Standard Specification for
Pressure Vessel Plates, Alloy Steel, Quenched and
Tempered Nickel-Chromium-Molybdenum1
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
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click here to download Astm A 542/A 542M – 99e1 pdf free download