Diesel fuel and petrol filters for vehicle engines—The test method for filtration efficiency and contaminant retention capacity—Method of particle counting
MOD ISO 19438:2003
全国汽车标准化技术委员会(SAC/TC 114)
本标准规定了在恒定流量下以连续污染物注入和在线颗粒计数的方式评价汽车发动机燃油滤清器性能的多次通过试验方法，试验方法中包括滤清器纳污容量、颗粒滤除特性和压差的测试。
本标准适用于额定流量50 L/h至800 L/h的滤清器。根据滤清器制造厂和客户的协议，该试验方法允许用于流量较高的燃油滤清器。
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