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QPQ处理的氧化工艺对抗蚀性的影响
引用本文:邹丹,李远辉,吴少旭,谢勰. QPQ处理的氧化工艺对抗蚀性的影响[J]. 热处理, 2006, 21(4): 32-33,36
作者姓名:邹丹  李远辉  吴少旭  谢勰
作者单位:成都工具研究所,四川,成都,610051;成都工具研究所,四川,成都,610051;江苏大学材料学院,江苏,镇江,212013
摘    要:QPQ技术是一种主要包括盐浴渗氮和盐浴氧化的表面处理技术。通过经QPQ处理的工件的浸泡试验和盐雾试验探讨了盐浴氧化温度和时间对经QPQ处理的工件抗蚀性的影响。结果表明,过高或过低的氧化温度均会降低工件的抗蚀性,最佳的氧化时间以能在工件表面形成完整的四氧化三铁膜为准。

关 键 词:QPQ技术  盐浴氧化  渗氮  二次氧化
文章编号:1008-1690(2006)04-0032-003
收稿时间:2006-03-07
修稿时间:2006-03-07

Effect of Oxidizing Process of QPQ Technology on Corrosion Resistance of Workpiece
ZOU Dan,LI Yuan-hui,WU Shao-xu,XIE Xie. Effect of Oxidizing Process of QPQ Technology on Corrosion Resistance of Workpiece[J]. Heat Treatment, 2006, 21(4): 32-33,36
Authors:ZOU Dan  LI Yuan-hui  WU Shao-xu  XIE Xie
Affiliation:1.Chengdu Tool Research Institute, Chengdu Sichuan 610051; 2.School of Materials Science and Engineering, Jiangsu University, Zhenjiang Jiangsu 212013
Abstract:QPQ technology is a surface treatment technology which consists essentially of liquid nitriding and liquid oxidizing. Effect of both temperature and time of the liquid oxidizing on corrosion resistance of QPQ treated workpieces was investigated through soaking and salt spray tests. The test results revealed that too high or too low oxidizing temperature will worsen corrosion resistance of workpiece and that the oxidizing duration in which tight Fe304 film will form in workpiece surface is optimum.
Keywords:QPQ technology   liquid oxidizing   nitriding   double oxidizing
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