Standard No.:	GB/T 18570.9-2005
English Name:	Preparation of steel substrates before application of paints and related products—Tests for the assessment of surface cleanliness—Part8: Field method for the conductometric determination of water-soluble salts
Chinese Name:	涂覆涂料前钢材表面处理 表面清洁度的评定试验 第9部分：水溶性盐的现场电导率测定法
Chinese Classification:	A29    Material Protection
Professional Classification:	GB    National Standard
ICS Classification:	25.220.10 25.220.10    Surface preparation 25.220.10
Issued by:	AQSIQ, SAC
Issued on:	2005-09-14
Implemented on:	2006-4-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	60.0
Delivery:	via email in 1~3 business day

GB/T 18570的本部分规定了在表面预处理前后，钢材表面各种水溶性盐(主要是氯化物和硫酸盐)的总表面浓度的现场评定法。本方法不适用于是测定单独的氯化物或硫酸盐等的表面浓度。本方法仅适用于评定代表大部分杂质的离子性杂质。