ASTM B581-17 Standard Specification for Nickel-Chromium-Iron-Molybdenum-Copper Alloy Rod.pdf

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1、Designation: B581 17Standard Specification forNickel-Chromium-Iron-Molybdenum-Copper Alloy Rod1This standard is issued under the fixed designation B581; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A n

2、umber 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 specification2covers rod of Ni-Cr-Fe-Mo-Cu al-loys (UNS N06007, N06975, N06985, N06030, N08031, andN08034)3as shown in Tables 1-3,

3、 for use in general corrosiveservice.1.2 The following products are covered under this specifi-cation:1.2.1 Rods516 to34 in. (7.94 to 19.05 mm) excl in diameter,hot- or cold-finished, solution annealed and pickled or me-chanically descaled.1.2.2 Rods34 to 312 in. (19.05 to 88.9 mm) incl in diameter,

4、hot- or cold-finished, solution annealed, ground or turned.1.3 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 information onlyand are not considered standard.1.4 This standard does not

5、 purport to address all of thesafety concerns, if any, associated with 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 es

6、tablish appropriate safety, health andenvironmental practices, and determine 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 f

7、or 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:4B880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Allo

8、ys andCobalt AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE55 Practice for Sampling Wrought Nonferrous Metals andAlloys for Determination of Chemical CompositionE1473 Test Methods for

9、Chemical Analysis of Nickel, Co-balt and High-Temperature Alloys3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 rod, nmaterial of round solid section furnished instraight lengths.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements th

10、at are necessary for material ordered under thisspecification. Examples of such requirements include, but arenot limited to the following:4.1.1 AlloyTable 1.4.1.2 DimensionsNominal diameter and length. Theshortest useable multiple length shall be specified (Table 4).4.1.3 CertificationState if certi

11、fication or a report of testresults is required (Section 16).4.1.4 Purchaser InspectionState which tests or inspec-tions are to be witnessed (Section 14).4.1.5 Samples for Product (Check) AnalysisState whethersamples shall be furnished (10.2.2).5. Chemical Composition5.1 Heat AnalysisThe material sh

12、all conform to the com-position limits specified in Table 1.5.2 Product (Check) AnalysisIf a product (check) analysisis made by the purchaser, the material shall conform to the1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct respons

13、ibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved July 1, 2017. Published August 2017. Originallyapproved in 1973. Last previous edition approved in 2013 as B581 02 (2013)1.DOI: 10.1520/B0581-17.2For ASME Boiler and Pressure Vessel Code applications

14、 see related Specifi-cation SB-581 in Section II of that Code.3New designation established in accordance with ASTM E527 and SAE J1086,Practice for Numbering Metals and Alloys (UNS).4For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.or

15、g. 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 International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesTh

16、is international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (

17、TBT) Committee.1requirements specified in Table 1 subject to the permissibletolerances in Specification B880.6. Mechanical and Other Requirements6.1 The material shall conform to the requirements of Table2.7. Straightness7.1 The maximum curvature (depth of cord) shall notexceed 0.050 in. multiplied

18、by the length in feet (0.04 mmmultiplied by the length in centimetres).8. Permissible Variations in Dimensions8.1 DiameterThe permissible variations from the speci-fied diameter and out-of-roundness shall be as prescribed inTable 3.TABLE 1 Chemical RequirementsElementComposition Limits, %AlloyN06007

19、AlloyN06975AlloyN06985AlloyN06030AlloyN08031AlloyN08034Nickel remainderA47.052.0 remainderAremainderA30.0-32.0 33.5-35.0Chromium 21.023.5 23.026.0 21.023.5 28.031.5 26.0-28.0 26.0-27.0Iron 18.021.0 remainderA18.021.0 13.017.0 remainderAremainderAMolybdenum 5.57.5 5.07.0 6.08.0 4.06.0 6.0-7.0 6.0-7.0

20、Copper 1.52.5 0.701.20 1.52.5 1.02.4 1.0-1.4 0.5-1.5Manganese 1.02.0 1.0 max 1.0 max 1.5 max 2.0 max 1.0-4.0Cobalt, max 2.5 . 5.0 max 5.0 max . .Carbon, max 0.05 0.03 0.015 max 0.03 max 0.015 0.01Tungsten 1.0 max . 1.5 max 1.54.0 . .Silicon, max 1.0 1.0 1.0 max 0.8 max 0.3 0.1Phosphorus, max 0.04 0.

21、03 0.04 max 0.04 max 0.020 0.020Sulfur, max 0.03 0.03 0.03 max 0.02 max 0.010 0.010Columbium + tantalum 1.752.50 . 0.50 max 0.301.50 . .Titanium . 0.71.5 . . . .Nitrogen 0.15-0.25 . . . . 0.10-0.25Aluminum 0.3ASee 13.1.1.TABLE 2 Mechanical Property RequirementsAlloy Specified Diameter, in. (mm)Tensi

22、le Strength min,psi (MPa)Yield Strength (0.2 %Offset), min, psi (MPa)Elongation in 2 in. or50.8mmor4DAminN06007516 to34 (7.94 to 19.05), incl 90 000 (621) 35 000 (241) 35Over34 to 312 (19.05 to 88.9), incl 85 000 (586) 30 000 (207) 30N06975516 to 312 (7.94 to 88.9), incl 85 000 (586) 32 000 (221) 40

23、N06985516 to34 (7.9 to 19.05), incl 90 000 (621) 35 000 (241) 45Over34 to 312 (19.05 to 88.9), incl 85 000 (586) 30 000 (207) 35N06030 . 85 000 (586) 35 000 (241) 30N08031 All sizes 94 000 (648) 40 000 (276) 40N08034 All sizes 94 000 (650) 40 000 (280) 40AD refers to the diameter of the tension spec

24、imen.TABLE 3 Permissible Variations in Diameter and Out-of-Roundness of RodsSpecified Diameter, in. (mm)Permissible Variations, in. (mm)DiameterOut-of-Roundness, max+Hot-Finished, Annealed, and Descaled Rods516 to716 (7.94 to 11.11), incl 0.012 (0.305) 0.012 (0.305) 0.018 (0.457)Over716 to58 (11.11

25、to 15.87), incl 0.014 (0.355) 0.014 (0.355) 0.020 (0.508)Over58 to34 (15.87 to 19.05), excl 0.016 (0.406) 0.016 (0.406) 0.024 (0.610)Hot-Finished, Annealed, and Ground or Turned Rods34 to 312 (19.05 to 88.9), incl 0.010 (0.254) 0 0.008 (0.203)TABLE 4 Permissible Variations in Length of RodsRandom mi

26、ll lengths 2 to 12 ft (61 to 366 cm) long with notmore than 25 weight % under 4 ft (122cm).Multiple lengths Furnished in multiples of a specified unitlength, within the length limitsindicated above. For each multiple, anallowance of14 in. (6.35 mm) will bemade for cutting, unless otherwisespecified.

27、 At the manufacturersoption, individual specified unit lengthsmay be furnished.Nominal lengths Specified nominal lengths having arange of not less than 2 ft (61 cm)with no short lengths allowed.Cut lengths A specified length to which all rods willbe cut with a permissible variation of+18 in. (3.17 m

28、m), 0.B581 1728.2 Machining AllowancesWhen the surfaces of finishedmaterial are to be machined, the following allowances aresuggested for normal machining operations:8.2.1 As-Finished Rounds (Annealed and Descaled)Fordiameters of516 to1116 in. (7.94 to 17.46 mm) incl, anallowance of116 in. (1.59 mm)

29、 on the diameter should be madefor finish machining.8.3 LengthThe permissible variations in length of finishedrods shall be as prescribed in Table 4. Unless otherwisespecified, random mill lengths shall be furnished. Rods orderedto random or nominal lengths shall be furnished with eithercropped or s

30、aw-cut ends; material ordered to cut lengths shallbe furnished with square saw-cut or machined ends. Whererods are ordered in multiple lengths, a14-in. (6.35-mm) lengthaddition shall be allowed for each uncut multiple length.8.4 WeightFor calculation of mass or weight, the follow-ing densities shall

31、 be used:DensityAlloy lb/in.3g/cm3N06007 0.300 8.31N06975 0.295 8.17N06985 0.300 8.31N06030 0.297 8.22N08031 0.293 8.10N08034 0.293 8.109. Workmanship, Finish, and Appearance9.1 The material shall be uniform in quality and condition,smooth, commercially straight, and free of injurious imperfec-tions

32、.10. Sampling10.1 Lots for Chemical Analysis and Mechanical Testing:10.1.1 A lot for chemical analysis shall consist of one heat.10.1.2 Alot of rod for mechanical testing shall be defined asthe material from one heat in the same condition and specifiedthickness.10.2 Sampling for Chemical Analysis:10

33、.2.1 A representative sample shall be obtained from eachlot during pouring or subsequent processing.10.2.2 Product (check) analysis shall be wholly the respon-sibility of the purchaser and shall conform to the product(check) analysis variations per Specification B880.10.3 Sampling for Mechanical Tes

34、ting:10.3.1 A representative sample shall be taken from each lotof finished material.11. Number of Tests and Retests11.1 Chemical AnalysisOne test per lot.11.2 Tension TestsOne test per lot.11.3 RetestsIf the specimen used in the mechanical test ofany lot fails to meet the specified requirements, tw

35、o additionalspecimens shall be taken from different sample pieces andtested. The results of the tests on both of these specimens shallmeet the specified requirements.12. Specimen Preparation12.1 Tension test specimens shall be taken from materialafter final heat treatment and tested in the direction

36、 offabrication.12.2 Tension test specimens shall be any of the standard orsubsized specimens shown in Test Methods E8.12.3 In the event of disagreement, the referee specimenshall be the largest possible round specimen shown in TestMethods E8.13. Test Methods and Chemical Analysis13.1 The chemical co

37、mposition and mechanical propertiesof the material as enumerated in this specification shall bedetermined, in case of disagreement, in accordance with thefollowing ASTM methods:13.1.1 Chemical AnalysisTest Methods E1473. For ele-ments not covered by Test Methods E1473, the referee methodshall be as

38、agreed upon between the manufacturer and pur-chaser. The composition of the remainder element shall bedetermined arithmetically by difference.13.1.2 Tension TestTest Methods E8.13.1.3 Method of SamplingPractice E55.13.1.4 Determining Significant PlacesPractice E29.13.2 For purposes of determining co

39、mpliance with thelimits in this specification, an observed value or a calculatedvalue shall be rounded in accordance with the rounding methodof Practice E29:RequirementsRounded Unit for Observed or CalculatedValueChemical composition and toler-ancesnearest unit in the last right-hand placeof figures

40、 of the specified limitTensile strength and yield strength nearest 1000 psi (7 MPa)Elongation nearest 1 %14. Inspection14.1 Inspection of the material shall be made as agreed uponby the manufacturer and the purchaser as part of the purchasecontract.15. Rejection and Rehearing15.1 Material that fails

41、 to conform to the requirements ofthis specification may be rejected. Rejection should be reportedto the producer or supplier promptly and in writing. In case ofdissatisfaction with the results of the test, the producer orsupplier may make claim for a rehearing.16. Certification16.1 When specified i

42、n the purchase order or contract, amanufacturers certification shall be furnished to the purchaserstating that material has been manufactured, tested, and in-spected in accordance with this specification, and that the testresults on representative samples meet specification require-ments. When speci

43、fied in the purchase order or contract, areport of the test results shall be furnished.17. Product Marking17.1 Each piece of material12 in. (12.7 mm) and over indiameter shall be marked with this specification number, nameof the material, and size of the product.B581 17317.2 Each bundle or shipping

44、container shall be markedwith the name of the material; this specification number; alloy;the size; gross, tare and net weight; consignor and consigneeaddress; contract or other number; or such other information asmay be defined in the contract or order.18. Keywords18.1 rod; N06007; N06975; N06985; N

45、06030; N08031;N08034APPENDIX(Nonmandatory Information)X1. HEAT TREATMENTX1.1 Proper heat treatment during or subsequent to fabrica-tion is necessary for optimum performance and the manufac-turer shall be consulted for details.SUMMARY OF CHANGESCommittee B04 has identified the location of selected ch

46、anges to this standard since the last issue(B851-02(2013)1) that may impact the use of this standard. (Approved July 1, 2017.)(1) Added new alloy UNS N08034 to scope (Section 1.)(2) Added chemistry data for UNS N08034 to Table 1.(3) Added Mechanical property data to Table 2 for UNSN08034.(4) Added d

47、ensity data for UNS N08034 in section 8.4.(5) Added UNS N08034 in Keywords in Section 18.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 o

48、f 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.

49、 Your comments are invited either for revision of this standard 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 known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO