Standard No.:	GB/T 9792-2003
English Name:	coatings on metallic materials - Determination of coating mass per unit area - Gravimetric methods
Chinese Name:	金属材料上的转化膜-单位面积膜质量的测定-重量法
Chinese Classification:	A29    Material Protection
Professional Classification:	GB    National Standard
ICS Classification:	25.220.20 25.220.20    Surface treatment 25.220.20
Source Content Issued by:	MOC; AQSIQ
Issued on:	1988-9-5
Implemented on:	2004-5-1
Status:	valid
Superseding:	GB/T 9792-1988 GB 9792-1988 Conversion coatings on metallic materials--Determination of coating mass per unit area--Gravimetric methods
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	100.0
Delivery:	via email in 1~3 business day

本标准规定了测定金属材料上单位面积转化膜质量的方法。本方法适用于：——钢铁上的磷酸盐膜；——锌和镉上的磷酸盐膜；——铝及铝合金上的磷酸盐膜；——锌和镉上的铬酸盐膜；——铝及铝合金上的铬酸盐膜。本方法仅适用于没有任何附加覆盖层（例如油膜、水基或溶剂型聚合物膜或蜡膜）的转化膜。