ASTM-A533

Designation:A 533/A 533M-93(Reapproved 2004)1Used in US DOE-NE StandardsNTERNATIONALStandard Specification forPressure Vessel Plates,Alloy Steel,Quenched andTempered,Manganese-Molybdenum and Manganese-Molybdenum-Nickel1This standard is issued under the fixed designation A 533/A 533M;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 reapprovalA superscript epsilon (e)indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.e Nom-Supplementary Requirement S14,Bend Test,was editorially removed in September 2004.1.Scope1.6 These alloy steel plates in the as-rolled condition are1.1 This specification-covers manganese-molybdenum andsensitive to cracking during transit and handling,particularly inmanganese-molybdenum-nickel alloy steel plates for use in thethicknesses over about 1 or 2 in.[25 or 50 mm].They shouldquenched and tempered condition for the construction ofbe shipped in the as-rolled conditions only with the mutualwelded pressure vessels.agreement of manufacturer and fabricator.1.2 This specification includes four types of chemical analy-1.7 Plates covered by this specification are often used in thesis and three classes of strength levels as follows:beltline region of nuclear reactor vessels where the materialNominalNominalproperties may be affected by high levels of radiation.Appen-MolybdenumNickeldix XI provides some information pertinent to this usage.Content,Content1.8 The values stated in either inch-pound units or SI unitsType%are to be regarded separately as standard.Within the text.the90.50SI units are shown in brackets.The values stated in each0.500.55system are not exact equivalents;therefore,each system must0.500.850.500.30be used independently of the other.Combining values from thetwo systems may result in nonconformance with the specifi-Tensile Strengthcation.Classksi [MPa]80-100550b690]2.Referenced Documents子90-115[620to7952.1 ASTM Standards:3100-125B90to860A 20/A 20M Specification for General Requirements for1.3 The maximum thickness of Class 1 and Class 2 plates isSteel Plates for Pressure Vesselslimited only by the capacity of the composition to meet theA 435/A 435M Specification for Straight-Beam Ultrasonicspecified mechanical property requirements;however,currentExamination of Steel Platespractice nommally limits the maximum thickness to 12 in.[300A 577/A 577M Specification for Ultrasonic Angle-Beammm.Examination of Steel Plates1.4 The maximum thickness of Class 3 plates is 2 in.[65A 578/A 578M Specification for Straight-Beam Ultrasonicmm].Examination of Plain and Clad Steel Plates for Special1.5 The minimum nominal thickness of plates of all classesApplicationsis0.25in.[65mm.3.General Requirements and Ordering Information3.1 Material supplied to this material specification shallconform to Spec