Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength1

This fashionable is issued underneath the fixed designation a 490; the variety at once following the designation indicates the year of authentic adoption or, within the case of revision, the 12 months of ultimate revision. Quite a number in parentheses shows the yr of final reapproval.

A superscript epsilon (e) indicates a piece of writing exchange because of the remaining revision or reapproval.
This general has been authorized for use by businesses of the department of defense

Click below to get ASTM A 490 – 04 international standard

You can also get ASTM A 489 – 03 international standard