ISO9227-2017isaninternationalstandardtitled"Corrosiontestsinartificialatmospheres–Saltspraytests"(人造环境中的腐蚀试验–盐雾试验).Thisstandardspecifiesthemethodsforconductingsaltspray(fog)teststoassessthecorrosionresistanceofmetallicmaterials,withorwithoutpermanentortemporarycorrosionprotection.Thestandardoutlinestheapparatus,testsolutions,conditions,andproceduresrequiredtoperformneutralsaltspray(NSS),aceticacidsaltspray(AASS),andcopper-acceleratedaceticacidsaltspray(CASS)tests.Thesetestssimulatecorrosiveenvironmentstoevaluatetheperformanceofcoatingsandmaterialsundercontrolledconditions.ISO9227-2017iswidelyusedinindustriessuchasautomotive,aerospace,andconstructiontoensureproductdurabilityandqualityincorrosiveenvironments.Thestandardprovidesaconsistentandrepeatablemethodologyforcomparingthecorrosionresistanceofdifferentmaterialsandcoatings.该标准规定了用于评估金属材料(无论是否带有永久性或临时性腐蚀保护)耐腐蚀性的盐雾(雾)试验方法。它详细说明了进行中性盐雾(NSS)、乙酸盐雾(AASS)和铜加速乙酸盐雾(CASS)测试所需的设备、测试溶液、条件和程序。这些测试模拟腐蚀环境,以评估受控条件下涂层和材料的性能。ISO9227-2017广泛应用于汽车、航空航天和建筑等行业,以确保产品在腐蚀环境中的耐久性和质量。该标准为比较不同材料和涂层的耐腐蚀性提供了一致且可重复的方法论。