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1)  pitting percentage
孔蚀率
2)  pitting [英]['pitiŋ]  [美]['pɪtɪŋ]
孔蚀
1.
Effects of Nickel Content and Simulated Heat Affected Zone of 2205 Duplex Stainless Steel on Pitting Corrosion;
合金元素及模拟热处理对2205双相不锈钢之孔蚀性质影响
2.
The influence of different concentrations of CO2-3 on the resistance to pitting corrosion was investigated in bittern for 2205DSS by electrochemical polarization carves and electrochemical impedance spectra.
利用电化学交流阻抗技术研究CO32-浓度变化对2205DSS在盐卤中耐孔蚀行为的影响;采用失重试验法进行加速腐蚀试验,并与电化学实验结果进行对比;使用原子力显微镜表征2205DSS的腐蚀形貌图,计算小孔的平均深度,分析表面粗糙度。
3.
The electrochemical characteristics of pitting corrosion of X70 pipeline steel in phosphate buffer solution were studied in this paper.
研究了X70钢在磷酸盐缓冲溶液中的亚稳态与稳态孔蚀的电化学行为特征。
3)  pitting corrosion
孔蚀
1.
On the inhibiting law and its mechanism of rare earth for the pitting corrosion of aluminium alldy in aqueous chloride solution;
稀土在含C1ˉ介质中对铝合金孔蚀的缓蚀规律及机理研究
2.
Features of electrochemical noise during pitting corrosion of 2024-T3 aluminum alloy in 3.0% Na_2SO_4 solution;
硫酸钠溶液中2024-T3铝合金孔蚀过程的电化学噪声特征
4)  pit corrosion
孔蚀
1.
The results demonstrate that corrosion inhibitors of organic phosphonale/zinc salts and complexing agent exhibit corrosion inhibition of 20 # carbon steel in high-concentration chlorine ion solution, but they can not control the pit corrosion of stainless steels.
结果表明:有机膦酸盐/锌盐类缓蚀剂及其复合剂对高浓度氯离子溶液中的20号碳钢的腐蚀有抑制作用,但不能抑制不锈钢的孔蚀;钼酸钠加速不锈钢的孔蚀,十二烷基硫酸钠、十二烷基磺酸钠和十二烷基苯磺酸钠等含有较长碳链的表面活性剂可提高不锈钢孔蚀的击穿电位,且与十二醇复配后具有协同缓蚀作用,对抑制孔蚀的发生有效。
2.
The results show that the stainless steels suffered fast general corrosion and pit corrosion in the two mediums.
结果表明 ,两种不锈钢在两种介质中都遭受较为严重的均匀腐蚀和不同程度的孔蚀 ,腐蚀程度和系统内温度有关 ,最严重的腐蚀发生在临界温度附
3.
This paper expounds corrosion mechanism of chlorine io n on stainless steel by absorption theory and film forming theory, introduces co rrosion mechanism of stress and pit corrosion on compression tank of stainless s teel, and puts forward appropriate preventive measures.
用吸附理论及成相膜理论解释了氯离子对不锈钢的腐蚀原理 ,介绍了应力腐蚀、孔蚀使不锈钢制压力容器腐蚀失效的机理 ,并提出了相应的预防措
5)  pitting [英]['pitiŋ]  [美]['pɪtɪŋ]
孔蚀;点蚀
6)  Pitting inhibitor
孔蚀缓蚀剂
1.
The Potentiostatic-Galva nostatic (P-G) transient response technique was used to study the pitting inhibitors.
本文介绍了用恒电位-恒电流(P-G)瞬态响应技术研究孔蚀缓蚀剂的实验方法和数据解析。
补充资料:孔蚀电位
分子式:
CAS号:

性质:金属在特定介质中发生小孔腐蚀所需要的最低电位。孔蚀电位的高低取决于金属的耐蚀性和介质成分,对于不锈钢,其含铬量升高或介质的氯离子浓度降低,孔蚀电位都升高。用于评价金属抗孔蚀性能的高低,孔蚀电位越高,金属越不容易发生孔蚀。孔蚀电位有不同的测量方法,不同方法所得的测量值之间往往有差异,在评价金属材料在特定介质中的耐孔蚀性时,应当用同一方法测量的孔蚀电位值进行比较。 

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