GB/T 38933-2020: Cold rolled steel sheet for automobile - Test method of phosphate conversion coatings

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Scope

This Standard specifies the terms and definitions, sample treatment, test
methods and test reports for phosphate conversion coatings (hereinafter
referred to as "phosphate coatings") of cold rolled steel sheet for automobile.
This Standard applies to the determination of iron-based, zinc-based, zinc-
manganese-based, and zinc-manganese-nickel-based phosphate conversion
coatings of cold rolled steel sheet for automobile before coating.

Basic Data

Standard ID	GB/T 38933-2020 (GB/T38933-2020)
Description (Translated English)	Cold rolled steel sheet for automobile - Test method of phosphate conversion coatings
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H46
Classification of International Standard	77.140.50
Word Count Estimation	10,167
Date of Issue	2020-06-02
Date of Implementation	2020-12-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration