ASTM_A_962_-_A_962M_-_17.pdf

Designation:A962/A962M17Standard Specification forCommon Requirements for Bolting Intended for Use at AnyTemperature from Cryogenic to the Creep Range1This standard is issued under the fixed designation A962/A962M;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.1.Scope*1.1 This specification covers a group of common require-ments that shall apply to carbon,alloy,stainless steel,andnickel alloy bolting under any of the following ASTM Speci-fications(or under any other ASTM Specifications that invokethis specification or portions thereof):Title of SpecificationsASTM DesignationAlloy-Steel and Stainless Steel Bolting Materialsfor High-Temperature ServiceA193/A193MCarbon and Alloy Steel Nuts for Bolts for HighPressure and High-Temperature ServiceA194/A194MAlloy Steel Bolting Materials for Low-TemperatureServiceA320/A320MAlloy-Steel Turbine-Type Bolting MaterialSpecially Heat Treated for High-TemperatureServiceA437/A437MHigh-Temperature Bolting Materials With ExpansionCoefficients Comparable to Austenitic StainlessSteelsA453/A453MAlloy-Steel Bolting Materials for Special ApplicationsA540/A540MPrecipitation-Hardening Bolting Material(UNSN07718)for High Temperature ServiceA1014/A1014MHigh Strength Precipitation Hardening and DuplexStainless Steel Bolting for Special PurposeApplicationsA1082/A1082M1.2 In case of conflict,the requirements of the individualproduct specification shall prevail over those of this specifica-tion.1.3 Fasteners are a wide-ranging classification that includesscrews,bolts,nuts,washers,stud bolts,rivets,powder-actuatedstuds,staples,tacks,and pins.Bolting,which is composed ofbolting materials,such as rods,bars,flats,and forgings,whichare subsequently manufactured into bolting components,are aspecial sub-group of fasteners.Bolting materials and compo-nents have designated compositions and specific propertiesintended for applications in aggressive service where commer-cial generic fasteners may not be suitable or have insufficientfitness for purpose under certain conditions.These conditionsinclude cryogenic or high temperature service,or excessivevibration,impact,or shock.To further address any otherspecial service conditions where bolting is intended for use,additional requirements may be specified by mutual agreementbetween the purchaser and supplier.1.4 Supplementary requirements are provided for use at theoption of the purchaser.The supplementary requirements onlyapply when specified individually by the purchaser in thepurchase order or contract.1.5 This specification is expressed in both inch-pound unitsand in SI units.Unless the purchase order or contract specifiesthe applicable“M”specification designation(SI units)theinch-pound units shall apply.The values stated in either SIunits or inch-pound units are to be regarded separately asstandard.Within the text,the SI units are shown in brackets.The values stated in each system may not be exact equivalents;therefore,each system shall be used independently of the other.Combining values from the two systems may result in noncon-formance with the specification.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced DocumentsThe following documents shall form a part of this specifica-tion to the extent specified.The latest issue shall apply un-less otherwise specified.2.1 ASTM Standards:2A29/A29M Specification for General Requirements for SteelBars,Carbon and Alloy,Hot-WroughtA193/A193M Specification for Alloy-Steel and StainlessSteel Bolting for High Temperature or High PressureService and Other Special Purpose ApplicationsA194/A194M Specification for Carbon Steel,Alloy Steel,and Stainless Steel Nuts for Bolts for High Pressure or1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.22 on Steel Forgings and Wrought Fittings for Piping Applications and BoltingMaterials for Piping and Special Purpose Applications.Current edition approved May 1,2017.Published May 2017.Originallyapproved in 1997.Last previous edition approved in 2016 as A962/A962M 16b.DOI:10.1520/A0962_A0962M-17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box