Standard Specification for Steel Bars and Shapes, Carbon Rolled from “T” Rails1
This well-known is issued under the fixed designation a 499; the number right now following the designation suggests the 12 months of authentic adoption or, in the case of revision, the year of final revision. Quite a number in parentheses indicates the year of last reapproval. A superscript epsilon (e) shows an article change for the reason that closing revision or reapproval.
Click below to get ASTM A 499 – 89 international standard
You can also get ASTM A 498 – 04 international standard