Standard Specification for
Quenched and Tempered Steel Bolts and Studs1
This trendy is issued below the constant designation a 449; the variety without delay following the designation shows the year of
original adoption or, in the case of revision, the 12 months of final revision. quite a number in parentheses indicates the yr of remaining reapproval. a
superscript epsilon (e) indicates an article trade since the ultimate revision or reapproval.
This widespread has been accepted for use through groups of the branch of defense
click below to download Astm A 449 – 04 pdf free
click here to download Astm A447M – 93 (Reapproved 2003) pdf free
