ASTM_A_20_-_A_20M_-_15.pdf

Designation:A20/A20M15Standard Specification forGeneral Requirements for Steel Plates for Pressure Vessels1This standard is issued under the fixed designation A20/A20M;the number immediately following the designation indicates the yearof 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()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope*1.1 This general requirements specification2covers a groupof common requirements that,unless otherwise specified in theapplicable product specification,apply to rolled steel plates forpressure vessels covered by each of the following productspecifications issued by ASTM:Title of SpecificationASTM DesignationAPressure Vessel Plates,Alloy Steel,NickelA203/A203MPressure Vessel Plates,Alloy Steel,MolybdenumA204/A204MPressure Vessel Plates,Alloy Steel,Manganese-VanadiumA225/A225MStainless Chromium Steel-Clad PlateA263Stainless Chromium-Nickel Steel-Clad PlateA264Nickel and Nickel-Base Alloy Steel-Clad PlateA265Pressure Vessel Plates,Carbon Steel,Low-andIntermediate-Tensile StrengthA285/A285MPressure Vessel Plates,Carbon Steel,Manganese-SiliconA299/A299MPressure Vessel Plates,Alloy Steel,Manganese-Molybdenum and Manganese-Molybdenum-NickelA302/A302MPressure Vessel Plates,Alloy Steel,9 Percent NickelDouble-Normalized and TemperedA353/A353MPressure Vessel Plates,Alloy Steel,Chromium-MolybdenumA387/A387MPressure Vessel Plates,Carbon Steel,High StrengthManganeseA455/A455MPressure Vessel Plates,Carbon Steel,for Intermediate-and Higher-Temperature ServiceA515/A515MPressure Vessel Plates,Carbon Steel,Moderate-andLower-Temperature ServiceA516/A516MPressure Vessel Plates,Alloy Steel,High-Strength,Quenched and TemperedA517/A517MPressure Vessel Plates,Alloy Steel,Quenched andTempered Manganese-Molybdenum and Manganese-Molybdenum-NickelA533/A533MTitle of SpecificationASTM DesignationAPressure Vessel Plates,Heat-Treated,Carbon-Manganese-Silicon SteelA537/A537MPressure Vessel Plates,Alloy Steel,Quenched andTempered Chromium-MolybdenumA542/A542MPressure Vessel Plates,Alloy Steel,Quenched andTempered Nickel-Chromium-MolybdenumA543/A543MPressure Vessel Plates,Alloy Steel,Quenched andTempered 8 and 9 Percent NickelA553/A553MPressure Vessel Plates,Carbon Steel,Manganese-Titanium for Glass or Diffused Metallic CoatingsA562/A562MPressure Vessel Plates,Carbon Steel,High Strength,forModerate and Lower Temperature ServiceA612/A612MPressure Vessel Plates,Five Percent Nickel Alloy Steel,Specially Heat TreatedA645/A645MPressure Vessel Plates,Carbon-Manganese,forModerate and Lower Temperature ServiceA662/A662MPressure Vessel Plates,Carbon Steel,Quenched andTempered,for Welded Layered Pressure VesselsA724/A724MPressure Vessel Plates,Alloy Steel and High-StrengthLow-Alloy Steel,Quenched and TemperedA734/A734MPressure Vessel Plates,Low-Carbon Manganese-Molybdenum-Columbium Alloy Steel,for Moderate andLower Temperature ServiceA735/A735MPressure Vessel Plates,Low-Carbon Age-HardeningNickel-Copper-Chromium-Molybdenum-ColumbiumAlloy SteelA736/A736MPressure Vessel Plates,High-Strength Low-Alloy SteelA737/A737MPressure Vessel Plates,Heat-Treated,Carbon-Manganese-Silicon Steel,for Moderate and LowerTemperature ServiceA738/A738MPressure Vessel Plates,Alloy Steel,Chromium-Molybdenum-VanadiumA832/A832MPressure Vessel Plates,Produced by the Thermo-Mechanical Control Process(TMCP)A841/A841MPressure Vessel Plates,9%Nickel Alloy,Producedby the Direct-Quenching ProcessA844/A844MPressure Vessel Plates,Alloy Steel,Chromium-Molybdenum-TungstenA1017/A1017MAThese designations refer to the latest issue of the respective specification whichappears in the Annual Book of ASTM Standards,Vol 01.04.1.1.1 This general requirements specification also covers agroup of supplementary requirements that are applicable toseveral of the above product specifications as indicated therein.Such requirements are provided for use if additional testing oradditional restrictions are required by the purchaser,and applyonly if specified individually in the purchase order.1.2 Appendix X1 provides information on coil as a sourceof plates for pressure vessels.1.3 Appendix X2 provides information on the variability oftensile properties in plates for pressure vessels.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.11 on Steel Plates for Boilers and Pressure Vessels.Current edition approved Nov.1,2015.Published November 2015.Originallyapproved in 1950.Last previous edition approved in 2014 as A20/A20M 14.DOI:10.1520/A0020_A0020M-15.2For ASME Boiler and Pressure Vessel Code applications,see related Specifica-tion SA-20/SA-20M in Section II of that Code.*A Summary of Changes section appears at the end of this standardCopyright ASTM Intern