1、Designation: F 468 06Standard Specification forNonferrous Bolts, Hex Cap Screws, and Studs for GeneralUse1This standard is issued under the fixed designation F 468; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last r
2、evision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification covers the requirement
3、s for commer-cial wrought nonferrous bolts, hex cap screws, and studs 0.250to 1.500 in. inclusive in diameter manufactured from a numberof alloys in common use and intended for general serviceapplications.1.2 Applicable nuts for use with bolts, cap screws, and studscovered by this specification are
4、covered by SpecificationF 467.NOTE 1Acomplete metric companion to Specification F 468 has beendevelopedF 468M; therefore no metric equivalents are presented in thisspecification.2. Referenced Documents2.1 ASTM Standards:2B 154 Test Method for Mercurous Nitrate Test for CopperAlloysB 193 Test Method
5、for Resistivity of Electrical ConductorMaterialsB211 Specification for Aluminum and Aluminum-AlloyBar, Rod, and WireB 565 Test Method for Shear Testing of Aluminum andAluminum-Alloy Rivets and Cold-Heading Wire and RodsB 574 Specification for Low-Carbon Nickel-Chromium-Molybdenum, Low-Carbon Nickel-
6、Molybdenum-Chromium-Tantalum, Low-Carbon Nickel-Chromium-Molybdenum-Copper, and Low-Carbon Nickel-Chromium-Molybdenum-Tungsten Alloy RodD 3951 Practice for Commercial PackagingE8 Test Methods for Tension Testing of Metallic MaterialsE18 Test Methods for Rockwell Hardness and RockwellSuperficial Hard
7、ness of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE34 Test Methods for ChemicalAnalysis ofAluminum andAluminum-Base AlloysE38 Methods for Chemical Analysis of Nickel-Chromiumand Nickel-Chromium-Iron Alloys3E53 Test Method for
8、Determination of Copper in Unal-loyed Copper by GravimetryE54 Test Methods for Chemical Analysis of SpecialBrasses and Bronzes3E55 Practice for Sampling Wrought Nonferrous Metals andAlloys for Determination of Chemical CompositionE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Pho
9、tometric Methods)E75 Test Methods for Chemical Analysis of Copper-Nickeland Copper-Nickel-Zinc AlloysE76 Test Methods for Chemical Analysis of Nickel-CopperAlloys3E92 Test Method for Vickers Hardness of Metallic Mate-rialsE 101 Test Method for Spectrographic Analysis of Alumi-num and Aluminum Alloys
10、 by the Point-to-Plane Tech-nique3E 120 Test Methods for Chemical Analysis of Titanium andTitanium Alloys3E 165 Test Method for Liquid Penetrant ExaminationE 227 Test Method for Optical Emission SpectrometricAnalysis of Aluminum and Aluminum Alloys by thePoint-to-Plane Technique3E 354 Test Methods f
11、or Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron,Nickel, and Cobalt AlloysE 478 Test Methods for Chemical Analysis of CopperAlloysE 1409 Test Method for Determination of Oxygen andNitrogen in Titanium and Titanium Alloys by the Inert GasFusion Technique1This spe
12、cification is under the jurisdiction of ASTM Committee F16 onFasteners and is the direct responsibility of Subcommittee F16.04 on NonferrousFasteners.Current edition approved May 1, 2006. Published May 2006. Originallyapproved in 1976. Last previous edition approved in 2005 as F 468 05a.2For referen
13、ced 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.3Withdrawn.1*A Summary of Changes section appears at the end of this stan
14、dard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.F 467 Specification for Nonferrous Nuts for General UseF 606 Test Methods for Determining the Mechanical Prop-erties of Externally and Internally Threaded Fasteners,Washers, and Riv
15、etsF 1470 Guide for Fastener Sampling for Specified Mechani-cal Properties and Performance Inspection2.2 ASME Standards:4ASME B1.1 Unified Inch Screw Threads (UN and UNRThread Form)ASME B18.2.1 Square and Hex Bolts and Screws, Includ-ing Hex Cap ScrewsASME H35.1 Alloy and Temper Designation Systems
16、forAluminum3. Ordering Information3.1 Orders for fasteners under this specification shall in-clude the following information:3.1.1 Quantity (number of pieces of each item and size),3.1.2 Name of item. For silicon bronze alloy 651, state ifhex cap screw dimensions or roll thread body diameter arerequ
17、ired (see 7.1.2);3.1.3 Size (diameter, threads per inch, length);3.1.4 Alloy number (Table 1). For Ti5, state ClassAor ClassB(Table 1, 6.5, and 6.5.1);3.1.5 Stress relieving, if required (see 4.2.3);3.1.6 Shipment lot testing, as required (see Section 10);3.1.7 Source inspection, if required (see Se
18、ction 14);3.1.8 Certificate of compliance or test report, if required(see Section 16);3.1.9 Additional requirements, if any, to be specified on thepurchase order (see 4.2.1, 4.2.4, 7.3.1, 8.2, 11.1, and 12.1);3.1.10 Supplementary Requirements, if any; and3.1.11 ASTM designation and date of issue.NOT
19、E 2 Example10 000 pieces, Hex Cap Screw, 0.250 in.-20 3 3.00 in., Alloy 270.Furnish Certificate of Compliance, Supplementary Requirement S1,ASTM F 468-XX.4. Materials and Manufacture4.1 Materials:4.1.1 The bolts, cap screws, and studs shall be manufacturedfrom material having a chemical composition
20、conforming tothe requirements in Table 1 and capable of developing therequired mechanical properties for the specified alloy in thefinished fastener. See Specification B 574 for nickel alloys.4.1.2 The starting condition of the raw material shall be atthe discretion of the fastener manufacturer but
21、shall be suchthat the finished products conform to all of the specifiedrequirements.4.2 Manufacture:4.2.1 FormingUnless otherwise specified, the fastenersshall be cold formed, hot formed, or machined from suitablematerial, at the option of the manufacturer.4.2.2 ConditionExcept as provided in 4.2.3,
22、 the fastenersshall be furnished in the following conditions:Alloy ConditionCopper (all alloys) As formed or stress relieved at manufacturersoptionNickel alloys:400 and 405 As formed or stress relieved at manufacturersoption500 Solution annealed and aged625 AnnealedAluminum alloys:2024-T4 Solution t
23、reated and naturally aged6061-T6 Solution treated and artificiallyaged7075-T73 Solution treated and stabilizedTitanium As formed4.2.3 Stress RelievingWhen required, stress relievingshall be specified by the purchaser for nickel alloys 400 and405 and all copper alloys.4.2.4 ThreadsUnless otherwise sp
24、ecified, the threads shallbe rolled or cut at the option of the manufacturer.5. Chemical Composition5.1 Chemical CompositionThe fasteners shall conform tothe requirements as to chemical composition prescribed inTable 1 for the specified alloy.5.2 Manufacturers Analysis:5.2.1 When test reports are re
25、quired on the inquiry orpurchase order (see 3.1.8), the manufacturer shall make indi-vidual analyses of randomly selected finished fasteners fromthe product to be shipped and report the results to thepurchaser, except as provided in 5.2.2. Alternatively, if heatand lot identities have been maintaine
26、d, the analysis of the rawmaterial from which the fasteners have been manufactured maybe reported instead of product analysis.5.2.2 For aluminum fasteners, the manufacturer may furnishinstead a certificate of conformance certifying compliance withthe chemical composition specified in Table 1.5.3 Pro
27、duct Analysis:5.3.1 Product analyses may be made by the purchaser fromfinished products representing each lot. The chemical compo-sition thus determined shall conform to the requirements inTable 1.5.3.2 In the event of disagreement, a referee chemicalanalysis of samples from each lot shall be made i
28、n accordancewith 11.1 and 12.1.4Available from Global Engineering Documents, 15 Inverness Way, EastEnglewood, CO 80112-5704.F468062TABLE 1 Chemical RequirementsComposition, %UNSDesigna-tionNumberCopper and Copper-Base AlloysAlloy General NameAlumi-numCopper,minIron,maxMan-ganese,maxNickel,maxPhos-ph
29、orusSiliconZinc,maxALead,maxTinArsenic,maxC11000 110 ETP copper . . . 99.9 . . . . . . . . . . . . . . . . . . . . . . . . . . .C26000 260 brass . . . 68.571.5 0.05 . . . . . . . . . . . . balance 0.07 . . . . . .C27000 270 brass . . . 63.068.5 0.07 . . . . . . . . . . . . balance 0.10 . . . . . .C4
30、6200 462 naval brass . . . 62.065.0 0.10 . . . . . . . . . . . . balance 0.20 0.51.0 . . .C46400 464 naval brass . . . 59.062.0 0.10 . . . . . . . . . . . . balance 0.20 0.51.0 . . .C51000 510 phosphor bronze . . . balanceA0.10 . . . . . . 0.030.35 . . . 0.30 0.05 4.25.8 . . .C61300 613 aluminum bro
31、nze 6.07.5B2.03.0 0.10 0.15C0.015 0.10 0.05 0.01 0.200.50 . . .C61400 614 aluminum bronze 6.08.0 88.0D1.53.5 1.0 . . . . . . . . . . . . . . . . . . . . .C63000 630 aluminum bronze 9.011.0 78.0D2.04.0 1.5 4.05.5 . . . 0.25 max . . . . . . 0.20 max . . .C64200 642 aluminum silicon bronze 6.37.6 88.65
32、D0.30 0.10 0.25 . . . 1.52.2E0.50 0.05 0.20 max 0.15C65100 651 silicon bronze . . . 96.0D0.8 0.7 . . . . . . 0.82.0 1.5 0.05 . . . . . .C65500 655 silicon bronze . . . 94.8D0.8 1.5 0.6 . . . 2.83.8 1.5 0.05 . . . . . .C66100 661 silicon bronze 0.25 max 94.0D0.25 1.5 . . . . . . 2.83.5 1.5 0.200.8 .
33、. . . . .C67500 675 manganese bronze . . . 57.060.0 0.82.0 0.050.5 . . . . . . . . . balance 0.20 0.51.5 . . .C71000 710 cupro-nickel . . . 74.0D0.60 1.00 19.023.0C. . 1.00 0.05 . .C71500 715 cupro-nickel . . . 65.0D0.400.7 1.00 29.033.0C. . 1.00 0.05 . .AElements shown as balance shall be arithmeti
34、cally computed by deducting the sum of the other named elements from 100.BCopper plus specified elements = 99.8 min; copper plus silver = 88.591.5.CCobalt is to be counted as nickel.DMinimum content of copper plus all other elements with specified limits shall be 99.5 %.EAn alloy containing as high
35、as 2.6 % silicon is acceptable provided the sum of all the elements other than copper, silicon, and iron does not exceed 0.30 %.F468063TABLE 1 ContinuedNickel and Nickel-Base AlloysUNSDesigna-tionNum-berAl-loyGeneralNameAlumi-numCar-bon,maxChro-miumCopperAIron,maxMan-ga-nese,maxNickelAPhos-pho-rus,m
36、axSili-con,maxTita-niumCobalt,maxMolyb-denumSulfur,maxVana-diumTung-stenN10001 335 Ni-Mo . . . 0.05 1.0 max . . . 4.06.0 1.0 balance 0.025 1.00 . . . 2.50 26.030.0 0.030 0.20.4 . . .N10276 276 Ni-Mo-Cr . . . 0.02 14.516.5 . . . 4.07.0 1.00 balance 0.040 0.08 . . . 2.50 15.017.0 0.030 0.35 max 3.04.5
37、N04400 400 Ni-Cu Class A . . . 0.3 . . . balance 2.5 2.0 63.070.0 . . . 0.5 . . .B. 0.024 . .N04405 405 Ni-Cu Class B . . . 0.3 . . . balance 2.5 2.0 63.070.0 . . . 0.5 . . .B. . . 0.0250.060 . . . . . .N05500 500 Ni-Cu-Al 2.303.15 0.25 . . . balance 2.0 1.5 63.070.0 0.5 0.350.85B. 0.01 . .N06059 59
38、 Ni-Cr-Mo 0.10.4 0.010max22.024.0 0.5 max 1.5max0.5maxbalance 0.015max0.10max0.3max15.016.5 0.010 max . . . . . .N06625 625CNi-Cr-Mo-Cb 0.40max0.010 20.023.0 . . . 5.0max0.50 58.0 min 0.015 0.50max0.40 max 1.00max8.010.0 0.015 . . . 3.24.2N06686 686 Ni-Cr-Mo-W . . . 0.010max19.023.0 . . . 5.0max0.75
39、maxbalance 0.04max0.08max0.020.25 15.017.0 0.02 max . . . 3.04.4AElements shown as balance shall be arithmetically computed by deducting the sum of the other named elements from 100.BCobalt is to be counted as nickel.CAlloy 625 material shall be refined using the electroslag remelting process (ESR),
40、 or the vacuum arc remelting process (VAR).F468064TABLE 1 ContinuedComposition, %Aluminum-Base AlloysAUNSDesig-nationNum-berAl-loyGeneralNameAlumi-numBChro-miumCopperIron,maxManga-nese,maxSilicon,maxTita-nium,maxZinc,maxMagne-siumOther Elements,maxEachTo-talA92024 2024 Aluminum 2024 balance 0.10 max
41、 3.84.9 0.50 0.300.9 0.50 0.15C0.25 1.21.8 0.05 0.15A96061 6061 Aluminum 6061 balance 0.040.35 0.150.40 0.7 0.15 0.400.8 0.15 0.25 0.81.2 0.05 0.15A97075 7075 Aluminum 7075 balance 0.180.35 1.22.0 0.50 0.30 0.40 0.20D5.16.1 2.12.9 0.05 0.15AAnalysis shall regularly be made only for the elements spec
42、ified in this table. If, however, the presence of other elementsis suspected or indicated in amounts greater than the specified limits, further analysis shall be made to determine that these elements are not present in excess of the specified limits.BElements shown as balance shall be arithmetically
43、 computed by deducting the sum of the other named elements from 100.CTitanium + zirconium 0.20 %, max.DTitanium + zirconium 0.25 %, max.F468065TABLE 1 ContinuedTitanium and Titanium-Base AlloysAUNSDes-ignationNumberAlloyGeneralNameAlumi-num, AlCar-bon,CIron,FeTita-nium, TiHydro-gen, HNitro-gen,NOxy-
44、gen,OPalla-dium, PdVana-dium, VChro-mium, CrMolyb-denum,MoZirco-nium,ZrTin,SnSilicon, SiRuthe-nium,RuResidualsBeach,maxto-tal,maxR50250 1 Titanium Gr 1 . . . 0.10 0.20 balance 0.0125 0.05 0.18 . . . . . . . . . . . . . . . . . . . . . . . . 0.1 0.4R50400 2 Titanium Gr 2 . . . 0.10 0.30 balance 0.012
45、5 0.05 0.25 . . . . . . . . . . . . . . . . . . . . . . . . 0.1 0.4R50700 4 Titanium Gr 4 . . . 0.10 0.50 balance 0.0125 0.07 0.40 . . . . . . . . . . . . . . . . . . . . . . . . 0.1 0.4R56400 5CTitanium Gr 5C5.56.75 0.10 0.40 balance 0.0125 0.05 0.20 . . . 3.54.5 . . . . . . . . . . . . . . . . . .
46、 0.1 0.4R56401 23 Titanium Ti-6Al-4VELI5.56.5 0.08 0.25 balance 0.0125 0.05 0.13 3.54.5 . . . . . . . . . . . . . . . . . . 0.1 0.4R52400 7 Titanium Gr 7 0.10 0.30 balance 0.0125 0.05 0.25 0.120.25 . . . . . . . . . . . . . . . . . . 0.1 0.4R58640 19 Titanium Ti-38-6-44 3.04.0 0.05 0.30 balance 0.02
47、00 0.03 0.12 0.10D7.58.5 5.56.5 3.54.5 3.54.5 0.10D0.15 0.4R55111 32 Titanium Ti-5-1-1-1 4.55.5 0.08 0.25 balance 0.0125 0.03 0.11 . . . 0.61.4 . . . 0.61.2 0.61.4 0.61.4 0.060.14 . . . 0.1 0.4AAll reported values are maximums, unless a range is specified.BA residual is an element present in a metal
48、 or an alloy in small quantities inherent to the manufacturing process but not added intentionally. Residual elements need not be reported unless a report is specifically requiredby the purchaser.CIdentical chemical requirements apply to both Class A and B as defined in Table 2 and 6.5.DRuthenium an
49、d palladium, or both, may be added to Grade 19 for enhanced corrosion resistance as negotiated between purchaser and vendor. Chemical analysis is not required unless specifically required by thepurchaser.F468066TABLE 2 Mechanical Property RequirementsAlloyMechanicalPropertyMarkingNominalThreadDiameter, in.HardnessAFull-Size TestsBMachined Specimen TestsTensileStrength, ksiYieldStrength,min, ksiCTensileStrength,min, ksiYieldStrengthmin, ksiCElongation in4D,min,%DCopperCu 110 F 468A all 6590
