Standard Specification for Refined Silver1
This widespread is issued underneath the fixed designation b 413; the quantity immediately following the designation indicates the 12 months of authentic adoption or, within the case of revision, the year of last revision. A range of in parentheses shows the 12 months of remaining reapproval. A superscript epsilon (e) indicates an article alternate for the reason that final revision or reapproval.
Click below to get ASTM B 413 – 97a International standard
You can also get ASTM B 411 B 411M – 01 International standard