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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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SO2存在下NaCl沉积量对Zn大气腐蚀的影响
, PP. 72-76
Keywords: Zn,大气腐蚀,NaCl沉积,石英晶体微天平
Abstract:
用石英晶体微天平研究了不同沉积量的NaCl在SO2质量分数为1×10-6时对Zn大气腐蚀的影响,分析了该条件下Zn初期大气腐蚀的规律.结果表明,Zn的腐蚀增重随NaCl沉积量的增加而增加,它们之间有着较好的线性关系NaCl沉积量较高时,暴露一段时间后,Zn的大气腐蚀有减弱的趋势.建立了反映其腐蚀及影响因素的经验方程△m/A=K(t/ttot)b.采用X射线衍射(XRD)和显微红外技术(IR)对Zn表面腐蚀产物进行了分析.
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