Astm A279 Pdf !new!
Look closely at your keyboard or your old notes. The numbers "7" and "9" are adjacent. It is highly plausible that a decade ago, someone mis-typed "ASTM A297" as "ASTM A279," and that incorrect reference has since propagated through old forum posts, unofficial spec sheets, and even some procurement documents.
Disclaimer: This write-up is for informational purposes only. For engineering, manufacturing, or compliance decisions, please refer to the official ASTM A279 document provided by ASTM International. Astm A279 Pdf
: If you're working on a project that requires quenched and tempered alloy steel plates, consult the current edition of ASTM A514/A514M or other applicable standards. Look closely at your keyboard or your old notes