Standard Specification for
Pressure Vessel Plates, Alloy Steel, Quenched and
This standard is issued under the fixed designation A 543/A 543M; the number immediately following the designation indicates the year
of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.
A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
Click below to download Astm A 543/A 543M – 93 (Reapproved 1999) Pdf free
Click here to Astm A 542/A 542M – 99e1 Pdf Free Download