This specification covers a group of common requirements which, unless otherwise specified in the individual material specification, shall apply to rolled steel plates for pressure vessels under each of the following specifications issued by ASTM: Title of Specification ASTMDesignation Pressure Vessel Plates, Alloy Steel, Chromium-Manganese Silicon A202/A202M Pressure Vessel Plates, Alloy Steel, Nickel A203/A203M Pressure Vessel Plates, Alloy Steel, Molybdenum A204/A204M Pressure Vessel Plates, Alloy Steel, Manganese-Vanadium A225/A225M Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength A285/A285M Pressure Vessel Plates, Carbon Steel, Manganese-Silicon A299/A299M Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and Manganese-Molybdenum-Nickel A302/A302M Pressure Vessel Plates, Alloy Steel, 9 Percent Nickel Double-Normalized and Tempered A353/A353M Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum A387/A387M Pressure Vessel Plates, Carbon Steel, High Strength Manganese A455/A455M Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service A515/A515M Pressure Vessel Plates, Carbon Steel, Moderate- and Lower-Temperature Service A516/A516M Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Tempered A517/A517M Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Manganese-Molybdenum and Manganese-Molybdenum- Nickel A533/A533M Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel A537/A537M Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Chromium-Molybdenum A542/A542M Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Nickel-Chromium-Molybdenum A543/A543M Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 8 and 9 Percent Nickel A553/A553M Pressure Vessel Plates, Carbon Steel, Manganese-Titanium for Glass or Diffused Metallic Coatings A562/A562M Pressure Vessel Plates, Carbon Steel, High Strength, for Moderate and Lower Temperature Service A612/A612M Pressure Vessel Plates, Five Percent Nickel Alloy Steel, Specially Heat Treated A645/A645M Pressure Vessel Plates, Carbon-Manganese, for Moderate and Lower Temperature Service A662/A662M Pressure Vessel Plates, Carbon Steel, Quenched and Tempered, for Welded Layered Pressure Vessels A724/A724M Pressure Vessel Plates, Alloy Steel and High-Strength Low-Alloy Steel, Quenched and Tempered A734/A734M Pressure Vessel Plates, Low-Carbon Manganese-Molybdenum-Columbium Alloy Steel, for Moderate and Lower Temperature Service A735/A735M Pressure Vessel Plates, Low-Carbon Age-Hardening Nickel-Copper-Chromium-Molybdenum-Columbium Alloy Steel A736/A736M Pressure Vessel Plates, High-Strength Low-Alloy Steel A737/A737M Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service A738/A738M Pressure-Vessel Plates, Quenched and Tempered, Manganese-Chromium-Molybdenum-Silicon-Zirconium Alloy Steel A782/A782M Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum-Vanadium A832/A832M Pressure Vessel Plates, Produced by the Thermo-Mechanical Control Process (TMCP) A841/A841M Pressure Vessel Plates, 9 % Nickel Alloy, Produced by the Direct-Quenching Process A844/A844M .This specification also covers a group of supplementary requirements which are applicable to several of the above specifications as indicated therein. These are provided for use when additional testing or inspection is desired and apply only when specified individually by the purchaser in the order.Appendix X1 describes the production and some of the characteristics of coiled product from which pressure vessel plates may be produced. Appendix X2 provides information on the variability of tensile properties in plates for pressure vessels.Appendix X3 provides information on the variability of Charpy-V-Notch impact test properties in plates for pressure vessels.