1、Designation: B626 15B626 17Standard 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
2、number 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 the nickel and nickel-cobalt alloys (UNS N10001, UNS N10242, UNSN10665, UNS N12160, U
3、NS N10629, 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, UNSN06059, UNS N06200, UNS N06617, UNS N10362, UNS N06210, UNS N08031, UNS R30556, UNS N06230, UNS N06686,and UNS R20033)2
4、 listed in Table 1 intended for heat exchanger and condenser tubes and tubes for general corrosive service forheat-resisting applications.1.2 This specification covers tube 18 to 312 in. (3.2 to 88.9 mm) in outside diameter and 0.015 to 0.148 in. (0.41 to 3.7 mm)inclusive, in wall thickness.1.3 The
5、values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associate
6、d with its use. It is the responsibilityof the user of this standard to become familiar with all hazards including those identified in the appropriate Safety Data Sheet(SDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, anddetermine
7、the applicability of regulatory limitations prior to use.1.5 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issue
8、dby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:3B751 Specification for General Requirements for Nickel and Nickel Alloy Welded TubeE527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)3. General Req
9、uirements3.1 Material furnished in accordance with this specification shall conform to the applicable requirements of the current editionof Specification B751 unless otherwise provided herein.4. Classification4.1 Five classes of tube are covered as follows:4.1.1 Class IAWelded, sized, solution annea
10、led, and nondestructively 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 annealed.4.1.5 Class IIIWelded, co
11、ld worked, solution annealed, and nondestructively tested in accordance with 4.2.2.4.2 Nondestructive Tests:1 This specification is under the jurisdiction ofASTM Committee B02 on Nonferrous Metals andAlloys and is the direct responsibility of Subcommittee B02.07 on RefinedNickel and Cobalt and Their
12、 Alloys.Current edition approved Oct. 1, 2015June 1, 2017. Published November 2015June 2017. Originally approved in 1977. Last previous edition approved in 20142015 asB626 14.15. DOI: 10.1520/B0626-15.10.1520/B0626-17.2 New designations established in accordance with Practic E527 and SAE J1086, Prac
13、tice for Numbering Metals and Alloys (UNS).3 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is n
14、ot an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropria
15、te. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*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 States1T
16、ABLE 1 Chemical RequirementsComposition Limits, %Ni Cr Mo Fe W C SimaxCo Mn V PmaxSmaxTi Cu Cb(Nb)+TaAl Zr La N B Cb(Nb)Ta Ni+MoMgNi-Mo AlloysN10001 remainder 1.0max26.0-30.04.0-6.0 . 0.05max1.0 2.5max1.0max0.2-0.40.04 0.03 . . .N10665 remainder 1.0max26.0-30.02.0 max . 0.02max0.10 1.0max1.0max. 0.0
17、4 0.03 . . .N10675 65.0 min 1.0-3.027.0-32.01.0-3.0 3.0max0.01max0.10 3.0max3.0max0.20max0.030 0.010 0.20max0.20max. 0.50max0.10max. . . 0.20max0.20max94.0-98.0N10629 remainder 0.5-1.526.0-30.01.0-6.0 . 0.01max0.05 2.5max1.5max. 0.04 0.01 . 0.5max. 0.1-0.5. . . . . . .N10624 remainder 6.0-10.021.0-2
18、5.05.0-8.0 . 0.01max0.10 1.0max1.0max. 0.025 0.01 . 0.5max. . . . . . . . .Ni-Mo-Cr-FeAlloyN10242 remainder 7.0-9.024.0-26.02.0 max 0.03max0.80 1.00max0.80max0.030 0.015 0.50max0.50max0.006maxLow C Ni-Cr-Mo AlloysN10276 remainder 14.5-16.515.0-17.04.0-7.0 3.0-4.50.010max0.08 2.5max1.0max0.35max0.04
19、0.03 . . .N06022 remainder 20.0-22.512.5-14.52.0-6.0 2.5-3.50.015max0.08 2.5max0.5max0.35max0.02 0.02 . . .N06035 remainder 32.25-34.257.60-9.002.00 max 0.60max0.050max0.60 1.00max0.50max0.20max0.030 0.015 . 0.30max. 0.40maxN06044 balance 43.5-45.30.80-1.200.3 max . 0.02max0.20 . 0.07-0.30. 0.020 0.
20、020 0.10-0.30. . 0.30max. . . . . . . .N06058 balance 20.0-23.018.5-21.01.5 max 0.3max0.010max0.10 0.3max0.50max0.015 0.010 . 0.50max. 0.40max0.02-0.15N06059 balance 22.0-24.015.0-16.51.5 max . 0.010max0.10 0.3max0.5max. 0.015 0.010 . 0.50max. 0.1-0.4. . . . . . .N06455 remainder 14.0-18.014.0-17.03
21、.0 max . 0.015max0.08 2.0max1.0max. 0.04 0.03 0.70max. .Ni-Cr-Fe-Mo-CuAlloysN06007 remainder 21.0-23.55.5-7.518.0-21.0 1.0max0.05max1.0 2.5max1.0-2.0. 0.04 0.03 . 1.5-2.51.75-2.5N06975 47.0-52.0 23.0-26.05.0-7.0remainder . 0.03max1.0 . 1.0max. 0.03 0.03 0.70-1.500.70-1.20.N06985 remainder 21.0-23.56
22、.0-8.018.0-21.0 1.5max0.015max1.0 5.0max1.0max. 0.04 0.03 . 1.5-2.50.50maxN06030 remainder 28.0-31.54.0-6.013.0-17.0 1.5-4.00.03max0.8 5.0max1.5max. 0.04 0.02 . 1.0-2.40.30-1.50Ni-Fe-Cr-MoAlloysN08320 25.0-27.0 21.0-23.04.0-6.0remainder . 0.05max1.0 . 2.5max. 0.04 0.03 4xCmin. .Ni-Cr-Mo-FeAlloyN0600
23、2 remainder 20.5-23.08.0-10.017.0-20.0 0.20-1.00.05-0.151.0 0.5-2.51.0max. 0.04 0.03 . . .Ni-Fe-Cr-CoAlloyR30556 19.0-22.5 21.0-23.02.5-4.0remainder 2.0-3.50.05-0.150.20-0.8016.0-21.00.50-2.00. 0.04 0.015 . . . 0.10-0.500.001-0.100.005-0.100.10-0.300.02max0.30max0.3-1.25B626172TABLE 1 ContinuedCompo
24、sition Limits, %Ni Cr Mo Fe W C SimaxCo Mn V PmaxSmaxTi Cu Cb(Nb)+TaAl Zr La N B Cb(Nb)Ta Ni+MoMgNi-Cr-W-MoAlloyN06230 remainder 20.0-24.01.0-3.03.0 max 13.0-15.00.05-0.150.25-0.755.0max0.30-1.00. 0.03 0.015 . . . 0.50max. 0.005-0.050. 0.015max. .Low C-Ni-Cr-Mo-CuAlloyN06200 remainder 22.0-24.015.0-
25、17.03.0 max . 0.010max0.08 2.0max0.50max. 0.025 0.010 . 1.3-1.9. 0.50maxNi-Cr-Co-MoAlloysN06617 44.5 min 20.0-24.08.0-10.03.0 max . 0.05-0.151.0 10.0-15.01.0max. . 0.015 0.6max0.5max. 0.8-1.5. . . 0.006 . . . .Low C-Ni-Mo-Cr AlloyN10362 remainder 13.8-15.621.5-23.01.25 max . 0.010max0.08 . 0.60max.
26、0.025 0.010 . . . 0.50max. . . . . . . .Low C-Ni-Fe-Cr-Mo-Cu AlloyN08031 30.0-32.0 26.0-28.06.0-7.0balance . 0.015max0.3 . 2.0max. 0.020 0.010 . 1.0-1.4. . . . 0.15-0.25. . .Low C-Ni-Cr-Mo-WAlloyN06686 remainder 19.0-23.015.0-17.05.0 max 3.0-4.40.010max0.08 . 0.75max. 0.04 0.02 0.02-0.25. . . . . .
27、. . .Ni-Co-Cr-SiAlloyN12160 remainder 26.0-30.01.0max3.5 max 1.0max0.15max2.4-3.027.0-33.01.5max. 0.030 0.015 0.20-0.80. . . . . . . 1.0max. . .Cr-Ni-Fe-NAlloyR20033 30.0-33.0 31.0-35.00.50-2.0balance . 0.015max0.50 . 2.0max. 0.02 0.01 . 0.3-1.20. . . . 0.35-0.60. . . . .Low C-Ni-Mo-Cr-TaAlloyN06210
28、 remainder 18.0-20.018.0-20.01.0 max . 0.015max0.08 1.0max0.5 0.35max0.02 0.02 . . . . . . . 1.5-2.2B6261734.2.1 Class IA and Class IIA TubesEach finished tube shall be subjected to the hydrostatic test, the pneumatic test, or the eddycurrent test at the manufacturers option.4.2.2 Class III TubesEac
29、h finished tube shall be subjected to the pneumatic test and the eddy current test. Tubes larger than112 in. (38.1 mm) in outside diameter may be subjected to the hydrostatic test in lieu of the pneumatic test at the manufacturersoption.5. Ordering Information5.1 It is the responsibility of the purc
30、haser to specify all requirements that are necessary for material ordered under thisspecification. Examples of such requirements include, but are not limited to the following:5.1.1 Alloy (Table 1),5.1.2 Class (see 4),5.1.3 Quantity (feet or number of lengths),5.1.4 Size (outside diameter and average
31、 wall thickness),5.1.5 Length (cut or random),5.1.6 CertificationState if certification or a report of test results is required,5.1.7 Purchaser InspectionState which tests or inspections are to be witnessed,5.1.8 EndsPlain ends cut and deburred will be furnished, unless otherwise specified, and5.1.9
32、 Samples for Product (Check) AnalysisState whether samples shall be furnished.6. Materials and Manufacture6.1 The tubes shall be made from flat-rolled alloy by an automatic welding process with no addition of filler metal.6.2 Subsequent to welding and prior to final heat treatment, Class II and Clas
33、s III tubes shall be cold worked either in both weldand base metal or in weld metal only. The method and amount of cold working may be specified by the purchaser. When colddrawn, the purchaser may specify the minimum amount of reduction in cross-sectional area or wall thickness, or both.6.3 All tube
34、s shall be furnished in the solution annealed and descaled condition. When atmosphere control is used, descalingis not necessary.7. Chemical Composition7.1 The material shall conform to the requirements for chemical composition prescribed in Table 1. One test is required for eachlot as defined in Sp
35、ecification B751.7.2 If a product (check) analysis is performed by the purchaser, the material shall conform to the requirements specified in Table1 subject to permissible variations specified in Specification B751.8. Mechanical Properties and Other Requirements8.1 Mechanical PropertiesThe material
36、shall conform to the mechanical properties prescribed in Table 2. One test is requiredfor each lot as defined in Specification B751.8.2 Flattening Test Requirements:8.2.1 Evidence of laminated or unsound material or of incomplete weld that is revealed during the entire flattening test shallbe cause
37、for rejection.8.2.2 Surface imperfections in the test specimens before flattening, but revealed during the flattening test, shall be judged inaccordance with the finish requirements.8.2.3 Superficial ruptures resulting from surface imperfections shall not be cause for rejection.8.2.4 One test is req
38、uired for each lot as defined in Specification B751.8.3 Flange Test Requirements:8.3.1 Flange test specimens shall show no cracking or flaws. Superficial ruptures resulting from surface imperfections shall notbe cause for rejection.8.3.2 For tube less than 0.093 in. (2.36 mm) in inside diameter and
39、tube having a wall thickness equal to or greater than theinside diameter, the flange test shall not be required.8.3.3 One test is required for each lot as defined in Specification B751.8.4 Hydrostatic TestWhen tested by the manufacturer, each tube shall be subjected to the hydrostatic test per Speci
40、ficationB751.8.5 Pneumatic TestWhen tested by the manufacturer, each tube 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 (eddy current) testper Specification B751.B626 1749. Keywo
41、rds9.1 UNS N10001; UNS N10242; UNS N10665; UNS N12160; UNS N10629; UNS N10624; UNS N10675; UNS N10276;UNS N06455; UNS N06007; UNS N06975; UNS N08320; UNS N06985; UNS N06002; UNS N06022; UNS N06030; UNSN06035; UNS N06058;N06044; UNS N06058; UNS N06059; UNS N06200; UNS N06617; UNS N10362; UNS N06210;
42、UNSN08031; UNS N06230; UNS N06686; UNS R30556; UNS R20033; welded tubeTABLE 2 Mechanical PropertiesAlloy Tensile Strength,min, ksi (MPa)Yield Strength(0.2 Offset) min,ksi (MPa)Elongationin 2 in.(50.8 mm)or 4DA ,min, %Ni-MoUNS N10001 100 (690) 45 (310) 40UNS N10665 110 (760) 51 (350) 40UNS N10675 110
43、 (760) 51 (350) 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-
44、Cr-Fe-Mo-CuUNS 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 N06230B 110 (760) 45 (3
45、10) 40Low C-Ni-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) 40Low C-Ni-Cr-Mo-WUNS N06
46、686 100 (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) 45A D refers to the diameter of the tension specimen.B Solution annealed at a minimum temperature of 2200F (1204C) followed by awater
47、 quench or rapidly cooled by other means.B626 175SUMMARY OF CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue(B626-14)-15) that may impact the use of this standard. (Approved OctoberJune 1, 2015.)2017.)(1) The chemistry for MO in N06058 in Tab
48、le 1 was revised.Revised Scope, Table 1, Table 2, and Keywords to add new Ni-Cr-Moalloy N06044.Committee B02 has identified the location of selected changes to this standard since the last issue (B626-102)that may impact the use of this standard. (Approved May 15, 2014.)(1) Added alloy UNS N06617 to
49、 Scope, Table 1, Table 2, and Keywords.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin 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 not revised, either reapproved or withdrawn.Your comme
