1、Designation: B626 102B626 14Standard 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 NOTEThe Si max for N06059 in Table 1 was corrected editorially in January 2012.2 NOTEThe Si max for R20033 in Table 1 was corrected editorially
3、in March 2014.1. Scope*1.1 This specification covers welded tubes made from the nickel and nickel-cobalt alloys (UNS N10001, UNS N10242, UNSN10665, 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 N0603
4、0, UNS N06035, UNS N06058, UNS N06059, UNSN06200, UNS N06617, UNS N10362, UNS N06210, UNS N08031, UNS R30556, UNS N06230, UNS N06686, and UNSR20033)2 listed in Table 1 intended for heat exchanger and condenser tubes and tubes for general corrosive service forheat-resisting applications.1.2 This spec
5、ification 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 values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematicalconversions to SI units that are prov
6、ided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to become familiar with all hazards including those identified in the appropriate
7、Material Safety DataSheet (MSDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, anddetermine the applicability of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:3B751 Specification for General Requiremen
8、ts for Nickel and Nickel Alloy Welded TubeE527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)3. General Requirements3.1 Material furnished in accordance with this specification shall conform to the applicable requirements of the current editionof Specification B751 un
9、less otherwise provided herein.4. Classification4.1 Five classes of tube are covered as follows:4.1.1 Class IAWelded, sized, solution annealed, 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 anneale
10、d, and nondestructively tested in accordance with 4.2.1.4.1.4 Class IIBWelded, cold worked, and solution annealed.4.1.5 Class IIIWelded, cold worked, solution annealed, and nondestructively tested in accordance with 4.2.2.4.2 Nondestructive Tests:1 This specification is under the jurisdiction ofASTM
11、 Committee B02 on Nonferrous Metals andAlloys and is the direct responsibility of Subcommittee B02.07 on RefinedNickel and Cobalt and Their Alloys.Current edition approved Oct. 1, 2010May 15, 2014. Published October 2010May 2014. Originally approved in 1977. Last previous edition approved in 2006201
12、0 asB626 06.102. DOI: 10.1520/B0626-10E02.10.1520/B0626-14.2 New designations established in accordance with Practic E527 and SAE J1086, Practice for Numbering Metals and Alloys (UNS).3 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.
13、org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not 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. Becausei
14、t may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. 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 a
15、t the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1TABLE 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
16、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. 0.04 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.
17、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 6.0-10.021.0-25.05.0-8.0 . 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
18、.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 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 0.60ma
19、x0.050max0.60 1.00max0.50max0.20max0.030 0.015 . 0.30max. 0.40maxN06455 remainder 14.0-18.014.0-17.03.0 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
20、-26.05.0-7.0remainder . 0.03max1.0 . 1.0max. 0.03 0.03 0.70-1.500.70-1.20.N06985 remainder 21.0-23.56.0-8.018.0-21.0 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-MoAlloysN0832
21、0 25.0-27.0 21.0-23.04.0-6.0remainder . 0.05max1.0 . 2.5max. 0.04 0.03 4xCmin. .Ni-Cr-Mo-FeAlloyN06002 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
22、0.015 . . . 0.10-0.500.001-0.100.005-0.100.10-0.300.02max0.30max0.3-1.25Ni-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 AlloyB626142TABLE 1 ContinuedComposition Limits, %NiCrMoFeWCSim
23、axCoMnVPmaxSmaxTiCuCb(Nb)+TaAlZrLaNBCb(Nb)TaNi+MoMgN06058balance20.0-B6261434.2.1 Class IA and Class IIA TubesEach finished tube shall be subjected to the hydrostatic test, the pneumatic test, or the eddycurrent test at the manufacturersmanufacturers option.4.2.2 Class III TubesEach finished tube sh
24、all 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 themanufacturersmanufacturers option.5. Ordering Information5.1 It is the responsibility of the purchaser
25、 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 wall
26、 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 Samp
27、les 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 Class III
28、 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 tubes sha
29、ll 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 Specifi
30、cation 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 shall
31、 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 for r
32、ejection.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 required
33、 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 tube
34、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 Specificat
35、ionB751.8.5 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 1449. Keywords9.
36、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; UNS N06059; UNS N06200; UNS N10362;N06617; UNS N10362; UNS N06210; UNS N08031; UNSN0
37、6230; 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 (760) 51 (350) 4
38、0UNS 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 N06455 100 (690) 40 (276) 40Ni-Cr-Fe-Mo-CuUNS N06007 90 (621) 35 (241) 35UNS N0
39、6975 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 (310) 40Low C-Ni-Cr-MoUNS N06058 110 (760) 52 (360
40、) 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 N06686 100 (690) 45 (310) 45Ni-Co-Cr-SiUNS N12160 9
41、0 (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 quench or rapidly cooled by other means.B626 14
42、5SUMMARY OF CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue(B626 - 06B626-102) that may impact the use of this standard. (Approved May 15, 2014October 1, 2010.).)(1) Added a new material N10362 alloy UNS N06617 to Table 1Scope, Table 1, Tabl
43、e 2, and Table 2.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 infrin
44、gement 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 comments are invited either for revision of this standard
45、or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views
46、known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).B626 146
