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SJ 42-1977 English PDF

SJ 42: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
SJ 42-1977EnglishRFQ ASK 8 days [Need to translate] Classification properties, field of applications and marking of metallic coaings and chemically treated layers Obsolete SJ 42-1977
SJ 42-1964EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete SJ 42-1964

PDF similar to SJ 42-1977


Standard similar to SJ 42-1977

GB/T 4955   GB/T 4956   YY 0076   SJ/T 11862   SJ/T 11863   SJ/T 11860   

Basic data

Standard ID SJ 42-1977 (SJ42-1977)
Description (Translated English) Classification properties, field of applications and marking of metallic coaings and chemically treated layers
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard A29
Classification of International Standard 25.22
Word Count Estimation 54,514
Date of Issue 1/1/1978
Date of Implementation 1/1/1978
Older Standard (superseded by this standard) SJ 42-1964
Regulation (derived from) Industry-Science (2010) No.77
Summary This standard applies to non-wire products parts electroplating, electroless plating, hot dip coating and chemical treatment of classification, characteristics, application and representation on drawings.