ASTM-A53STANDARDBOOK

STD.ASTM A53/A53M-ENGL2000■07595100691571T72Designation:A 53/A 53M-00An American National StandardStandard Specification forPipe,Steel,Black and Hot-Dipped,Zinc-Coated,Welded andSeamless1This standard is issued under the fixed designation A 53/A 53M;the number immediately following the designation indicates the yearof original adoptionin the case of revision,the year of last revision.Amber in parentheses indicates theyrof last reapproval.A 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.1.Scope1.4 The values stated in either SI units or inch-pound units1.1 This specification2 covers seamless and welded blackare to be regarded separately as standard.The values stated inand hot-dipped galvanized steel pipe in NPS to NPS 26 [DNeach system may not be exact equivalents;therefore,each6 to DN 650](Note 1),inclusive,with nominal wall thicknesssystem shall be used independently of the other.Combining(Note 2)as given in Table X2.2 and Table X2.3.It shall bevalues from the two systems may result in non-conformancepermissible to furnish pipe having other dimensions (Note 2)with the standard.provided such pipe complies with all other requirements of this1.5 The following precautionary caveat pertains only to thespecification.test method portion,Sections 9,10,11,15,16,and 17 of thisNore 1-The dimensionless designators NPS(nominal pipe size)[DNspecification:This standard does not purport to address all of(diameter nominal)]have been substituted in this specification for suchthe safety concerns,if any,associated with its use.It is thetraditional【erms as“nominal diameter,”“size,”and“nominal size.”responsibility of the user of this standard to establish appro-NomE 2-The term nominal wall thickness has been assigned for thepriate safety and health practices and determine the applica-purpose of convenient designation,existing in name only,and is used tobility of regulatory limitations prior to use.distinguish it from the actual wall thickness.which may vary over or1.6 The text of this specification contains notes or footnotes,under the nominal wall thickness.or both,that provide explanatory material.Such notes and1.2 This specification covers the following types andfootnotes,excluding those in tables and figures,do not containgrades:any mandatory requirements.1.2.1 Type F-Fumnace-butt welded,continuous weldedGrade A,2.Referenced Documents1.2.2 Type E-Electric-resistance welded,Grades A and B,2.1 ASTM Standards:andA 90/A 90M Test Method for Weight [Mass]of Coating on1.2.3 Type $-Seamless,Grades A and B.Iron or Steel Articles with Zinc or Zinc-Alloy Coatings3Nom 3-See Appendix XI for definitions of types of pipe.A 370 Test Methods and Definitions for Mechanical Testingof Steel Products4.5.61.3 Pipe ordered under this specification is intended forA 530/A 530M Specification for General Requirements formechanical and pressure applications and is als