1、Designation:B40708a(Reapproved 2014)Standard Specification forNickel-Iron-Chromium Alloy Seamless Pipe and Tube1This standard is issued under the fixed designation B407;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last
2、 revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification2covers UNS N08120,UNS N08800,UNS N08801,UNS N08810,UNS N08811,UNS N08890,andUNS N06811 in the form of cold-w
3、orked and hot-finishedannealed seamless pipe and tube.Alloys UNS N08800 andUNS N06811 are normally employed in service temperaturesup to and including 1100F(593C).Alloys UNS N08120,UNS N08810,UNS N08811,and UNS N08890 are normallyemployed in service temperatures above 1100F(593C)where resistance to
4、creep and rupture is required,and they areannealed to develop controlled grain size for optimum proper-ties in this temperature range.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for
5、information onlyand are not considered standard.1.3 The following safety hazards caveat pertains only to thetest method portion,Section 7,of this specification.Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof th
6、is standard to become familiar with all hazards includingthose identified in the appropriate Material Safety Data Sheet(MSDS)for this product/material as provided by themanufacturer,to establish appropriate safety and healthpractices,and determine the applicability of regulatory limi-tations.2.Refer
7、enced Documents2.1 ASTM Standards:3B829 Specification for General Requirements for Nickel andNickel Alloys Seamless Pipe and TubeE140 Hardness Conversion Tables for Metals RelationshipAmong Brinell Hardness,Vickers Hardness,RockwellHardness,Superficial Hardness,Knoop Hardness,Sclero-scope Hardness,a
8、nd Leeb Hardness3.General Requirements3.1 Material furnished under this specification shall con-form to the applicable requirements of Specification B829unless otherwise specified herein.4.Ordering Information4.1 Orders for material to this specification should includeinformation with respect to the
9、 following:4.1.1 Alloy(Table 1).4.1.2 Condition Temper(Table 2 and Table X3.1,andAppendix X2 and Appendix X3).4.1.3 Finish(Table X1.1 and Table X3.2).4.1.4 Dimensions:4.1.4.1 TubeMay be specified in two dimensions only(length excepted)as follows:Outside diameter and average orminimum wall,inside dia
10、meter and average wall,or outsidediameter and inside diameter.NOTE1Tube produced to outside diameter and minimum wall may befurnished upon agreement between the manufacturer and the purchaser.4.1.4.2 PipeStandard pipe size and schedule(Table X3.1).4.1.5 Fabrication DetailsNot mandatory but helpful t
11、othe manufacturer:4.1.5.1 Cold Bending or Coiling.4.1.5.2 Hot Forming.4.1.5.3 Welding or BrazingProcess to be employed.4.1.5.4 Pressure RequirementsTest pressure if other thanrequired by 7.3.4.1.5.5 MachiningIndicate finished size and length inwhich to be machined and whether to be chucked to outsid
12、ediameter or inside diameter.4.1.5.6 EndsPlain ends cut and deburred will be fur-nished.If threaded ends or ends beveled for welding aredesired,give details.4.1.6 CertificationState if certification or a report of testresults is required.4.1.7 Samples for Product(Check)AnalysisState whethersamples f
13、or product(check)analysis should be furnished(6.2).4.1.8 Purchaser InspectionIf the purchaser wishes towitness tests or inspection of material at place of manufacture,1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility o
14、f SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Oct.1,2014.Published October 2014.Originallyapproved in 1957.Last previous edition approved in 2008 as B407 08a.DOI:10.1520/B0407-08AR14.2For ASME Boiler and Pressure Vessel Code applications see related Spec
15、ifi-cation SB-407 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 page onthe ASTM website.Copyright ASTM Intern
16、ational,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 the purchase order must so state indicating which tests orinspections are to be witnessed.4.1.9 Small-Diameter and Light-Wall Tube(ConverterSizes)(Table X3.2).4.1.10 Optional RequirementHydrostatic or Nondestruc-tive Electric Test(see 7.3).5.Materials and Manufacture5.1 Heat TreatmentThe final heat treatment of UNSN08120 shall be 2150F(1177C)minimum,UNS N08810,2050F(1121C)minimum,UNS N08811,UNS N08890,2100F(