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SJH 1280-1977

SJH 1280-1977_English: PDF (SJH1280-1977)
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SJ 1280-1977English219 Add to Cart Days<=2 Test methods for porosity of metallic coatings SJ 1280-1977 Obsolete SJ 1280-1977

Standard ID SJ 1280-1977 (SJ1280-1977)
Description (Translated English) Test methods for porosity of metallic coatings
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard L10
Word Count Estimation 5,535
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Older Standard (superseded by this standard) SJ 43-1964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 testing of steel, copper and copper alloys, cathodic coatings on aluminum and aluminum porosity.