ASTM B160-2005 Standard Specification for Nickel Rod and Bar《镍条和镍棒标准规范》.pdf

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1、Designation: B 160 05Standard Specification forNickel Rod and Bar1This standard is issued under the fixed designation B 160; 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 indicat

2、es the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification2covers nickel (UNS N02200)*, lowcarbon nickel (UNS N02201)*, and solution strengthenednickel (UNS N02211) in the form of hot-worked and cold-wor

3、ked rod and bar in the conditions shown in Table 1.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only.2. Referenced Documents2.1 ASTM Standards:3B 162 Specification for Nickel Plate, Sheet, and StripB 880 Specification

4、 for General Requirements for ChemicalCheck Analysis of Nickel, Nickel Alloys, and CobaltAlloysE8 Test Methods for Tension Testing of Metallic MaterialsE18 Test Methods for Rockwell Hardness and RockwellSuperficial Hardness of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data

5、toDetermine Conformance with SpecificationsE 140 Hardness Conversion Tables for MetalsE 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 bar, nmaterial of rectangular (flats), hexagonal, orsquar

6、e solid section up to and including 10 in. (254 mm) inwidth and18 in. (3.2 mm) and over in thickness in straightlengths.NOTE 1Hot-worked rectangular bar in widths 10 in. (254 mm) andunder may be furnished as hot-rolled plate with sheared or cut edges inaccordance with Specification B 162, provided t

7、he mechanical propertyrequirements of Specification B 160 are met.3.1.2 rod, nmaterial of round solid section furnished instraight lengths.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and satisfactoryperformance of ma

8、terial ordered under this specification.Examples of such requirements include, but are not limited to,the following:4.1.1 ASTM designation and year of issue.4.1.2 UNS number.4.1.3 SectionRod (round) or bar (square, hexagonal, orrectangular).4.1.4 DimensionsDimensions including length.4.1.5 Condition

9、.4.1.6 Finish.4.1.7 Quantityfeet or number of pieces.4.1.8 Certification State if certification or a report of testresults is required (Section 15).4.1.9 Samples for Product (Check) AnalysisState whethersamples for product (check) analysis should be furnished.4.1.10 Purchaser InspectionIf purchaser

10、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 composition limitsspecified in Table 2.5.2 If a product (check) analysis

11、is performed by thepurchaser, the material shall be done per Specification B 880and the material shall conform to the product (check) analysisvariations defined in Check Analysis Variation table of Speci-fication B 880.6. Mechanical and Other Requirements6.1 Mechanical PropertiesThe material shall c

12、onform tothe mechanical properties specified in Table 1.1This 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 May 1, 2005. Publis

13、hed June 2005. Originallyapproved in 1941. Last previous edition approved in 1999 as B 160 99.2For ASME Boiler and Pressure Vessel Code applications see related Specifi-cation SB-160 in Section II of that Code.* New designations established in accordance withASTM E527 and SAE J1086,Practice for Numb

14、ering Metals and Alloys (UNS).3For 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.1Copyright ASTM International,

15、100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7. Dimensions and Permissible Variations7.1 Diameter, Thickness, or WidthThe permissible varia-tions from the specified dimensions as measured on thediameter or between parallel surfaces of cold-worked rod andbar sha

16、ll be as prescribed in Table 3, and of hot-worked rod andbar as prescribed in Table 4.7.2 Out-of-Round Hot-worked rods and cold-worked rods(except “forging quality”), all sizes, in straight lengths, shallnot be out-of-round by more than one half the total permissiblevariations in diameter shown in T

17、ables 3 and 4, except forhot-worked rods12 in. (12.7 mm) in diameter and under, whichmay be out-of-round by the total permissible variations indiameter shown in Table 4.7.3 CornersCold-worked bars will have practically exactangles and sharp corners.7.4 Machining Allowances for Hot-Worked MaterialsWh

18、en the surfaces of hot-worked products are to be machined,the allowances prescribed in Table 5 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 6.7.5.1 Rods and bars ordered to rando

19、m or 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 Straightness:7.6.1 The permissible variations in straightness of cold-worked rod and bar as determined by the departure fromstraightness

20、 shall be as prescribed in Table 7.7.6.2 The permissible variations in straightness of precisionstraightened cold-worked rod as determined by the departurefrom straightness shall be as prescribed in Table 8.7.6.2.1 In determining straightness in the standard 42-in.(1.07-m) distance between supports

21、or, when specified, inTABLE 1 Mechanical PropertiesCondition and Diameter or DistanceBetween Parallel Surfaces, in. (mm)Tensile Strength, min,psi (MPa)Yield Strength (0.2 % offset),min. psi (MPa)AElongation in 2 in. or 50mm or 4D,min %Nickel (UNS N02200)Cold-worked (as worked):Rounds, 1 (25.4) and u

22、nder 80 000 (550) 60 000 (415) 10BRounds over 1 to 4 (25.4 to 101.6) incl. 75 000 (515) 50 000 (345) 15Squares, hexagons, and rectangles, all sizes 65 000 (450) 40 000 (275) 25BHot-worked:All sections, all sizes 60 000 (415) 15 000 (105) 35CRings and disksD Annealed:Rods and bars, all sizes 55 000 (

23、380) 15 000 (105) 40BRings and disksEForging qualityAll sizesFF FLow-Carbon Nickel (UNS N02201) and Solution Strengthened Nickel (UNS N02211)Hot-worked:All sections, all sizes 50 000 (345) 10 000 (70) 40CAnnealed:All products, all sizes 50 000 (345) 10 000 (70) 40BASee 12.2.BNot applicable to diamet

24、ers or cross sections under332 in. (2.4 mm).CFor hot-worked flats516 in. (7.9 mm) and under in thickness the elongation shall be 25%, min.DHardness B45 to B80, or equivalent.EHardness B45 to B70 or equivalent.FForging quality is furnished to chemical requirements and surface inspection only. No tens

25、ile properties are required.TABLE 2 Chemical RequirementsElementComposition Limits, %Nickel (UNSN02200)Low-CarbonNickel (UNSN02201)SolutionStrengthenedNickel (UNSN02211)Nickel, minA99.0 99.0 93.7Copper, max 0.25 0.25 0.25Iron, max 0.40 0.40 0.75Manganese, max 0.35 0.35 4.25 5.25Carbon, max 0.02 0.02

26、Silicon, max 0.35 0.35 0.15Sulfur, max 0.01 0.01 0.015AElement shall be determined arithmetically by difference.TABLE 3 Permissible Variations in Diameter or DistanceBetween Parallel Surfaces of Cold-Worked Rod and BarSpecified Dimension, in. (mm)APermissible Variations fromSpecified Dimension, in.

27、(mm)+Rounds:116 (1.6) to316 (4.8), excl 0 0.002 (0.05)316 (4.8) to12 (12.7), excl 0 0.003 (0.08)12 (12.7) to1516 (23.8), incl 0.001 (0.03) 0.002 (0.05)Over1516 (23.8) to 11516 (49.2), incl 0.0015 (0.04) 0.003 (0.08)Over 11516 (49.2) to 212 (63.5), incl 0.002 (0.05) 0.004 (0.10)Over 212 (63.5) to 3 (

28、76.2), incl 0.0025 (0.06) 0.005 (0.13)Over 3 (76.2) to 3 (88.9), incl 0.003 (0.08) 0.006 (0.15)Over 312 (88.9) to 4 (101.6), incl 0.0035 (0.09) 0.007 (0.18)Hexagons, squares, rectangles:12 (12.7) and less 0 0.004 (0.10)Over12 (12.7) to78 (22.2), incl 0 0.005 (0.13)Over78 (22.2) to 114 (31.8), incl 0

29、 0.007 (0.18)Over 114 (31.8) to 214 (57.2), incl 0 0.009 (0.23)Over 214 (57.2) to 3 (76.2), incl 0 0.011 (0.28)Over 3 (76.2) to 312 (88.9), incl 0 0.015 (0.38)Over 312 (88.9) to 4 (101.6), incl 0 0.017 (0.43)ADimensions apply to diameter of rounds, to distance between parallel surfacesof hexagons an

30、d squares, and separately to width and thickness of rectangles.B160052determining straightness in lengths not in excess of thoseshown in Table 8, the rod shall be placed on a precision tableequipped with ballbearing rollers and a micrometer or dialindicator. The rod shall then be rotated slowly agai

31、nst theindicator, and the deviation from straightness in any portion ofthe rod between the supports shall not exceed the permissiblevariations prescribed in Table 8. The deviation from straight-ness (throw in one revolution) is defined as the differencebetween the maximum and minimum readings of the

32、 dialindicator in one complete revolution of the rod.7.6.3 The permissible variations in straightness of hot-worked rod and bar as determined by the departure fromstraightness shall be as specified in Table 9.8. Workmanship, Finish, and Appearance8.1 The material shall be uniform in quality and cond

33、ition,smooth, commercially straight or flat, and free of injuriousimperfections.9. Sampling9.1 LotDefinition:9.2 A lot for chemical analysis shall consist of one heat.9.2.1 A lot for mechanical properties testing shall consist ofall material from the same heat, nominal diameter of thickness,and cond

34、ition.9.2.1.1 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.9.3 Test Material Selection:9.3.1 Chemical AnalysisRepresentative samples fromeach lot shall be taken during pouring or subsequent process-ing.9.3.

35、1.1 Product (check) analysis shall be wholly the respon-sibility of the purchaser.9.3.2 Mechanical PropertiesSamples of the material toprovide test specimens for mechanical properties shall be takenfrom such locations in each lot as to be representative of thatlot.10. Number of Tests10.1 Chemical An

36、alysisOne test per lot.10.2 TensionOne test per lot.10.3 HardnessOne test per lot.11. Specimen Preparation11.1 Tension test specimens shall be taken from material inthe final condition and tested in the direction of fabrication.11.1.1 All rod and bar shall be tested in full cross-sectionsize when po

37、ssible. When a full cross-section size test cannotbe performed, the largest possible round specimen shown inTest Methods E8shall be used. Longitudinal strip specimensshall be prepared in accordance with Test Methods E8 forrectangular bar up to12 in. (12.7 mm), inclusive, in thicknessesthat are too w

38、ide to be pulled full size.11.2 Hardness test specimens shall be taken from material inthe final condition.11.3 In order that the hardness determinations may be inreasonable close agreement, the following procedure is sug-gested:11.3.1 For rod, under12 in. (12.7 mm) in diameter, hardnessreadings sha

39、ll be taken on a flat surface prepared by filing orgrinding approximately116 in. (1.6 mm) from the outsidesurface of the rod.11.3.2 For rod,12 in. (12.7 mm) in diameter and larger, andfor hexagonal, square, and rectangular bar, all sizes, hardnessreadings shall be taken on a cross section midway bet

40、ween thesurface and center of the section.12. Test Methods12.1 The chemical composition, mechanical, and otherproperties of the material as enumerated in this specificationshall be determined, in case of disagreement, in accordancewith the following methods:Test ASTM DesignationChemical Analysis E 1

41、473Tension E8Rockwell Hardness E18Hardness Conversion E 140Rounding Procedure E2912.2 For purposes of determining compliance with thespecified limits for requirements of the properties listed in thefollowing table, an observed value or a calculated value shallbe rounded as indicated below, in accord

42、ance with the round-ing method of Practice E29:Test Rounded Unit for ObservedOr Calculated ValueChemical composition, hardness, andtolerances (when expressed indecimals)Nearest unit in the last right-hand placeof figures of the specified limit. If twochoices are possible, as when thedigits dropped a

43、re exactly a 5, or a 5followed only by zeros, choose the oneending in an even digit, with zerodefined as an even digit.Tensile strength and yield strength Nearest 1000 psi (6.9 MPa)Elongation Nearest 1 %13. Inspection13.1 Inspection of the material shall be made as agreed uponbetween the manufacture

44、r and the purchaser as part of thepurchase contract.TABLE 4 Permissible Variations in Diameter or DistanceBetween Parallel Surfaces of Hot-Worked Rod and BarSpecified Dimension, in. (mm)APermissible Variations fromSpecified Dimensions, in. (mm)+Rod and bar, hot-worked:1 (25.4) and under 0.016 (0.41)

45、 0.016 (0.41)Over 1 (25.4) to 2 (50.8), incl 0.031 (0.79) 0.016 (0.41)Over 2 (50.8) to 4 (101.6), incl 0.047 (1.19) 0.031 (0.79)Over 4 (101.6) 0.125 (3.18) 0.063 (1.60)Rod, rough-turned or rough-ground:Under 1 (25.4) 0.005 (0.13) 0.005 (0.13)1 (25.4) and over 0.031 (0.79) 0Forging quality rod:BUnder

46、 1 (25.4) 0.005 (0.13) 0.005 (0.13)1 (25.4) and over 0.031 (0.79) 0ADimensions apply to diameter of rods, to distance between parallel surfaces ofhexagons and squares, and separately to width and thickness of rectangles.BSpot grinding is permitted to remove minor surface imperfections. The depth oft

47、hese spot ground areas shall not exceed 3 % of the diameter of the rod.B16005314. 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 ofdissatisfa

48、ction 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-spected in ac

49、cordance 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 The following information shall be marked on thematerial or included on the package, or on a label or tagattached thereto: The name of the material or UNS Number,heat number, condition (temper), ASTM Specification B 160,the size, gross, tare, and net weight, consignor and consigneeaddress