Standard Specification for
Round Wire for Winding Electron Tube Grid Laterals1
This widespread is issued under the constant designation f 290; the variety straight away following the designation indicates the yr of
authentic adoption or, in the case of revision, the year of remaining revision. various in parentheses indicates the year of closing reapproval. a
superscript epsilon (e) shows an editorial trade for the reason that final revision or reapproval.
click below to download Astm F 290 – 94 (Reapproved 1999) pdf free
[sdm_download id="3407" fancy="0" color="green"]
click here to download Astm F 288 – 96 (Reapproved 2002) pdf free
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