints under constant and variable amplitude loading. The fracture mechanics was also used to analyse the experimental results.
进行了恒幅谱载荷及程序块谱载荷下加筋板多裂纹的扩展试验研究。
Experimental studies for crack growth of stiffened panels with multiple cracks were performed under both constant-amplitude load and program block spectrum load.
进行了恒幅谱载荷及程序块谱载荷下加筋板多裂纹的扩展试验研究。
Experimental studies for crack growth of stiffened panels with multiple cracks were performed under both constant-amplitude load and program block spectrum load.
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