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SJH 1278-1977

SJH 1278-1977_English: PDF (SJH1278-1977)
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SJ 1278-1977English179 Add to Cart 2 days Inspection methods appearance of metallic coatings and chemically treated layers SJ 1278-1977 Obsolete SJ 1278-1977

BASIC DATA
Standard ID SJ 1278-1977 (SJ1278-1977)
Description (Translated English) Inspection methods appearance of metallic coatings and chemically treated layers
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard L10
Word Count Estimation 1,143
Date of Issue 1978/3/1
Date of Implementation 1978/3/1
Older Standard (superseded by this standard) SJ 43-1964
Regulation (derived from) Industry-Science (2010) No.77
Summary This standard applies to examine the appearance of quality metal plating and chemical treatment layer.