Standard Specification for
Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum
This preferred is issued under the constant designation a 325; the number at once following the designation shows the 12 months of
original adoption or, inside the case of revision, the 12 months of final revision. a range of in parentheses suggests the yr of last reapproval. a
superscript epsilon (e) suggests an article trade since the last revision or reapproval.
This general has been authorized for use by using agencies of the branch of protection.
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click here to download Astm A 324 – 73 (Reapproved 2000) pdf free