Standard Test Method for
Seal Quality of Anodic Coatings on Aluminum by Acid
This standard is issued under the fixed designation B 680; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
Click below to download Astm B 680 – 80 (Reapproved 2000) Pdf free
Click here to download Astm B 679 – 98 (Reapproved 2004)E Pdf Free Download