ASTM B574-2006e1 Standard Specification for Low-Carbon Nickel-Chromium-Molybdenum Low-Carbon Nickel-Molybdenum-Chromium-Tantalum Low-Carbon Nickel-Chromium-Molybdenum-Copper and Lo.pdf

1、Designation: B 574 06e1Standard Specification forLow-Carbon Nickel-Chromium-Molybdenum, Low-CarbonNickel-Molybdenum-Chromium-Tantalum, Low-CarbonNickel-Chromium-Molybdenum-Copper, and Low-CarbonNickel-Chromium-Molybdenum-Tungsten Alloy Rod1This standard is issued under the fixed designation B 574; t

2、he 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. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.T

3、his standard has been approved for use by agencies of the Department of Defense.e1NOTEEditorial changes were made in 6.1, 7.1, and 7.2 in October 2006.1. Scope1.1 This specification2covers rod of low-carbon nickel-chromium-molybdenum alloys (UNS N10276, N06022,N06035, N06455, N06058, and N06059)*, l

4、ow-carbon nickel-molybdenum-chromium-tantalum (UNS N06210), low-carbonnickel-chromium-molybdenum-copper alloy (UNS N06200),and low-carbon nickel-chromium-molybdenum-tungsten(UNS N06686) as shown in Table 1, for use in generalcorrosive service.1.2 The following products are covered under this specifi

5、-cation:1.2.1 Rods516 to34 in. (7.94 to 19.05 mm), exclusive, indiameter, hot or cold finished, solution annealed and pickled, ormechanically descaled.1.2.2 Rods34 to 312 in. (19.05 to 88.9 mm), inclusive, indiameter, hot or cold finished, solution annealed, ground orturned.1.2.3 Rods14 to 312 in. (

6、6.35 to 88.9 mm), inclusive, indiameter, solution annealed, cold finished, as cold finished,ground or turned (N06059 and N06686 only, see Table 2 andTable 3).1.3 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only.1.4 This

7、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/materialas provided

8、 by the manufacturer, to establish appropriatesafety and health practices, and determine the applicability ofregulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:3B 880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCoba

9、lt 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 CompositionE 527 Practice for Numbering Meta

10、ls and Alloys (UNS)E 1473 Test Methods for Chemical Analysis of Nickel,Cobalt, and High-Temperature Alloys3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 rod, na product of round solid section furnished instraight lengths.4. Ordering Information4.1 It is the responsibility of

11、the purchaser to specify allrequirements that 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 should be specified

12、 (Table 4).1This 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 June 1, 2006. Published June 2006. Originallyapproved in 1972. L

13、ast previous edition approved in 2005 as B 574 05.2For ASME Boiler and Pressure Vessel Code applications see related Specifi-cation SB-574 in Section II of that Code.* New designation established in accordance with Practice E 527 and SAEJ1086, Practice for Numbering Metals and Alloys (UNS).3For refe

14、renced 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.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, Wes

15、t Conshohocken, PA 19428-2959, United States.4.1.3 Certification State if certification or a report of testresults is required (Section 15).4.1.4 Purchaser InspectionState which tests or inspec-tions are to be witnessed (Section 13).4.1.5 Samples for Product (Check) AnalysisState whethersamples shou

16、ld be furnished (9.2.2).5. Chemical Composition5.1 The material shall conform to the composition limitsspecified in Table 1.5.2 If a product (check) analysis is made by the purchaser,the material shall conform to the product (check) analysisvariations per Specification B 880.TABLE 1 Chemical Require

17、mentsElementComposition Limits, %AlloyN06035AlloyN10276AlloyN06022AlloyN06455AlloyN06059AlloyN06058AlloyN06200AlloyN06210AlloyN06686Molybdenum 7.609.00 15.017.0 12.514.5 14.017.0 15.016.5 19.0 - 21.0 15.017.0 18.020.0 15.0-17.0Chromium 32.2534.25 14.516.5 20.022.5 14.018.0 22.024.0 20.0- 23.0 22.024

18、.0 18.020.0 19.0-23.0Iron 2.00 max 4.07.0 2.06.0 3.0 max 1.5, max 1.5, max 3.0 max 1.0 max 5.0 maxTungsten 0.60 max 3.04.5 2.53.5 . . 0.3 max . . 3.0-4.4Cobalt, max 1.00 2.5 2.5 2.0 0.3 0.3 max 2.0 max 1.0 .Carbon, max 0.050 0.010 0.015 0.015 0.010 0.010 0.010 0.015 0.010Silicon, max 0.60 0.08 0.08

19、0.08 0.10 0.10 0.08 0.08 0.08Manganese, max 0.50 1.0 0.50 1.0 0.5 0.5 0.5 0.5 0.75Vanadium, max 0.20 0.35 0.35 . . . . 0.35 .Phosphorus, max 0.030 0.04 0.02 0.04 0.015 0.015 0.025 0.02 0.04Sulfur, max 0.015 0.03 0.02 0.03 0.010 0.010 0.010 0.02 0.02Titanium . . . 0.7 max . . . . 0.02-0.25Nickel rema

20、inderAremainderAremainderAremainderABal Bal remainderAremainderAremainderAAluminum 0.40 max . . . 0.10.4 0.40 max 0.50 max . .Copper 0.30 max . . . 0.50 max 0.50 max 1.31.9 . .Tantalum . . . . . . . 1.52.2 .ASee 12.1.1.TABLE 2 Permissible Variations in Diameter and Out-of-Roundness of As Cold Finish

21、ed RodsSpecified Diameter, in. (mm)Permissible Variations, in. (mm)DiameterOut of Roundness, max+14 716 (6.3511.11), incl 0.012 (0.30) 0.012 (0.30) 0.018 (0.46)Over716 58 (11.1115.87), incl 0.014 (0.36) 0.014 (0.36) 0.020 (0.51)Over58 34 (15.8719.05), excl 0.016 (0.41) 0.016 (0.41) 0.024 (0.61)34 31

22、2 (19.0588.9), incl 0.010 (0.25) 0.010 (0.25) 0.010 (0.25)TABLE 3 Mechanical Property Requirements for As Cold Finished RodsAlloy Grade Tensile Strength, min, psi (MPa)Yield Strength (0.2 % Offset), min, psi(MPa)Elongation in 2 in.(50.8 mm) or 4DAmin, %N06059 1 120 (827) 85 (586) 202 135 (931) 125 (

23、862) 203 160 (1103) 150 (1034) 15N06686 1 120 (827) 85 (586) 202 135 (931) 125 (862) 203 160 (1103) 150 (1034) 20AD refers to the diameter of the tension specimen.TABLE 4 Permissible Variations in Diameter and Out-of-Roundness of Hot or Cold Finished, Solution Annealed RodsSpecified Diameter, in. (m

24、m)Permissible Variations, in. (mm)DiameterOut of Roundness, max+516 Hot-Finished, Annealed, and Descaled Rods516 716 (7.9411.11), incl 0.012 (0.30) 0.012 (0.30) 0.018 (0.46)Over716 58 (11.1115.87), incl 0.014 (0.36) 0.014 (0.36) 0.020 (0.51)Over58 34 (15.8719.05), excl 0.016 (0.41) 0.016 (0.41) 0.02

25、4 (0.61)Hot-Finished, Annealed, and Ground or Turned Rods34 312 (19.0588.9), incl 0.010 (0.25) 0 0.008 (0.20)B57406e126. Mechanical Properties and Other Requirements6.1 The mechanical properties of the material at roomtemperature shall conform to those shown in Table 3 andTable 5.7. Dimensions and P

26、ermissible Variations7.1 DiameterThe permissible variations from the speci-fied diameter shall be as prescribed in Table 2 and Table 4.7.2 Out of Roundness The permissible variation in round-ness shall be as prescribed in Table 2 and Table 4.7.3 Machining AllowancesWhen the surfaces of finishedmater

27、ial are to be machined, the following allowances aresuggested for normal machining operations.7.3.1 As-finished (Annealed and Descaled)For diametersof516 to1116 in. (7.94 to 17.46 mm) inclusive, an allowance of116 in. (1.59 mm) on the diameter should be made for finishmachining.7.4 Length:7.4.1 Unle

28、ss multiple, nominal, or cut lengths are specified,random mill lengths shall be furnished.7.4.2 The permissible variations in length of multiple,nominal, or cut length rod shall be as prescribed in Table 6.Where rods are ordered in multiple lengths, a14-in. (6.35-mm)length addition shall be allowed

29、for each uncut multiple length.7.5 Ends:7.5.1 Rods ordered to random or nominal lengths shall befurnished with either cropped or sawed ends.7.5.2 Rods ordered to cut lengths shall be furnished withsquare sawcut or machined ends.7.6 WeightFor calculations of mass or weight, the follow-ing densities s

30、hall be used:Alloy Densitylb/in.3g/cm3N10276 0.321 8.87N06022 0.314 8.69N06035 0.296 8.18N06455 0.312 8.64N06058 0.318 8.80N06059 0.311 8.60N06200 0.307 8.50N06686 0.315 8.73N06210 0.316 8.767.7 Straightness The maximum curvature (depth ofchord) shall not exceed 0.050 in. multiplied by the length of

31、 thechord in feet (0.04 mm multiplied by the length in centimetres).8. Workmanship, Finish, and Appearance8.1 The material shall be uniform in quality and condition,smooth, and free of injurious imperfections.9. Sampling9.1 Lots for Chemical Analysis and Mechanical Testing:9.1.1 A lot for chemical a

32、nalysis shall consist of one heat.9.1.2 A lot of bar for mechanical testing shall be defined asthe material from one heat in the same condition and specifieddiameter.9.2 Sampling for Chemical Analysis:9.2.1 A representative sample shall be obtained from eachheat during pouring or subsequent processi

33、ng.9.2.2 Product (check) analysis shall be wholly the respon-sibility of the purchaser.9.3 Sampling for Mechanical TestingA representativesample shall be taken from each lot of finished material.10. Number of Tests and Retests10.1 Chemical AnalysisOne test per heat.10.2 Tension TestsOne test per lot

34、.10.3 RetestsIf the specimen used in the mechanical test ofany lot fails to meet the specified requirements, two additionalspecimens shall be taken from different sample pieces andtested. The results of the tests on both of these specimens shallmeet the specified requirements.TABLE 5 Mechanical Prop

35、erty Requirements for Hot or Cold Finished, Solution Annealed RodsAlloy Tensile Strength, min, psi (MPa)Yield Strength (0.2 % Offset), min, psi(MPa)Elongation in 2 in.(50.8 mm) or 4DAmin, %N10276 100 000 (690) 41 000 (283) 40N06022 100 000 (690) 45 000 (310) 45N06035 85 000 (586) 35 000 (241) 30N064

36、55 100 000 (690) 40 000 (276) 40N06058 110 000 (760) 52 000 (360) 40N06059 100 000 (690) 45 000 (310) 45N06200 100 000 (690) 45 000 (310) 45N06686 100 000 (690) 45 000 (310) 45N06210 100 000 (690) 45 000 (310) 45AD refers to the diameter of the tension specimen.TABLE 6 Permissible Variations in Leng

37、th of RodsRandom mill lengths 2 to 12 ft (610 to 3660 mm) long with not morethan 25 weight % under 4 ft (1.22 m).Multiple lengths Furnished in multiples of a specified unit length, withinthe length limits indicated above. Foreach multiple, an allowance of14 in. (6.35mm) shall be made for cutting, un

38、lessotherwise specified. At the manufacturersoption, individual specified unit lengths may befurnished.Nominal lengths Specified nominal lengths having a range of notless than 2 ft (610 mm) with no short lengthsallowed.Cut lengths A specified length to which all rods shall be cutwith a permissible v

39、ariation of 618 in. (3.17mm) 0.B57406e1311. Specimen Preparation11.1 Tension test specimens shall be taken from materialafter final heat-treatment and tested in the direction of fabri-cation.11.2 Tension test specimens shall be any of the standard orsubsized specimens shown in Test Methods E8.11.3 I

40、n the event of disagreement, the referee specimenshall be the largest possible round specimen shown in TestMethods E8.12. Test Methods12.1 The chemical composition and mechanical propertiesof the material as enumerated in this specification shall bedetermined, in case of disagreement, in accordance

41、with thefollowing ASTM methods:12.1.1 Chemical AnalysisTest Methods E 1473, For ele-ments not covered by Test Methods E 1473, the referee methodshall be as agreed upon between the manufacturer and thepurchaser. The nickel composition shall be determined arith-metically by difference.12.1.2 Tension T

42、estTest Methods E8.12.1.3 Method of SamplingPractice E55.12.1.4 Determining Significant PlacesPractice E29.12.2 For purposes of determining compliance with thelimits in this specification, an observed value or a calculatedvalue shall be rounded in accordance with the rounding methodof Practice E29:R

43、equirements Rounded Unit for Observed orCalculated ValueChemical composition andtolerancesnearest unit in the last right-hand place offigures of the specified limitTensile strength and yieldstrengthnearest 1000 psi (7 MPa)Elongation nearest 1 %13. Inspection13.1 Inspection of the material shall be m

44、ade as agreed uponby the manufacturer and the purchaser as part of the purchasecontract.14. Rejection and Rehearing14.1 Material that fails to conform to the requirements ofthis specification may be rejected. Rejection should be reportedto the producer or supplier promptly and in writing. In case of

45、dissatisfaction with the results of the test, the producer orsupplier may make claim for a rehearing.15. Certification15.1 When specified in the purchase order or contract, amanufacturers certification shall be furnished to the purchaserstating that material has been manufactured, tested, and in-spe

46、cted in accordance with this specification, and that the testresults on representative samples meet specification require-ments. When specified in the purchase order or contract, areport of the test results shall be furnished.16. Product Marking16.1 Each piece of material12 in. (12.7 mm) and over in

47、diameter shall be marked with the specification number, alloy,heat number, manufacturers identification, and size. Themarkings shall have no deleterious effect on the material or itsperformance and shall be sufficiently stable to withstandnormal handling.16.2 Each bundle or shipping container shall

48、be markedwith the name of the material; this specification number; alloy;the size; gross, tare and net weight; consignor and consigneeaddress; contract or order number; and such other informationas may be defined in the contract or order.17. Keywords17.1 N06022; N06035; N06058; N06059; N06200;N06210

49、; N06455; N06686; N10276; rodAPPENDIX(Nonmandatory Information)X1. HEAT TREATMENTX1.1 Proper heat treatment during or subsequent to fabri-cation is necessary for optimum performance and the manu-facturer shall be consulted for details.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