1、Designation: B 865 04Standard Specification forPrecipitation Hardening Nickel-Copper-Aluminum Alloy(UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock1This standard is issued under the fixed designation B 865; the number immediately following the designation indicates the year oforiginal adopti
2、on 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.1. Scope1.1 This specification covers nickel-copper-aluminum alloy(UNS N05500) in the
3、 form of rounds, squares, hexagons, orrectangles, and forgings and forging stock, manufactured eitherby hot working or cold working, and cold-worked wire.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
4、 Documents2.1 ASTM Standards:2E 8 Test Methods for Tension Testing of Metallic MaterialsE 18 Test Methods for Rockwell Hardness and RockwellSuperficial Hardness of Metallic MaterialsE 29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 112 Test Methods
5、for Determining the Average GrainSizeE 140 Hardness Conversion Tables for MetalsE 602 Test Method for Sharp-Notch Tension Testing withCylindrical SpecimensE 1473 Test Methods for Chemical Analysis of Nickel,Cobalt, and High-Temperature Alloys2.2 Federal Standards:Fed. Std. No. 102 Preservation, Pack
6、aging, and PackingLevelsFed. Std. No. 123 Marking for Shipment (Civil Agencies)Fed. Std. No. 182 Continuous Identification Marking ofNickel and Nickel-Base Alloys2.3 Military Standards:MIL-STD-129 Marking for Shipment and StorageMIL-STD-271 Nondestructive Testing Requirements forMetals3. Terminology
7、3.1 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 thickness in straightlengths.3.1.2 rod, nmaterial of round solid section furnished instraight l
8、engths.3.1.3 wire, na cold-worked solid product of uniformround cross section along its whole length, supplied in coilform.4. Ordering Information4.1 Orders for material to this specification should includethe following information:4.1.1 ASTM designation and year of issue,4.1.2 Alloy name or UNS num
9、ber (see Table 1),4.1.3 Shaperod (round) or bar (square, hexagonal, orrectangular),4.1.3.1 Forging (sketch or drawing),4.1.4 Dimensions, including length, (see Tables 2 and 3),4.1.5 Condition (see Table 4, Table 5, and Table 6),4.1.6 Forging stockSpecify if material is stock for reforg-ing,4.1.7 Fin
10、ish,4.1.8 Quantityfeet or number of pieces, and4.1.9 CertificationState if certification or a report of testresults is required (Section 15),4.1.10 Samples for product (check) analysisState whethersamples for product (check) analysis should be furnished, and4.1.11 Purchaser inspectionIf purchaser wi
11、shes to witnesstests 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 1.1This specification is under the juris
12、diction 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 Feb. 1, 2004. Published February 2004. Originallyapproved in 1995. Last previous edition approved in 1996 as B 86
13、5 96a.2For 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, 100 Barr Harbor Drive, P
14、O Box C700, West Conshohocken, PA 19428-2959, United States.5.2 If a product (check) analysis is performed by thepurchaser, the material shall conform to the product (check)analysis variations in Table 1.6. Mechanical Properties6.1 Mechanical PropertiesThe material in the unagedcondition shall confo
15、rm to the mechanical properties specifiedin Table 4. After aging the material shall conform to themechanical properties specified in Table 5 and Table 6.7. Dimensions and Permissible Variations7.1 Diameter, Thickness, or WidthThe permissible varia-tions from the specified dimensions as measured on t
16、hediameter or between parallel surfaces of cold-worked rod andbar shall be as prescribed in Table 7; of hot-worked rod and baras prescribed in Table 2; and of wire as prescribed in Table 7.7.2 Out-of-RoundHot-worked rods and cold-worked rods(except “forging quality”) of all sizes, in straight length
17、s, shallnot be out-of-round by more than one half the total permissiblevariations in diameter shown in Table 2 and Table 7, except forhot-worked rods12 in. (12.7 mm) in diameter and under, whichmay be cut-of-round by the total permissible variations indiameter shown in Table 2. Cold-worked wire shal
18、l not beout-of-round by more than one-half the total permissiblevariations in diameter shown in Table 7.7.3 EdgesSquare, rectangular, and hexagonal bar and rodshall have angles and corners consistent with commercialpractice.7.4 Machining Allowances for Hot-Worked MaterialsWhen the surfaces of hot-wo
19、rked products are to be machined,the allowances prescribed in Table 8 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 9.7.5.1 Rods and bars ordered to random or nominal lengthswill
20、be furnished with either cropped or saw-cut ends; materialordered to cut lengths will be furnished with square, saw-cut,or machined ends.7.6 Straightness:TABLE 1 Chemical RequirementsElement Composition Limits, %Product (check) analysisvariations, under min orover max, of the specifiedlimit of eleme
21、nt, %NickelA63.0 min 0.45Aluminum 2.303.15 0.20Carbon 0.18 max 0.01Iron 2.0 max 0.05Manganese 1.5 max 0.04Silicon 0.50 max 0.03Titanium 0.350.85 0.03 min0.04 maxSulfur 0.010 max 0.003Copper 27.033.0 0.15 min0.20 maxAThe nickel content shall be determined arithmetically by difference.TABLE 2 Permissi
22、ble Variations in Diameter or DistanceBetween Parallel Surfaces of Hot-Worked Rod and BarASpecified Dimension,Bin. (mm)Permissible Variations fromSpecified Dimensions, in. (mm)Plus MinusRod and bar, hot worked:1 (25.4) and under 0.016 (0.41) 0.016 (0.41)Over 1 (25.4) to 2 (50.8), incl 0.031 (0.79) 0
23、.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 ground:Under 1 (25.4) 0.005 (0.13) 0.005 (0.13)1 (25.4) and over 0.031 (0.79) 0Round rod, semi-smooth, machined:Over 312 (88.9) 0.031 (0.79) 0Round rod, smooth finished,
24、machined:Over 312 (88.9) 0 0.005 (0.13)Forging quality bolt stock (rounds only):14 (6.4),516 (7.9) 0 0.0062 (0.16)38 (9.5),716 (11.1),12 (12.7) 0 0.0066 (0.17)916 (14.3),58 (7.9),1116 (17.5),34(19.1),1316 (20.6),78 (22.2)0 0.0082 (0.21)516 (7.9), 1 (25.4) 0 0.0098 (0.25)1116 to 112 (27.0 to 38.1), i
25、n116 (1.6)increments0 0.0112 (0.28)ANot applicable to forging stock.BDimensions apply to diameter of rods, to distance between parallel surfaces ofhexagons and squares, and separately to width and thickness of rectangles.TABLE 3 Permissible Variations in Straightness of PrecisionStraightened Cold-Wo
26、rked ShaftingSpecified Dimension,in. (mm)Standard DistanceBetween Supports,in. (mm)Permissible VariationsThrow In One RevolutionFrom Straightness,in. (mm)12 (12.7) to1516 (23.8),incl42 (1070) 0.005 (0.13)Over1516 (23.8) to 11516(49.2), incl42 (1070) 0.006 (0.15)Over 11516 (49.2) to 212(63.5), incl42
27、 (1070) 0.007 (0.18)Over 212 (63.5) to 4(101.6), incl42 (1070) 0.008 (0.20)34 (19.0) to1516 (23.8),inclSpecified lengths of 3 to 10ft (0.91 to 3.05 m)0.004 (0.10) plus 0.0025(0.064) for each foot, orfraction thereof, in excessof 3 ft (0.91 m)Over1516 (23.8) to 4(101.6), inclSpecified lengths of 20 f
28、t(6.10 m) and less0.005 (0.13) plus 0.0015(0.038) for each foot, orfraction thereof, in excessof 3 ft (0.91 m)TABLE 4 Mechanical PropertiesUnagedA(Bar, Rod, Forgings)Form ConditionHardnessBrinell3000 kg, maxRockwell, maxRounds,Bhexagons,squares, rectangles, andforgingsHot-worked 245 C23Hexagons Cold
29、-worked 260 C26Rounds:14 (6.4 mm) to 1 in.(25.4 mm), inclCold-worked 280 C29Over 1 (25.4 mm) to 3in. (76.2 mm), inclCold-worked 260 C26Over 3 (76.2 mm) to 4in. (101.6 mm), inclCold-worked 240 C22Rounds, hexagons,squares, rectangles, andforgingsHot-worked or cold-worked and annealed185 B90ANo tensile
30、 tests are required except as provided for in 9.2.3.BRounds over 414 in. (108.0 mm) in diameter shall have hardness of 260 BHN,max.B8650427.6.1 The permissible variations in straightness ofprecision-straightened cold-worked rod and bar as determinedby the departure from straightness shall be as spec
31、ified in Table3.7.6.2 The permissible variations in straightness of hot-worked, cold-worked, rough-turned, and machined rod and baras determined by the departure from straightness shall be asspecified in Table 10.7.6.2.1 In determining straightness in the standard 42-in.(1.07-mm) distance between su
32、pports or, when specified, indetermining straightness in length not in excess of those shownin Table 3, the rod shall be placed on a precision table equippedwith ball bearing rollers and a micrometer or dial indicator. Therod then shall be rotated slowly against the indicator, and thedeviation from
33、straightness in any portion of the rod betweenthe supports shall not exceed the permissible variations pre-scribed in Table 10. The deviation from straightness (throw inone revolution) is defined as the difference between themaximum and minimum readings of the dial indicator in onecomplete revolutio
34、n of the rod.7.7 ForgingDimensions and tolerances shall be as speci-fied on the order, sketch, or drawing.7.8 Forging StockDimensions and tolerances shall be asagreed upon between the purchaser and the manufacturer.TABLE 5 Mechanical PropertiesAge-HardenedA(Bar, Rod, and Forgings)Form ConditionMaxim
35、um SectionThickness, in. (mm)TensileStrength, min,ksi (MPa)Yield StrengthB,0.2 % offset,min, ksi (MPa)ElongationBin 2 in. or 4D,min,%HardnessCBrinell 3000kg, minRockwellC, minRounds,Dhexagons, squares,rectangles, and forgingsEHot-worked and age-hardenedAll sizes 140 (965) 100 (690) 20.0 265 27Rounds
36、 Cold-worked and14 (6.4) to 1 (25.4), incl 145 (1000) 110 (760) 15.0 300 32age-hardened over 1 (25.4) to 3(76.2), incl140 (965) 100 (690) 17.0 280 29over 3 (76.2) to 4(101.6), incl135 (930) 95 (655) 20.0 255 25Hexagons Cold-worked and age-hardened14 (6.4) to 2 (50.8), incl 140 (965) 100 (690) 15.0 2
37、65 27Rounds, hexagons, squares, Annealed and age- Up to 1 (25.4) 130 (895) 90 (620) 20.0 250 24rectangles, and forgings hardenedF1 (25.4) and over 130 (895) 85 (585) 20.0 250 24AAge hardening heat treatment:Age hardening shall be accomplished by holding at an aim temperature of 1100F (595C) for 8 to
38、 16 h followed by furnace cooling to 900F (480C) at a rate of 15to 25F (10 to 15C) per hour and then air cooling. An alternate procedure consists of holding at 1100F (595C) for up to 16 h, furnace cooling to 1000F (540C), holdingfor approximately 6 h, furnace cooling to 900F (480C), holding for appr
39、oximately 8 h, and air cooling to room temperature.(Mill age-hardened products have been precipitation heat treated by the manufacturer and further thermal treatment normally is not required. Hot-worked, cold-worked,or annealed material is normally age hardened by the purchaser after forming or mach
40、ining.)BNot applicable to subsize tensile specimens less than 0.250 in. (6.4 mm) in diameter.CHardness values are given for information only and are not the basis for acceptance or rejection.DRounds over 414 in. (108.0 mm) in diameter shall have an elongation in 2 in. (50.8 mm) or 4D of 17 %, min.EW
41、hen specified, for forged rings and discs, hardness measurements may be utilized in lieu of tensile test.FApplicable to both hot-worked and cold-worked material.TABLE 6 Tensile Strength of Cold-Drawn Wire in CoilsCondition and Size, in. (mm)Tensile Strength, min,ksi (MPa)Cold-worked, as-worked, all
42、sizes 110155 (7601070)ACold-worked and annealed, all sizes 110 (760)BCold-worked, spring temper, as-drawn 0.057 (1.45)and lessC165 (1140)Over 0.057 to 0.114 (1.45 to 2.90), incl 155 (1070)Over 0.114 to 0.229 (2.90 to 5.82), incl 150 (1035)Over 0.229 to 0.312 (5.82 to 7.92), incl 145 (1000)Over 0.312
43、 to 0.375 (7.92 to 9.52), incl 135 (930)Over 0.375 to 0.437 (9.52 to 11.10), incl 125 (860)Over 0.437 to 0.563 (11.10 to 14.30), incl 120 (825)Cold-worked, annealed, and age-hardened,Dall sizes 130 (895)Cold-worked, as drawn, age-hardened,Dall sizes 155 (1070)Cold-worked, spring temper, and age-hard
44、enedDUp to 0.114 (2.90), incl 180 (1240)Over 0.114 to 0.375 (2.90 to 9.52), incl 170 (1170)Over 0.375 to 0.563 (9.52 to 14.30), incl 160 (1105)AMaximum and minimum.BMaximum.CApplicable to material in coil. For material in straightened and cut lengths,deduct 15 ksi (105 MPa) from above values.DAge ha
45、rdening heat treatment:Age hardening shall be accomplished by holding at an aim temperature of1100F (595C) for 8 to 16 h followed by furnace cooling to 900F (480C) at a rateof 15 to 25F (10 to 15C) per hour and then air cooling. An alternate procedureconsists of holding at 1100F (595C) for up to 16
46、h, furnace cooling to 1000F(540C), holding for approximately 6 h, furnace cooling to 900F (480C), holdingfor approximately 8 h, and air cooling to room temperature.(Mill age-hardened products have been precipitation heat treated by themanufacturer and further thermal treatment is not normally requir
47、ed. Hot-worked,cold-worked, or annealed material is normally age hardened by the purchaser afterforming or machining.)TABLE 7 Permissible Variations in Diameter or DistanceBetween Parallel Surfaces of Cold-Worked Rod and BarSpecified Dimension,Ain. (mm)Permissible Variations FromSpecified Dimension,
48、 in. (mm)Plus MinusRounds: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 0.002 (0.05)BOver1516 (23.8) to 11516 (49.2), incl 0 0.003 (0.08)BOver 11516 (49.2) to 212 (63.5), incl 0 0.004 (0.10)BOver 212 (63.5) to 3 (76.2), incl 0 0.0
49、05 (0.13)BOver 3 (76.2) to 312 (88.9), incl 0 0.006 (0.15)BOver 312 (88.9) to 4 (101.6), incl 0 0.007 (0.18)BHexagons, 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 0.007 (0.18)Over 114 (31.8) to 2 (50.8), incl 0 0.009 (0.23)ADimensions apply to diameter of rounds, to distance between parallel surfacesof hexagons and squares, and separately to width and thickness of rectangles.BFor cold-worked, age
