1、Designation:A376/A376M17Used in USDOE-NE standardsStandard Specification forSeamless Austenitic Steel Pipe for High-TemperatureService1This standard is issued under the fixed designation A376/A376M;the number immediately following the designation indicates the yearof original adoption or,in the case
2、 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 specification2covers seamless austenitic steel pipeintended for high-temperature service.Am
3、ong the gradescovered are H grades and nitrogen grades that are specificallyintended for high-temperature service.NOTE1This specification was originally developed for use for pipingin the central stations of electric-power generating thermal plants.However,its use is not restricted to such applicati
4、ons and it may be usedin other applications for which the attributes of the materials,as defined bythis specification,are appropriate.1.2 Optional supplementary requirements(S1 through S10)are provided.These supplementary requirements specify addi-tional tests that will be made only when stated in t
5、he order,together with the number of such tests required.1.3 Grades TP321 and TP321H have lower strength require-ments for nominal wall thicknesses greater than38in.9.5mm.1.4 The values stated in either inch-pound units or SI unitsare to be regarded separately as standard.Within the text,theSI units
6、 are shown in brackets.The values stated in eachsystem may not be exact equivalents;therefore,each systemshall be used independently of the other.Combining valuesfrom the two systems may result in non-conformance with thestandard.The inch-pound units shall apply unless the“M”designation of this spec
7、ification is specified in the order.NOTE2The dimensionless designators NPS(nominal pipe size)andDN(Diametre Nominel)have been substituted in this standard for suchtraditional terms as“nominal diameter,”“size,”and“nominal size.”1.5 This international standard was developed in accor-dance with interna
8、tionally 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 Documents2.1 ASTM Standards:3A262 Practi
9、ces for Detecting Susceptibility to IntergranularAttack in Austenitic Stainless SteelsA999/A999M Specification for General Requirements forAlloy and Stainless Steel PipeE112 Test Methods for Determining Average Grain SizeE213 Practice for Ultrasonic Testing of Metal Pipe andTubingE381 Method of Macr
10、oetch Testing Steel Bars,Billets,Blooms,and ForgingsE426 Practice for Electromagnetic(Eddy Current)Examina-tion of Seamless and Welded Tubular Products,Titanium,Austenitic Stainless Steel and Similar Alloys2.2 Other Standards:SNT-TC-1A Personnel Qualification and Certification inNondestructive Testi
11、ng43.Ordering Information3.1 Orders for material to this specification should includethe following,as required to describe the desired materialadequately:3.1.1 Quantity(feet,centimetres,or number of lengths),3.1.2 Name of material(seamless austenitic steel pipe),3.1.3 Grade(Table 1),3.1.4 Size(nomin
12、al size,or outside diameter and schedulenumber or average wall thickness),3.1.5 Lengths(specific or random),(Permissible Variationsin Length Section of Specification A999/A999M),3.1.6 End finish(Ends Section of Specification A999/A999M),3.1.7 Optional requirements(Section 8)(see HydrostaticTest Requ
13、irements Section and the Permissible Variation inWeight for Seamless Pipe Section for weighing individuallengths,of Specification A999/A999M),(see 9.6,repairing bywelding;13.3,die stamping),1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloy
14、s and is the direct responsibility of SubcommitteeA01.10 on Stainless and Alloy Steel Tubular Products.Current edition approved Sept.1,2017.Published October 2017.Originallyapproved in 1954.Last previous edition approved in 2014 as A376/A376M 14.DOI:10.1520/A0376_A0376M-17.2For ASME Boiler and Press
15、ure Vessel Code applications see related Specifi-cation SA-376 in Section II of that Code.3For 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
16、page onthe ASTM website.4Available fromAmerican Society for Nondestructive Testing(ASNT),P.O.Box28518,1711 Arlingate Ln.,Columbus,OH 43228-0518.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of I
