1、Designation: B166 18Standard Specification forNickel-Chromium-Iron Alloys (UNS N06600, N06601, N06603,N06690, N06693, N06025, N06045, and N06696), Nickel-Chromium-Cobalt-Molybdenum Alloy (UNS N06617), Nickel-Iron-Chromium-Tungsten Alloy (UNS N06674), and Nickel-Chromium-Molybdenum-Copper Alloy (UNS
2、N06235) Rod,Bar, and Wire1This standard is issued under the fixed designation B166; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscr
3、ipt epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope*1.1 This specification2covers nickel-chromium-iron alloys(UNS N06600, N06601, N06603, N06690, N06693, N06025,N06045, and N
4、06696),3nickel-chromium-cobalt-molybdenumalloy (UNS N06617), nickel-iron-chromium-tungsten (UNSN06674) and nickel-chromim-molybdenum-copper alloy(UNS N06235) in the form of hot-finished and cold-workedrounds, squares, hexagons, rectangles, and cold-worked wire.1.2 The values stated in inch-pound uni
5、ts 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.1.3 The following precautionary caveat pertains only to thetest methods portion, Section 12, of this specification: Thisstan
6、dard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to become familiar with all hazards includingthose identified in the appropriate Safety Data Sheet (SDS) forthis product/material as provided by the manuf
7、acturer, toestablish appropriate safety, health, and environmental prac-tices and determine the applicability of regulatory limitationsprior to use.1.4 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision
8、on Principles for 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:4B168 Specification for Nickel-Chromium-Iron Alloys (UNSN06600, N06601, N06603, N06690,
9、 N06693, N06025,N06045, and N06696), Nickel-Chromium-Cobalt-Molybdenum Alloy (UNS N06617), Nickel-Iron-Chromium-Tungsten Alloy (UNS N06674), and Nickel-Chromium-Molybdenum-Copper Alloy (UNS N06235)Plate, Sheet, and Strip)B880 Specification for General Requirements for ChemicalCheck Analysis Limits f
10、or Nickel, Nickel Alloys andCobalt AlloysE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE38 Methods for Chemical Analysis of N
11、ickel-Chromiumand Nickel-Chromium-Iron Alloys (Withdrawn 1989)5E112 Test Methods for Determining Average Grain SizeE140 Hardness Conversion Tables for Metals RelationshipAmong Brinell Hardness, Vickers Hardness, RockwellHardness, Superficial Hardness, Knoop Hardness, Sclero-scope Hardness, and Leeb
12、Hardness1This 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 edition approved Dec. 1, 2018. Published January 2019. Originallyapproved in 1941. L
13、ast previous edition approved in 2011 as B166 11. DOI:10.1520/B0166-18.2For ASME Boiler and Pressure Vessel Code application see related Specifica-tion SB-166 in Section II of that Code.3Designation established in accordance with Practice E527 and SAE J1086,Practice for Numbering Metals and Alloys (
14、UNS).4For referenced ASTM standards, 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.5The last approved version of this historical standard i
15、s referenced onwww.astm.org.*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 StatesThis international standard was developed in accordance with internationally recognized princi
16、ples 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 (TBT) Committee.1E527 Practice for Numbering Metals and Alloys in theUnified Numbering System
17、 (UNS)E1473 Test Methods for Chemical Analysis of Nickel, Co-balt and High-Temperature Alloys2.2 Federal Standards:6Fed. Std. No. 102 Preservation, Packaging and PackingLevelsFed. Std. No. 123 Marking for Shipment (Civil Agencies)Fed. Std. No. 182 Continuous Identification Marking ofNickel and Nicke
18、l-Base Alloys2.3 Military Standard:6MIL-STD-129 Marking for Shipment and Storage3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 bar, nmaterial of rectangular (flats), hexagonal, orsquare solid section up to and including 10 in. (254 mm) inwidth and18 in. (3.2 mm) and over in t
19、hickness in straightlengths.3.1.2 rod, nmaterial of round solid section furnished instraight lengths.3.1.2.1 DiscussionHot-worked rectangular bar in widths10 in. and under may be furnished as hot-rolled plate withsheared or cut edges in accordance with Specification B168,provided the mechanical prop
20、erty requirements of this speci-fication are met.3.1.3 wire, na cold-worked solid product of uniformround cross section along its whole length, supplied in coilform.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and sat
21、isfactoryperformance of material ordered under this specification.Examples of such requirements include, but are not limited to,the following:4.1.1 Alloy Name or UNS Numbersee Table 1,4.1.2 ASTM Designation, including year of issue,4.1.3 SectionRod (round), bar (square, hexagonal, orrectangular), or
22、 wire (round),4.1.4 Condition (see Table 2 and Table 3),4.1.5 Finish,4.1.6 Dimensions, including length (see Tables 4-8),4.1.7 Quantityfeet or number of pieces,4.1.8 CertificationState if certification is required,4.1.9 Samples for Product (Check) AnalysisState whethersamples for product (check) ana
23、lysis shall be furnished, and4.1.10 Purchaser InspectionIf purchaser wishes to wit-ness tests or inspection of material at place of manufacture, thepurchase order must so state indicating which test or inspec-tions are to be witnessed.5. Chemical Composition5.1 The material shall conform to the comp
24、osition limitsspecified in Table 1.5.2 If a product (check) analysis is performed by thepurchaser, the material shall conform to the product (check)analysis variations in Specification B880.6. Mechanical Properties and Other Requirements6.1 Mechanical PropertiesThe material shall conform tothe mecha
25、nical properties specified in Table 2 for rod and barand Table 3 (UNS N06600 and N06690 only) for wire.6.2 Grain Size:6.2.1 Grain size for N06674 shall be 7 or coarser asdetermined in accordance with Test Methods E112.7. Dimensions and Permissible Variations7.1 Diameter, Thickness, or WidthThe permi
26、ssible varia-tions from the specified dimensions as measured on thediameter or between parallel surfaces of cold-worked rod andbar shall be as prescribed in Table 4; of hot-worked rod and baras prescribed in Table 5; and of wire as prescribed in Table 6.7.2 Out-of-RoundHot-worked rods and cold-worke
27、d rods(except “forging quality”) all sizes, in straight lengths, shall notbe out-of-round by more than one half the total permissiblevariations in diameter shown in Table 4 and Table 5, except forhot-worked rods12 in. (12.7 mm) in diameter and under, whichmay be out-of-round by the total permissible
28、 variations indiameter shown in Table 5. Cold-worked wire shall not beout-of-round by more than one-half the total permissiblevariations in diameter shown in Table 6.7.3 CornersCold-worked bars will have practically exactangles and sharp corners.7.4 Machining Allowances for Hot-Worked MaterialsWhen
29、the surfaces of hot-worked products are to be machined,the allowances prescribed in Table 7 are recommended fornormal machining operations.7.5 LengthThe permissible variations in length of cold-worked and hot-worked rod and bar shall be as prescribed inTable 8.7.5.1 Rods and bars ordered to random o
30、r nominal lengthswill be furnished with either cropped or saw-cut ends; materialordered to cut lengths will be furnished with square saw-cut ormachined ends.7.6 StraightnessThe permissible variations in straightnessof cold-worked rod and bar as determined by the departurefrom straightness shall be a
31、s prescribed in Table 9.7.6.1 The permissible variations in straightness of hot-worked rod and bar as determined by the departure fromstraightness shall be as specified in Table 10.8. Workmanship, Finish, and Appearance8.1 The material shall be uniform in quality and condition,smooth, commercially s
32、traight or flat, and free of injuriousimperfections.9. Sampling9.1 LotDefinition:9.1.1 A lot for chemical analysis shall consist of one heat.6Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.B166
33、182TABLE1ChemicalRequirementsAElementCompositionLimits,%Alloy N06600Alloy N06601Alloy N06617Alloy N06674Alloy N06690Alloy N06693Alloy N06025Alloy N06045Alloy N06603Alloy N06696Alloy N06235Nickel72.0min58.063.044.5minremainderB58.0minremainderBremainderB45.0minremainderBremainderBremainderBChromium14
34、.017.021.025.020.024.021.524.527.031.027.031.024.0-26.026.0-29.024.0-26.028.0-32.030.0-32.5Cobalt.10.015.0.1.0maxMolybdenum.8.010.0.1.0-3.05.0-6.2Iron6.010.0remainderB3.0max20.027.07.011.02.56.08.011.021.0-25.08.0-11.02.0-6.01.5maxManganese1.0max1.0max1.0max1.50max0.5max1.0max0.15max1.0max0.15max1.0
35、max0.3-0.65Aluminum.1.01.70.81.5.2.54.01.8-2.4.2.4-3.0.0.2-0.4Carbon0.15max0.10max0.050.150.01max0.05max0.15max0.15-0.250.05-0.120.20-0.400.15max0.02-0.06Copper0.5max1.0max0.5max.0.5max0.5max0.1max0.3max0.50max1.5-3.03.5-4.0Silicon0.5max0.5max1.0max1.0max0.5max0.5max0.5max2.5-3.00.50max1.0-2.50.2-0.
36、6Sulfur0.015max0.015max0.015max0.015max0.015max0.01max0.010max0.010max0.010max0.010max0.015maxTitanium.0.6max0.050.20.1.0max0.1-0.2.0.01-0.251.0max0.5maxPhosphorus.0.030max.0.020max0.020max0.20max.0.03maxZirconium.0.01-0.10.0.01-0.10.Yttrium.0.05-0.12.0.01-0.15.Boron.0.006max0.00050.006.Nitrogen.0.0
37、2max.Niobium.0.100.35.0.52.5.1.0maxCerium.0.03-0.09.Tungsten.6.08.0.0.60maxAWhereellipses(.)appearinthistable,thereisnorequirement,andtheelementneedneitherbeanalyzedfornorreported.BElementshallbedeterminedarithmeticallybydifference.B166 183TABLE 2 Mechanical Properties of Rods and BarsCondition and
38、Diameter or DistanceBetween Parallel Surfaces, in. (mm)Tensile Strength,min, psi (MPa)Yield Strength (0.2 %offset), min, psi (MPa)Elongation in 2 in. or50 mm or 4D, min,%UNS N06600:Cold-worked (as worked):Rounds:Under12 (12.7) 120 000 (825) 90 000 (620) 7A12 to 1 (12.7 to 25.4), incl 110 000 (760) 8
39、5 000 (585) 10Over 1 to 212 (25.4 to 63.5), incl 105 000 (725) 80 000 (550) 12Squares, hexagons, and rectangles:14 (6.4) and underOver14 to12 (6.4 to 12.7), excl100 000 (690)95 000 (655)80 000 (550)70 000 (480)5A7Hot worked (as worked):Rounds:14 to12 (6.4 to 12.7), incl 95 000 (655) 45 000 (310) 20O
40、ver12 to 3 (12.7 to 76.2), incl 90 000 (620) 40 000 (275) 25Over 3 (76.2) 85 000 (585) 35 000 (240) 30Squares, hexagons, and rectangles:All sizesRings and disksB85 000 (585)35 000 (240)20Cold-worked (annealed) or hot-worked (annealed):Rods and bars, all sizes 80 000 (550) 35 000 (240) 30ARings and d
41、isksCForging Quality:All sizesDD DUNS N06601:Cold-worked (annealed) or hot-worked (annealed):All products, all sizes 80 000 (550) 30 000 (205) 30Forging Quality:UNS N06617:Cold-worked (annealed) or hot-worked (annealed):All products, all sizes 95 000 (655) 35 000 (240) 35Forging Quality:DD DUNS N066
42、74Cold-worked (annealedE) or hot-worked(annealedE)86 000 (590) 34 000 (235) 30All products, all sizesForging Quality:UNS N06690:Cold-worked (as worked):Rounds:Under12 (12.7) 120 000 (825) 90 000 (620) 7A12 to 1 (12.7 to 25.4), incl 110 000 (760) 85 000 (585) 10Over 1 to 212 (25.4 to 63.5), incl 105
43、000 (725) 80 000 (550) 12Squares, hexagons, and rectangles:14 (6.4) and underOver14 to12 (6.4 to 12.7), excl100 000 (690)95 000 (655)80 000 (550)70 000 (480)5A7Hot worked (as worked):Rounds:14 to12 (6.4 to 12.7), incl 95 000 (655) 45 000 (310) 20Over12 to 3 (12.7 to 76.2), incl 90 000 (620) 40 000 (
44、275) 25Over 3 (76.2) 85 000 (585) 35 000 (240) 30Squares, hexagons, and rectangles:All sizes 85 000 (585) 35 000 (240) 20Rings and disksB Cold-worked (annealed) or hot-worked (annealed):Rods and bars, all sizes 85 000 (586) 35 000 (240) 30ARings and disksCForging Quality:All sizesDD DUNS N06693:Cold
45、-worked (annealed) or hot-worked (annealed):Rods and bars, all sizes 100 000 (690) 50 000 (345) 30Forging Quality:All sizesUNS N06603:Cold-worked (annealed) or hot-worked (annealed):All products, all sizes 94 000 (650) 43 000 (300) 25Forging Quality:All sizesDD DUNS N06025:Cold-worked (annealed) or
46、hot-worked (annealed):All products, all sizes 98 000 (680) 39 000 (270) 30Forging Quality:All sizesUNS N06045:Cold-worked (annealed) or hot-worked (annealed):B166 1849.1.2 A lot for mechanical properties testing and otherrequirements shall consist of all material from the same heat,nominal diameter
47、or thickness, and condition.9.1.2.1 Where material cannot be identified by heat, a lotshall consist of not more than 500 lb (227 kg) of material in thesame size and condition.9.2 Test Material Selection:9.2.1 Chemical AnalysisRepresentative samples fromeach lot shall be taken during pouring or subse
48、quent process-ing.9.2.1.1 Product (check) analysis shall be wholly the respon-sibility of the purchaser.9.2.2 Mechanical Properties and Other RequirementsSamples of the material to provide test specimens for mechani-cal properties and other requirements shall be taken from suchlocations in each lot
49、as to be representative of that lot.TABLE 2 ContinuedCondition and Diameter or DistanceBetween Parallel Surfaces, in. (mm)Tensile Strength,min, psi (MPa)Yield Strength (0.2 %offset), min, psi (MPa)Elongation in 2 in. or50 mm or 4D, min,%All products, all sizes 90 000 (620) 35 000 (240) 35Hot-worked (Annealed):FRods and bars, all sizes 75 000 (517) 30 000 (207) 30Forging Quality:DDAll sizesUNS N06696Cold-worked (annealed and water quenched) orhot
