Standard Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Nickel-Chromium-Molybdenum1
This popular is issued under the fixed designation a 543/a 543m; the quantity right away following the designation shows the yr of authentic adoption or, in the case of revision, the yr of ultimate revision. A variety of in parentheses suggests the year of remaining reapproval. A superscript epsilon (e) suggests an editorial trade since the ultimate revision or reapproval.
Click below to get ASTM A 543/A 543M – 93 International standard
You can also get ASTM A 542/A 542M – 99e1international standard