1、Designation: B 475 07Standard Specification forUNS N08020, UNS N08024, and UNS N08026 Nickel AlloyRound Weaving Wire1This standard is issued under the fixed designation B 475; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the yea
2、r of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers UNS N08020, UNS N08026,and UNS N08024 round weaving wire.NOTE 1Weaving wire is custom
3、arily not welded. For applicationsinvolving welding in which the wire should be stabilized against loss ofcorrosion resistance, the purchaser should refer to Specification B 473.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinform
4、ation only.1.3 This standard does not 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 appropriateMaterial Safety Data Sheet (MSDS) for this product
5、/materialas provided by the manufacturer, to establish appropriatesafety and health practices, and determine the applicability ofregulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B 473 Specification for UNS N08020, UNS N08024, andUNS N08026 Nickel Alloy Bar and WireB 880
6、 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE 1473 Test Methods for Chemical Analysis of Nickel,Cobalt, and High-Temperature Alloys3. Terminology3.1 Definitions of Terms S
7、pecific to This Standard:3.1.1 weaving wire, nterm weaving wire as used in thisspecification shall be understood to cover round wire intendedespecially for weaving.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and sati
8、sfactoryperformance of material ordered under this specification.Examples of such requirements include, but are not limited to,the following:4.1.1 Quantity (weight),4.1.2 Name of material or UNS number,4.1.3 Dimensions,4.1.4 Condition (9.2),4.1.5 Finish (9.2),4.1.6 Inspection (14.1),4.1.7 Certificat
9、ionState if certification or a report of testresults is required (Section 16),4.1.8 ASTM designation and year of issue, and4.1.9 If possible, the intended end use.NOTE 2A typical ordering description is as follows: 200 lb (90.7 kg),UNS N08020, 0.020 in. (0.508 mm), annealed and pickled, ASTMSpecific
10、ation B 475.5. Materials and Manufacture5.1 The last heat treatment shall be a solution-annealingheat treatment.NOTE 3The recommended annealing temperatures are 1900 to2100F (1038 to 1149C) for UNS N08020 and 2050 to 2200F (1121 to1204C) for UNS N08026 and UNS N08024, all followed by quenchingin wat
11、er or rapidly cooling by other means.5.2 Wire shall be annealed or cold drawn as a final operationto produce the specified mechanical properties.6. Chemical Composition6.1 The material shall conform to the requirements as tochemical composition prescribed in Table 1.6.2 If a product (check) analysis
12、 is performed by thepurchaser, the material shall conform to the product (check)analysis variations prescribed in Specification B 880.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined N
13、ickel and Cobalt and Their Alloys.Current edition approved May 1, 2007. Published June 2007. Originallyapproved in 1968. Last previous edition approved in 2002 as B 475 96 (2002)e1.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.or
14、g. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States
15、.7. Mechanical Properties7.1 The material shall conform to the requirements as tomechanical properties prescribed in Table 2 at room tempera-ture.8. Dimensions and Permissible Variations8.1 The diameter of the wire shall not vary from thatspecified by more than the permissible variations prescribed
16、inTable 3.9. Workmanship, Finish, and Appearance9.1 The wire shall be uniform in diameter and free ofinjurious seams, laps, pits, die marks, or defects tending toimpair the use of the wire.9.2 The wire shall be supplied as annealed or cold-drawnhaving a finish as pickled, bright-annealed, or cold-dr
17、awn.10. Sampling10.1 Lot:10.1.1 A lot for chemical analysis shall consist of one heat.10.1.2 A lot for mechanical properties shall consist of thesame gage of each heat in each heat treatment charge.10.2 Test Material Selection:10.2.1 Chemical AnalysisRepresentative samples shall betaken during pouri
18、ng or subsequent processing.10.2.1.1 Check analysis shall be wholly the responsibilityof the purchaser.10.2.2 Mechanical PropertiesSamples of the material toprovide test specimens shall be taken from such locations ineach lot as to be representative of that lot.11. Number of Tests11.1 Chemical Analy
19、sisOne test per lot.11.2 Mechanical PropertiesOne test per lot.12. Specimen Preparation12.1 Tension test specimens shall be taken from materialafter final heat treatment and cold drawing. The tension testspecimens shall conform to the appropriate sections of TestMethods E8.13. Test Methods13.1 The c
20、hemical composition and mechanical propertiesof the material as enumerated in this specification shall, in caseof disagreement, be determined in accordance with the follow-ing methods:Test ASTM DesignationsChemical analysisTensionE 1473AE8AIron shall be determined arithmetically by difference.14. In
21、spection14.1 If specified, source inspection of the material by thepurchaser at the manufacturers plant shall be made as agreedupon between the purchaser and the manufacturer as part of thepurchase contract.15. Rejection and Rehearing15.1 Material that fails to conform to the requirements ofthis spe
22、cification 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.TABLE 1 Chemical RequirementsElementComposition, %UNS N08026 UNS N08020 UNS N080
23、24Carbon, max 0.03 0.07 0.03Manganese, max 1.00 2.00 1.00Phosphorus, max 0.03 0.045 0.035Sulfur, max 0.03 0.035 0.035Silicon, max 0.50 1.00 0.50Nickel 33.00 to 37.20 32.00 to 38.00 35.00 to 40.00Chromium 22.00 to 26.00 19.00 to 21.00 22.50 to 25.00Molybdenum 5.00 to 6.70 2.00 to 3.00 3.50 to 5.00Cop
24、per 2.00 to 4.00 3.00 to 4.00 0.50 to 1.50Columbium (Nb)+ tantalum. 8 3 carbon-1.00 0.15 to 0.35Nitrogen 0.10 to 0.16 . .Iron remainderAremainderAremainderAABy difference.TABLE 2 Mechanical PropertiesCondition Diameter, in. (mm)Tensile Strength, psi(MPa)Annealed Over 0.006 to 0.019 115 000 (790) max
25、(0.152 to 0.483), inclOver 0.019 to 0.049 110 000 (760) max(0.483 to 1.245), inclOver 0.049 to 0.099 105 000 (720) max(1.245 to 2.515), inclOver 0.099 (2.515) 100 000 (690) maxCold-drawnAOver 0.030 to 0.125(0.762 to 3.175), incl120 000 to 150 000(830 to 1030)Over 0.125 (3.175) 110 000 to 140 000(760
26、 to 970)AWire ordered in the cold-drawn condition can be supplied to higher tensilestrength levels as specified by the purchaser.TABLE 3 Permissible Variations in DiameterDiameter, in.Permissible Variations in Diameter,6,in.ACold-DrawnConditionAnnealedCondition0.312 to 0.044 incl 0.001 0.002Under 0.
27、044 to 0.033, incl 0.0008 0.0013Under 0.033 to 0.024, incl 0.0005 0.0008Under 0.024 to 0.012, incl 0.0004 .Under 0.012 to 0.008, incl 0.0003 .Under 0.008 to 0.006, incl 0.0002 .Diameter, mmPermissible Variations in Diameter,6,mmACold-DrawnConditionAnnealedCondition7.925 to 1.118, incl 0.0254 0.0508U
28、nder 1.118 to 0.838, incl 0.0203 0.0330Under 0.838 to 0.610, incl 0.0127 0.0203Under 0.610 to 0.305, incl 0.0102 .Under 0.305 to 0.203, incl 0.0076 .Under 0.203 to 0.152, incl 0.0051 .AThe wire shall not be out-of-round more than one half the total permissiblevariation specified above.B47507216. Cer
29、tification16.1 When specified in 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 specific
30、ation require-ments. When specified in the purchase order or contract, areport of the test results shall be furnished.17. Product Marking17.1 The size of the wire, ASTM specification number,grade or UNS number, heat number, and name or trademark ofthe manufacturer shall be marked on a tag securely a
31、ttached toeach coil or spool.18. Packaging and Package Marking18.1 Each coil or spool shall be one continuous length ofwire, properly coiled or spooled, and firmly tied. Unlessotherwise specified, coils shall be placed in drums or shall bepaper-wrapped, and spools shall be packaged in such a mannera
32、s to assure safe delivery to their destination when properlytransported by any common carrier.19. Keywords19.1 UNS N08020; UNS N08024; UNS N08026; wireSUMMARY OF CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue(B 475 - 96 (2002)e1) that may i
33、mpact the use of this standard. (Approved May 1, 2007.)(1) Added reference to Specification B 880 and removedprevious Table 2 and renumbered remaining tables.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standa
34、rd. 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 reviewe
35、d every five years andif not revised, either reapproved or withdrawn. 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
36、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 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).B475073
