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.
利用电化学方法分别研究了晶粒尺寸对纯锌及其表面三价铬钝化膜腐蚀行为的影响。
The effects of grain size on the electrochemical corrosion behaviors of zinc and trivalent chromium passivation film on zinc have been studied respectively by electrochemical methods.
将黄铜片用上述三种溶液钝化处理后,通过湿热加速试验、硝酸点滴试验、盐水浸泡试验及电化学测试对耐腐蚀性进行了研究。
The corrosion resistance of samples after passivation is studied in the experiment by humid-air accelerated corrosion test, nitric acid titrating test and the brine dipping test.
中性盐雾、电化学测试等腐蚀性能试验结果表明,钛盐钝化溶液所获得的蓝色钝化膜,其耐腐蚀性能更优于铬酸盐钝化膜。
Corrosion resistance of the blue passivation film obtained in titanium salt solution was superior to that of the chromate passivation.
电化学脱盐处理具有使活化钢筋恢复钝化的趋势。
It can be seen that the electrochemical chloride extraction treatment makes the steel bar from active to passive.
采用电化学、光电化学和交流阻抗等方法研究了氢对纯铁钝化膜形成过程和电子性质的影响。
Pure iron membranes were pre-charged with hydrogen at various current densities. Effect of hydrogen on the film formation process on iron was studied by electrochemical methods.
通过盐雾试验、扫描电镜、电化学测试等手段,研究了该钝化膜的耐蚀性及耐蚀机理。
Corrosion resistance and mechanism were studied by salt spaying test, SEM and electrochemistry tests etc.
利用电化学方法和表面分析技术研究了3 0 4不锈钢在硝酸盐及硫酸溶液中的钝化行为。
The passivation behavior of 304stainless steel by sulfuric acid and nitrate was studied by electrochemical methods and scanning electron microscopy (SEM).
在初始阶段,形成的点蚀芯连续被修复的钝化膜,这会导致在电感元件中的电化学阻抗谱。
At the initial stage, the pitting cores are formed and the passive film is repaired continuously, which results in the inductive component in the electrochemical impendence spectrum.
金属和合金阳极电溶解过程中常常可以观察到电化学振荡现象,尤其是在活化与钝化的转变阶段。
The electrochemical oscillations often are observed in the process of anodic electrodissolution of metal and alloy, in particular, in the transitional period of between activation and passivation.
该电解质 包括不会电化学钝化的盐。
The electrolyte comprising a salt, which will not electrochemically passivate.
提出了一种新的不锈钢着色方法——载波钝化着色,即在无铬的硫酸溶液中用载波钝化的电化学方法得到各种色彩的不锈钢表面。
A new coloring method, alternating voltage passivation, was originated to obtain color films on stainless steel in Cr-free sulfuric acid solution.
提出了一种新的不锈钢着色方法——载波钝化着色,即在无铬的硫酸溶液中用载波钝化的电化学方法得到各种色彩的不锈钢表面。
A new coloring method, alternating voltage passivation, was originated to obtain color films on stainless steel in Cr-free sulfuric acid solution.
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