1、Designation: B626 17aStandard Specification forWelded Nickel and Nickel-Cobalt Alloy Tube1This standard is issued under the fixed designation B626; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number
2、 in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers welded tubes made from thenickel and nickel-cobalt alloys (UNS N10001, UNS N10242,UNS N10665, UNS N12160, UNS N106
3、29, UNS N10624,UNS N10675, UNS N10276, UNS N06455, UNS N06007,UNS N06975, UNS N08320, UNS N06985, UNS N06002,UNS N06022, UNS N06030, UNS N06035, UNS N06044,UNS N06058, UNS N06059, UNS N06200, UNS N06617,UNS N10362, UNS N06210, UNS N08031, UNS N08034,UNS R30556, UNS N06230, UNS N06686, and UNSR20033)
4、2listed in Table 1 intended for heat exchanger andcondenser tubes and tubes for general corrosive service forheat-resisting applications.1.2 This specification covers tube18 to 312 in. (3.2 to 88.9mm) in outside diameter and 0.015 to 0.148 in. (0.41 to 3.7mm) inclusive, in wall thickness.1.3 The val
5、ues stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with
6、 its use. It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateSafety Data Sheet (SDS) for this product/material as providedby the manufacturer, to establish appropriate safety, health andenvironmental practices, and det
7、ermine the applicability ofregulatory limitations prior to use.1.5 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-mendati
8、ons issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:3B751 Specification for General Requirements for Nickel andNickel Alloy Welded TubeE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)3. Gene
9、ral Requirements3.1 Material furnished in accordance with this specificationshall conform to the applicable requirements of the currentedition of Specification B751 unless otherwise providedherein.4. Classification4.1 Five classes of tube are covered as follows:4.1.1 Class IAWelded, sized, solution
10、annealed, and non-destructively tested in accordance with 4.2.1.4.1.2 Class IBWelded, sized, and solution annealed.4.1.3 Class IIAWelded, cold worked, solution annealed,and nondestructively tested in accordance with 4.2.1.4.1.4 Class IIBWelded, cold worked, and solution an-nealed.4.1.5 Class IIIWeld
11、ed, cold worked, solution annealed,and nondestructively tested in accordance with 4.2.2.4.2 Nondestructive Tests:4.2.1 Class IA and Class IIA TubesEach finished tubeshall be subjected to the hydrostatic test, the pneumatic test, orthe eddy current test at the manufacturers option.4.2.2 Class III Tub
12、esEach finished tube shall be subjectedto the pneumatic test and the eddy current test. Tubes largerthan 112 in. (38.1 mm) in outside diameter may be subjected tothe hydrostatic test in lieu of the pneumatic test at themanufacturers option.5. Ordering Information5.1 It is the responsibility of the p
13、urchaser to specify allrequirements that are necessary for material ordered under this1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current editio
14、n approved July 1, 2017. Published August 2017. Originallyapproved in 1977. Last previous edition approved in 2017 as B626 17. DOI:10.1520/B0626-17a.2New designations established in accordance with Practic E527 and SAE J1086,Practice for Numbering Metals and Alloys (UNS).3For referenced ASTM standar
15、ds, 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 Internati
16、onal, 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 International Standards, Guid
17、es and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.1TABLE1ChemicalRequirementsCompositionLimits,%NiCrMoFeWCSimaxCoMnVPmaxSmaxTiCuCb(Nb)+TaAlZrLaNBCb(Nb)TaNi+ MoMgNi-MoAlloysN10001remainder1.0max26.0-30.04.0-6.0.0.05max1.02.5max1.0max0.2-0.40.040
18、.03.N10665remainder1.0max26.0-30.02.0max.0.02max0.101.0max1.0max.0.040.03.N1067565.0min1.0-3.027.0-32.01.0-3.03.0max0.01max0.103.0max3.0max0.20max0.0300.0100.20max0.20max.0.50max0.10max.0.20max0.20 max94.0-98.0N10629remainder0.5-1.526.0-30.01.0-6.0.0.01max0.052.5max1.5max.0.040.01.0.5max.0.1-0.5.N10
19、624remainder6.0-10.021.0-25.05.0-8.0.0.01max0.101.0max1.0max.0.0250.01.0.5max.Ni-Mo-Cr-FeAlloyN10242remainder7.0-9.024.0-26.02.0max0.03max0.801.00max0.80max0.0300.0150.50max0.50max0.006maxLowCNi-Cr-MoAlloysN10276remainder14.5-16.515.0-17.04.0-7.03.0-4.50.010max0.082.5max1.0max0.35 max0.040.03.N06022
20、remainder20.0-22.512.5-14.52.0-6.02.5-3.50.015max0.082.5max0.5max0.35max0.020.02.N06035remainder32.25- 34.257.60- 9.002.00max0.60 max0.050 max0.601.00 max0.50 max0.20 max0.0300.015.0.30max.0.40maxN06044balance43.5- 45.30.80- 1.200.3max.0.02 max0.20.0.07- 0.30.0.0200.0200.10-0.30.0.30 max.N06058balan
21、ce20.0-23.018.5-21.01.5max0.3 max0.010max0.100.3 max0.50max0.0150.010.0.50max.0.40max0.02-0.15N06059balance22.0-24.015.0-16.51.5max.0.010max0.100.3max0.5max.0.0150.010.0.50max.0.1-0.4.N06455remainder14.0-18.014.0-17.03.0max.0.015max0.082.0max1.0max.0.040.030.70max.Ni-Cr-Fe-Mo-CuAlloysN06007remainder
22、21.0-23.55.5-7.518.0-21.01.0max0.05max1.02.5max1.0-2.0.0.040.03.1.5-2.51.75-2.5N0697547.0-52.023.0-26.05.0-7.0remainder.0.03max1.0.1.0max.0.030.030.70-1.500.70-1.20.N06985remainder21.0-23.56.0-8.018.0-21.01.5max0.015max1.05.0max1.0max.0.040.03.1.5-2.50.50maxN06030remainder28.0-31.54.0- 6.013.0-17.01
23、.5-4.00.03max0.85.0max1.5max.0.040.02.1.0-2.40.30-1.50Ni-Fe-Cr-MoAlloysN0832025.0-27.021.0-23.04.0-6.0remainder.0.05max1.0.2.5max.0.040.034xCmin.Ni-Cr-Mo-FeAlloyN06002remainder20.5-23.08.0-10.017.0-20.00.20-1.00.05-0.151.00.5- 2.51.0max.0.040.03.Ni-Fe-Cr-CoAlloyR3055619.0-22.521.0-23.02.5-4.0remaind
24、er2.0-3.50.05-0.150.20-0.8016.0-21.00.50-2.00.0.040.015.0.10-0.500.001-0.100.005-0.100.10-0.300.02max0.30max0.3-1.25B626 17a2TABLE1ContinuedCompositionLimits,%NiCrMoFeWCSimaxCoMnVPmaxSmaxTiCuCb(Nb)+TaAlZrLaNBCb(Nb)TaNi+ MoMgNi-Cr-W-MoAlloyN06230remainder20.0-24.01.0-3.03.0max13.0-15.00.05-0.150.25-0
25、.755.0max0.30-1.00.0.030.015.0.50 max.0.005-0.050.0.015max.LowC-Ni-Cr-Mo-CuAlloyN06200remainder22.0-24.015.0-17.03.0max.0.010max0.082.0max0.50max.0.0250.010.1.3-1.9.0.50maxNi-Cr-Co-MoAlloysN0661744.5min20.0- 24.08.0- 10.03.0max.0.05- 0.151.010.0- 15.01.0 max.0.0150.6max0.5 max.0.8- 1.5.0.006.LowC-Ni
26、-Mo-CrAlloyN10362remainder13.8- 15.621.5- 23.01.25max.0.010 max0.08.0.60 max.0.0250.010.0.50 max.LowC-Ni-Fe-Cr-Mo-CuAlloyN0803130.0-32.026.0-28.06.0-7.0balance.0.015max0.3.2.0max.0.0200.010.1.0-1.4.0.15-0.25.N0803433.5-35.026.0- 27.06.0- 7.0balance.0.01 max0.1.1.0- 4.0.0.0200.010.0.5- 1.0.0.3max.0.1
27、0- 0.25.LowC-Ni-Cr-Mo-WAlloyN06686remainder19.0-23.015.0-17.05.0max3.0-4.40.010max0.08.0.75max.0.040.020.02-0.25.Ni-Co-Cr-SiAlloyN12160remainder26.0-30.01.0max3.5max1.0max0.15max2.4-3.027.0-33.01.5max.0.0300.0150.20-0.80.1.0max.Cr-Ni-Fe-NAlloyR2003330.0-33.031.0-35.00.50-2.0balance.0.015max0.50.2.0m
28、ax.0.020.01.0.3-1.20.0.35-0.60.LowC-Ni-Mo-Cr-TaAlloyN06210remainder18.0-20.018.0-20.01.0max.0.015max0.081.0max0.50.35max0.020.02.1.5- 2.2B626 17a3specification. Examples of such requirements include, but arenot limited to the following:5.1.1 Alloy (Table 1),5.1.2 Class (see 4),5.1.3 Quantity (feet o
29、r number of lengths),5.1.4 Size (outside diameter and average wall thickness),5.1.5 Length (cut or random),5.1.6 CertificationState if certification or a report of testresults is required,5.1.7 Purchaser InspectionState which tests or inspec-tions are to be witnessed,5.1.8 EndsPlain ends cut and deb
30、urred will be furnished,unless otherwise specified, and5.1.9 Samples for Product (Check) AnalysisState whethersamples shall be furnished.6. Materials and Manufacture6.1 The tubes shall be made from flat-rolled alloy by anautomatic welding process with no addition of filler metal.6.2 Subsequent to we
31、lding and prior to final heat treatment,Class II and Class III tubes shall be cold worked either in bothweld and base metal or in weld metal only. The method andamount of cold working may be specified by the purchaser.When cold drawn, the purchaser may specify the minimumamount of reduction in cross
32、-sectional area or wall thickness,or both.6.3 All tubes shall be furnished in the solution annealed anddescaled condition. When atmosphere control is used, descal-ing is not necessary.7. Chemical Composition7.1 The material shall conform to the requirements forchemical composition prescribed in Tabl
33、e 1. One test isrequired for each lot as defined in Specification B751.7.2 If a product (check) analysis is performed by thepurchaser, the material shall conform to the requirementsspecified in Table 1 subject to permissible variations specifiedin Specification B751.8. Mechanical Properties and Othe
34、r Requirements8.1 Mechanical PropertiesThe material shall conform tothe mechanical properties prescribed in Table 2. One test isrequired for each lot as defined in Specification B751.8.2 Flattening Test Requirements:8.2.1 Evidence of laminated or unsound material or ofincomplete weld that is reveale
35、d during the entire flattening testshall be cause for rejection.8.2.2 Surface imperfections in the test specimens beforeflattening, but revealed during the flattening test, shall bejudged in accordance with the finish requirements.8.2.3 Superficial ruptures resulting from surface imperfec-tions shal
36、l not be cause for rejection.8.2.4 One test is required for each lot as defined in Speci-fication B751.8.3 Flange Test Requirements:8.3.1 Flange test specimens shall show no cracking or flaws.Superficial ruptures resulting from surface imperfections shallnot be cause for rejection.8.3.2 For tube les
37、s than 0.093 in. (2.36 mm) in insidediameter and tube having a wall thickness equal to or greaterthan the inside diameter, the flange test shall not be required.8.3.3 One test is required for each lot as defined in Speci-fication B751.8.4 Hydrostatic TestWhen tested by the manufacturer,each tube sha
38、ll be subjected to the hydrostatic test perSpecification B751.TABLE 2 Mechanical PropertiesAlloyTensile Strength,min, ksi (MPa)Yield Strength(0.2 Offset) min,ksi (MPa)Elongationin2in.(50.8 mm)or 4DA,min, %Ni-MoUNS N10001 100 (690) 45 (310) 40UNS N10665 110 (760) 51 (350) 40UNS N10675 110 (760) 51 (3
39、50) 40UNS N10629 110 (760) 51 (350) 40UNS N10624 104 (720) 46 (320) 40Ni-Mo-Cr-FeUNS N10242 105 (725) 45 (310) 40Low C Ni-Cr-MoUNS N10276 100 (690) 41 (283) 40UNS N06022 100 (690) 45 (310) 45UNS N06035 85 (586) 35 (241) 30UNS N06044 90 (620) 45 (310) 20UNS N06455 100 (690) 40 (276) 40Ni-Cr-Fe-Mo-CuU
40、NS N06007 90 (621) 35 (241) 35UNS N06975 85 (586) 32 (221) 40UNS N06985 90 (621) 35 (241) 45UNS N06030 85 (586) 35 (241) 30Ni-Fe-Cr-MoUNS N08320 75 (517) 28 (193) 35Ni-Cr-Mo-FeUNS N06002 100 (690) 40 (276) 35Ni-Fe-Cr-CoUNS R30556 100 (690) 45 (310) 40Ni-Cr-W-MoUNS N06230B110 (760) 45 (310) 40Low C-N
41、i-Cr-MoUNS N06058 110 (760) 52 (360) 40UNS N06059 100 (690) 45 (310) 45Low C-Ni-Cr-Mo-CuUNS N06200 100 (690) 45 (310) 45Ni-Cr-Co-MoUNS N06617 95 (665) 35 (240) 35Low C-Ni-Mo-CrUNS N10362 105 (725) 45 (310) 40Low-carbon Ni-Fe-Cr-Mo-CuUNS N08031 94 (650) 40 (276) 40UNS N08034 94 (650) 40 (280) 40Low C
42、-Ni-Cr-Mo-WUNS N06686 100 (690) 45 (310) 45Ni-Co-Cr-SiUNS N12160 90 (620) 35 (240) 40Low Carbon Cr-Ni-Fe-NUNS R20033 109 (750) 55 (380) 40Low-C Ni-Mo-Cr-TaUNS N06210 100 (690) 45 (310) 45AD refers to the diameter of the tension specimen.BSolution annealed at a minimum temperature of 2200F (1204C) fo
43、llowed by awater quench or rapidly cooled by other means.B626 17a48.5 Pneumatic TestWhen tested by the manufacturer, eachtube shall be subjected to the pneumatic test per SpecificationB751.8.6 Eddy Current TestWhen tested by the manufacturer,each tube shall be subjected to an electromagnetic (eddycu
44、rrent) test per Specification B751.9. Keywords9.1 UNS N10001; UNS N10242; UNS N10665; UNSN12160; UNS N10629; UNS N10624; UNS N10675; UNSN10276; UNS N06455; UNS N06007; UNS N06975; UNSN08320; UNS N06985; UNS N06002; UNS N06022; UNSN06030; UNS N06035; UNS N06044; UNS N06058; UNSN06059; UNS N06200; UNS
45、 N06617; UNS N10362; UNSN06210; UNS N08031; UNS N08034; UNS N06230; UNSN06686; UNS R30556; UNS R20033; welded tubeSUMMARY OF CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue (B62617)that may impact the use of this standard. (Approved July 1,
46、2017.)(1) Added new alloy UNS N08034 to scope (Section 1.)(2) Added chemistry data for UNS N08934 to Table 1.(3) Added Mechanical property data to Table 2 for UNSN08034.(4) Added UNS N08034 to Keywords in Section 9.Committee B02 has identified the location of selected changes to this standard since
47、the last issue (B62615)that may impact the use of this standard. (Approved June 1, 2017.)(1) Revised Scope, Table 1, Table 2, and Keywords to add newNi-Cr-Mo alloy N06044.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedi
48、n this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif no
