1、Designation: F 468M 06e1Standard Specification forNonferrous Bolts, Hex Cap Screws, and Studs for GeneralUse (Metric)1This standard is issued under the fixed designation F 468M; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the y
2、ear 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.This standard has been approved for use by agencies of the Department of Defense.e1NOTETable 1, Nickel and Nickel-Base All
3、oys was editorially corrected in February 2008.1. Scope*1.1 This specification covers the requirements for commer-cial wrought nonferrous bolts, hex cap screws, and studs innominal thread diameters M6 to M36 inclusive manufacturedfrom a number of alloys in common use and intended forgeneral service
4、applications.1.2 Unless otherwise specified, nuts used on these bolts, capscrews, and studs shall conform to the requirements of Speci-fication F 467M. Nuts shall be of the same alloy group as thefastener on which they are used and shall have a specifiedminimum proof stress equal to or greater than
5、the specifiedminimum tensile strength stress of the fastener on which theyare used.NOTE 1This specification is the metric companion of SpecificationF 468.2. Referenced Documents2.1 ASTM Standards:2B 154 Test Method for Mercurous Nitrate Test for CopperAlloysB 193 Test Method for Resistivity of Elect
6、rical ConductorMaterialsB211M Specification for Aluminum and Aluminum-AlloyBar, Rod, and Wire (Metric)B 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-Molybdenum-Chr
7、omium-Tantalum, Low-Carbon Nickel-Chromium-Molybdenum-Copper, and Low-Carbon Nickel-Chromium-Molybdenum-Tungsten Alloy RodD 3951 Practice for Commercial PackagingE8M Test Methods for Tension Testing of Metallic Mate-rials Metric3E18 Test Methods for Rockwell Hardness of MetallicMaterialsE29 Practice
8、 for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 34 Test Methods for ChemicalAnalysis ofAluminum andAluminum-Base AlloysE 38 Methods for Chemical Analysis of Nickel-Chromiumand Nickel-Chromium-Iron Alloys3E 53 Test Method for Determination of Copper in Unal-loy
9、ed Copper by GravimetryE 54 Test Methods for Chemical Analysis of SpecialBrasses and Bronzes3E55 Practice for Sampling Wrought Nonferrous Metals andAlloys for Determination of Chemical CompositionE 62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E 75 Test Method
10、s for Chemical Analysis of Copper-Nickeland Copper-Nickel-Zinc AlloysE 76 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 by the Point-to-Plane Tech-niq
11、ue3E 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 for Chemical Analysis of High-Te
12、mperature, Electrical, Magnetic, and Other Similar Iron,Nickel, and Cobalt Alloys1This specification 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. Or
13、iginallyapproved in 1979. Last previous edition approved in 2005 as F 468M 05a.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 o
14、nthe ASTM website.3Withdrawn.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.E 478 Test Methods for Chemical Analysis of CopperAlloysE 1409 Test Method for Determinati
15、on of Oxygen andNitrogen in Titanium and Titanium Alloys by the Inert GasFusion TechniqueF 467M Specification for Nonferrous Nuts for General UseMetricF 606M Test Methods for Determining the MechanicalProperties of Externally and Internally Threaded Fasteners,Washers, and Rivets MetricF 1470 Guide f
16、or Fastener Sampling for Specified Mechani-cal Properties and Performance Inspection2.2 ASME Standards:4B 1.13M Metric Screw ThreadsB 18.2.3.1M Metric Hex Cap ScrewsB 18.2.3.5M Metric Hex BoltsH 35.1 Alloy and Temper Designation Systems for Alumi-num3. Ordering Information3.1 Orders for fasteners un
17、der 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 arerequired (see 7.1.2);3.1.3 Dimensions including nominal diameter,
18、 thread pitch,and length;3.1.4 Alloy number (Table 1). For Ti5, state ClassAor ClassB(Table 2, 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 Section 14);3.1.8 Certificate of complianc
19、e 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 specification and year of issue.NOTE 2A typical ordering description is a
20、s follows: 10 000 pieces,Hex Cap Screw, M6 3 1 3 80, Alloy 270. Furnish Certificate ofCompliance, Supplementary Requirement S1, ASTM F 468M-XX.4. Materials and Manufacture4.1 Materials:4.1.1 The bolts, cap screws, and studs shall be manufacturedfrom material having a chemical composition conforming
21、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 shall be su
22、chthat 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, the fasten
23、ersshall be furnished in the following conditions:Alloy ConditionCopper (all alloys): As formed or stress relieved at manufacturers optionNickel alloys:400 and 405 As formed or stress relieved at manufacturers option500 Solution annealed and aged625 AnnealedAluminum alloys:2024-T4 Solution treated a
24、nd naturally aged6061-T6 Solution treated and artificially aged7075-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 specified
25、, 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 required
26、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 maintained, the
27、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 Product An
28、alysis: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 in accor
29、dancewith 11.1 and 12.1.4Available from Global Engineering Documents, 15 Inverness Way, EastEnglewood, CO 80112-5704.F468M06e12TABLE1ChemicalRequirementsComposition,%UNSDesigna-tionNumberCopperandCopper-BaseAlloysAlloyGeneralNameAlumi-numCopper,minIron, maxMan-ganese,maxNickel,maxPhos-phorusSiliconZ
30、inc, maxALead,maxTinArsenic,maxC11000110ETPcopper.99.9.C26000260brass.68.571.50.05.balance0.07.C27000270brass.63.068.50.07.balance0.10.C46200462navalbrass.62.065.00.10.balance0.200.51.0.C46400464navalbrass.59.062.00.10.balance0.200.51.0.C51000510phosphorbronze.balanceA0.10.0.030.35.0.300.054.25.8.C6
31、1300613aluminumbronze6.07.5B2.03.00.100.15C0.0150.100.050.010.200.50.C61400614aluminumbronze6.08.088.0D1.53.51.0.C63000630aluminumbronze9.011.078.0D2.04.01.54.05.5.0.25max.0.20max.C64200642aluminumsiliconbronze6.37.688.65D0.300.100.25.1.52.2E0.500.050.20max0.15C65100651siliconbronze.96.0D0.80.7.0.82
32、.01.50.05.C65500655siliconbronze.94.8D0.81.50.6.2.83.81.50.05.C66100661siliconbronze.94.0D0.251.5.2.83.51.50.200.8.C67500675manganesebronze0.25max57.060.00.82.00.050.5.balance0.200.51.5.C71000710cupro-nickel.74.0D0.601.0019.023.0C.1.000.05.C71500715cupro-nickel.65.0D0.400.71.0029.033.0C.1.000.05.AEl
33、ementsshownasbalanceshallbearithmeticallycomputedbydeductingthesumoftheothernamedelementsfrom100.BCopperplusspecifiedelements=99.8min;copperplussilver=88.591.5.CCobaltistobecountedasnickel.DMinimumcontentofcopperplusallotherelementswithspecifiedlimitsshallbe99.5%.EAnalloycontainingashighas2.6%silico
34、nisacceptableprovidedthesumofalltheelementsotherthancopper,silicon,andirondoesnotexceed0.30%.F468M06e13TABLE1ContinuedNickelandNickel-BaseAlloysUNSDesigna-tionNum-berAl- loyGeneralNameAlumi-numCar- bon, maxChro- miumCopperAIron, maxMan-ga-nese,maxNickelAPhos-pho-rus, maxSili- con, maxTita-niumCobalt
35、, maxMolyb- denumSulfur,maxVana-diumTung-stenNio-biumN10001335Ni-Mo0.051.0max4.06.01.0balance0.0251.002.5026.030.00.0300.20.4.N10276276Ni-Mo-Cr.0.0214.516.54.07.01.00balance0.0400.082.5015.017.00.0300.35max3.04.5.N04400400Ni-CuClassA.0.3.balance2.52.063.070.0.0.5.B.0.024.N04405405Ni-CuClassB.0.3.bal
36、ance2.52.063.070.0.0.5.B.0.0250.060.N05500500Ni-Cu-Al2.303.150.25.balance2.01.563.070.0.0.50.350.85B.0.01.N0605959Ni-Cr-Mo0.10.40.010 max22.024.00.5max1.5 max0.5 maxbalance0.015max0.10 max.0.3max15.016.50.010max.N06625625CNi-Cr-Mo-Cb0.40 max0.1020.023.0.5.0 max0.5058.0min0.0150.50 max0.40max1.00 max
37、8.010.00.015.3.24.2N06686686Ni-Cr-Mo-W.0.010 max19.023.0.5.0max0.75maxbalance0.04max0.08max0.020.25.15.017.00.02max.3.04.4.AElementsshownasbalanceshallbearithmeticallycomputedbydeductingthesumoftheothernamedelementsfrom100.BCobaltistobecountedasnickel.CAlloy625materialshallberefinedusingtheelectrosl
38、agremeltingprocess(ESR),orthevacuumarcremeltingprocess(VAR).EditoriallycorrectedinJanuary2008.F468M06e14TABLE1ContinuedComposition,%Aluminum-BaseAlloysAUNSDesig- nationNum-berAl- loyGeneralNameAlumi-numBChro- miumCopperIron, maxManga-nese,maxSilicon,maxTita-nium,maxZinc,maxMagne-siumOtherElements,ma
39、xEachTotalA920242024Aluminum2024balance0.10max3.84.90.500.300.90.500.15C0.251.21.80.050.15A960616061Aluminum6061balance0.040.350.150.400.70.150.400.80.150.250.81.20.050.15A970757075Aluminum7075balance0.180.351.22.00.500.300.400.20D5.16.12.12.90.050.15AAnalysisshallregularlybemadeonlyfortheelementssp
40、ecifiedinthistable.If,however,thepresenceofotherelementsissuspectedorindicatedinamountsgreaterthanthespecifiedlimits,furtheranalysisshallbemadetodeterminethattheseelementsarenotpresentinexcessofthespecifiedlimits.BElementsshownasbalanceshallbearithmeticallycomputedbydeductingthesumoftheothernamedele
41、mentsfrom100.CTitanium+zirconium0.20%,max.DLead0.40.7%;bismuth0.40.7%.F468M06e15TABLE1ContinuedTitaniumandTitanium-BaseAlloysAUNS Des-ignation NumberAlloyGeneralNameAlumi-num,AlCar- bon,CIron,FeTita-nium,TiHydro- gen,HNitro-gen,NOxy- gen,OPalla-dium,PdVana-dium,VChro-mium,CrMolyb-denum,MoZirco- nium
42、,ZrTin,SnSilicon,SiRuthe-nium,RuResidualsBeach,maxto- tal,maxR502501TitaniumGr1.0.100.20balance0.01250.050.18.0.10.4R504002TitaniumGr2.0.100.30balance0.01250.050.25.0.10.4R507004TitaniumGr4.0.100.50balance0.01250.070.40.0.10.4R564005CTitaniumGr5C5.56.750.100.40balance0.01250.050.203.54.5.0.10.4R5640
43、123TitaniumTi-6Al-4VELI5.56.50.080.25balance0.01250.050.133.54.5.0.10.4R524007TitaniumGr70.100.30balance0.01250.050.250.120.25.0.10.4R5864019TitaniumTi-38-6-443.04.00.050.30balance0.02000.030.120.10D7.58.55.56.53.54.53.54.5.0.10D0.150.4R5511132TitaniumTi-5-1-1-14.55.50.080.25balance0.01250.030.11.0.
44、61.4.0.61.20.61.40.61.40.060.14.0.10.4AAllreportedvaluesaremaximums,unlessarangeisspecified.BAresidualisanelementpresentinametaloranalloyinsmallquantitiesinherenttothemanufacturingprocessbutnotaddedintentionally.Residualelementsneednotbereportedunlessareportisspecificallyrequiredbythepurchaser.CIden
45、ticalchemicalrequirementsapplytobothClassAandBasdefinedinTable2and6.5.DRutheniumandPalladium,orboth,maybeaddedtoGrade19forenhancedcorrosionresistanceasnegotiatedbetweenpurchaserandvendor.Chemicalanalysisisnotrequiredunlessspecificallyrequiredbythepurchaser.F468M06e16TABLE 2 Mechanical Property Requi
46、rementsAlloyMechanicalPropertyMarkingNominalThreadDiameterHardnessAFull-Size TestsBMachined Specimen TestsTensileStrength, MPaYield Strength,min, MPaTensileStrength,min, MPaYield Strengthmin, MPaCElongation in4D,min,%DCopperCu 110 F 468MA all 6590 HRF 205345 70 205 70 15Cu 260 F 468MAB all 5580 HRF
47、410620 345 380 345 35Cu 270 F 468MB all 5580 HRF 410620 345 380 345 35Cu 462 F 468MC all 6590 HRB 345550 170 345 170 20Cu 464 F 468MD all 5575 HRB 345550 105 345 105 25Cu 510 F 468ME 6095 HRB 410620 240 380 205 15Cu 613 F 468MF M16 to M12M14 to M367095 HRB7095 HRB5507605207203453105505203453103030Cu
48、 614Cu 630Cu 642F 468MGF 468MHF 468MJallallall7095 HRB85100 HRB7595 HRB52076069090052076024034524052069052024034524030510Cu 651 F 468MK M6 to M20M24 to M367595 HRB7095 HRB48069038062038027548037036526088Cu 655 F 468ML all 6080 HRB 345550 140 345 105 20Cu 661 F 468MM all 7595 HRB 480690 240 480 240 15Cu 675 F 468MN all 6090 HRB 380590 170 380 170 20Cu 710
