Through the study of pretreatment in prepainted galvanized sheet manufacturing,discuss the importance of chemical converting(surface conditioning and chemical passivation) film in the pretreatment,and the relationship between the performance(e.
通过对彩色涂层钢板前处理中化学转化膜(表面调整膜和化学钝化膜)形成机制及其作用的分析,讨论了化学转化膜在前处理工艺中的重要性,确定了化学转化膜功能元素的附着量与彩色涂层钢板耐反向冲击和T—弯性能之间的对应关系,找到影响彩色涂层钢板其主要力学性能的表面调整和化学钝化之间相关系数的最佳范围。
The effect of chemical passivation on corrosion resistance of Interstitial Free(IF) steel was investigated by the experiments including alternate wet heat experiments,atmosphere corrosion tests and electrochemicstry experiments.
以无间隙原子钢为研究对象,使用交变湿热、大气挂片以及电化学等试验方法,研究了化学钝化处理对其耐蚀性的影响。