1、Designation: F468 12Standard Specification forNonferrous Bolts, Hex Cap Screws, Socket Head CapScrews, and Studs for General Use1This standard is issued under the fixed designation F468; the number immediately following the designation indicates the year of originaladoption or, in the case of revisi
2、on, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscriptepsilon () 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 cover
3、s the requirements for commer-cial wrought nonferrous bolts, hex cap screws, and studs 0.250to 1.500 in. and socket head cap screws (including socket headcap, button head and flat countersunk head configurations) withnominal thread 0.06 (size 0) through 1.500 in. inclusive indiameter manufactured fr
4、om a number of alloys in commonuse and intended for general service applications.1.2 Applicable nuts for use with bolts, cap screws, and studscovered by this specification are covered by SpecificationF467.NOTE 1A complete metric companion to Specification F468 has beendevelopedF468M; therefore no me
5、tric equivalents are presented in thisspecification.2. Referenced Documents2.1 ASTM Standards:2B154 Test Method for Mercurous Nitrate Test for CopperAlloysB193 Test Method for Resistivity of Electrical ConductorMaterialsB211 Specification for Aluminum and Aluminum-AlloyRolled or Cold Finished Bar, R
6、od, and WireB565 Test Method for Shear Testing of Aluminum andAluminum-Alloy Rivets and Cold-Heading Wire andRodsB574 Specification for Low-Carbon Nickel-Chromium-Molybdenum, Low-Carbon Nickel-Molybdenum-Chromium, Low-Carbon Nickel-Molybdenum-Chromium-Tantalum, Low-Carbon Nickel-Chromium-Molybdenum-
7、Copper, and Low-Carbon Nickel-Chromium-Molybdenum-Tungsten Alloy RodD3951 Practice for Commercial PackagingE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Con
8、formance with SpecificationsE34 Test Methods for Chemical Analysis of Aluminum andAluminum-Base AlloysE38 Methods for Chemical Analysis of Nickel-Chromiumand Nickel-Chromium-Iron Alloys (Withdrawn 1989)3E53 Test Method for Determination of Copper in UnalloyedCopper by GravimetryE54 Test Methods for
9、Chemical Analysis of Special Brassesand Bronzes (Withdrawn 2002)3E55 Practice for Sampling Wrought Nonferrous Metals andAlloys for Determination of Chemical CompositionE62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)3E75 Test Methods for Chemica
10、l Analysis of Copper-Nickeland Copper-Nickel-Zinc Alloys (Withdrawn 2010)3E76 Test Methods for Chemical Analysis of Nickel-CopperAlloys (Withdrawn 2003)3E92 Test Method for Vickers Hardness of Metallic Materials(Withdrawn 2010)3E101 Test Method for SpectrographicAnalysis ofAluminumand Aluminum Alloy
11、s by the Point-to-Plane Technique(Withdrawn 1996)3E120 Test Methods for Chemical Analysis of Titanium andTitanium Alloys (Withdrawn 2003)3E165 Practice for Liquid Penetrant Examination for GeneralIndustryE227 Test Method for Optical Emission SpectrometricAnalysis of Aluminum and Aluminum Alloys by t
12、hePoint-to-Plane Technique (Withdrawn 2002)3E354 Test Methods for Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron,1This specification is under the jurisdiction of ASTM Committee F16 onFasteners and is the direct responsibility of Subcommittee F16.04 on NonferrousF
13、asteners.Current edition approved June 1, 2012. Published November 2012. Originallyapproved in 1976. Last previous edition approved in 2010 as F468 10. DOI:10.1520/F0468-12.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For A
14、nnual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr
15、Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1Nickel, and Cobalt AlloysE478 Test Methods for Chemical Analysis of Copper AlloysE1409 Test Method for Determination of Oxygen and Nitro-gen in Titanium and Titanium Alloys by the Inert GasFusion TechniqueF467 Specification f
16、or Nonferrous Nuts for General UseF606 Test Methods for Determining the Mechanical Proper-ties of Externally and Internally Threaded Fasteners,Washers, Direct Tension Indicators, and RivetsF788/F788M Specification for Surface Discontinuities ofBolts, Screws, and Studs, Inch and Metric SeriesF1470 Pr
17、actice for Fastener Sampling for Specified Me-chanical Properties and Performance Inspection2.2 ASME Standards:4ASME B1.1 Unified Inch Screw Threads (UN and UNRThread Form)ASME B1.3 Screw Thread Gaging System for DimensionalAcceptability Inch Screw Threads (IN, UNR, and UNJ)ASME B18.2.1 Square and H
18、ex Bolts and Screws, IncludingHex Cap ScrewsASME B18.3 Socket Head Cap, Shoulder, and Set Screws Inch SeriesASME H35.1 Alloy and Temper Designation Systems forAluminum2.3 Federal Specifications:QQ-N-286 Nickel-Copper-Aluminum Alloy, Wrought (UNSN05500)3. Ordering Information3.1 Orders for fasteners
19、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 arerequired (see 7.1.2);3.1.3 Size (nominal diameter, threads per
20、inch, thread pitch,thread class, and length);3.1.4 Alloy number (Table 1). ForTi5, 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 Source inspection, if required (see Section 13);3.1.7 Certificate of compliance, conformance, or testreports, if req
21、uired (see Section 15);3.1.8 Additional requirements, if any, to be specified on thepurchase order (see 4.2.1, 4.2.4, 7.3.1, 8.2, 10.1, and 11.1);3.1.9 Supplementary Requirements, if any; and3.1.10 ASTM designation and date of issue.NOTE 2Example10 000 pieces, Hex Cap Screw, 0.250 in.-20 3.00 in., A
22、lloy 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, socket head cap screws andstuds shall be manufactured from material having a chemicalcomposition conforming to the requirements in Table 1, ex
23、ceptas provided in Supplementary Requirement S5, and capable ofdeveloping the required mechanical properties for the specifiedalloy in the finished fastener. See Specification B574 for nickelalloys.4.1.2 The starting condition of the raw material shall be atthe discretion of the fastener manufacture
24、r except as providedin Supplementary Requirement S5, but shall be such that thefinished products conform to all of the specified requirements.4.2 Manufacture:4.2.1 FormingUnless otherwise specified, the fastenersshall be cold formed, hot formed, or machined from suitablematerial, at the option of th
25、e manufacturer.4.2.2 ConditionExcept as provided in 4.2.3 and Supple-mentary Requirement S5, the fasteners shall be furnished in thefollowing conditions:Alloy ConditionCopper (all alloys) As formed or stress relieved at manufacturersoptionNickel alloys:400 and 405 As formed or stress relieved at man
26、ufacturersoption500 Solution annealed and aged625 AnnealedAluminum alloys:2024-T4 Solution treated and naturally aged6061-T6 Solution treated and artificiallyaged7075-T73 Solution treated and stabilizedTitanium As formed4.2.3 Stress RelievingWhen required, stress relieving shallbe specified by the p
27、urchaser for nickel alloys 400 and 405 andall copper alloys.4.2.4 ThreadsUnless otherwise specified, the threads shallbe rolled or cut at the option of the manufacturer.4.2.4.1 Bolts, cap screws and studs shall be rolled or cut atthe option of the manufacturer.4.2.4.2 Socket head cap screws and flat
28、 countersunk headcap screws in sizes up to 1.00 in. inclusive and product lengthsup to 6.00 in. inclusive shall have threads formed by rolling,except by special arrangement with the purchaser. Largerproducts may be rolled or cut at the option of the manufacturer.4.2.4.3 Button head cap screws shall
29、have threads formedby rolling.5. Chemical Composition5.1 Chemical CompositionThe fasteners shall conform tothe requirements as to chemical composition prescribed inTable 1 for the specified alloy, except as provided in Supple-mentary Requirement S5 when specified by the purchaser.5.2 Product Analysi
30、s:5.2.1 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 1.5.2.2 In the event of disagreement, a referee chemicalanalysis of samples from each lot shall be made in accordance
31、with 10.1 and 11.1.4Available from Global Engineering Documents, 15 Inverness Way, EastEnglewood, CO 80112-5704.F468 122TABLE 1 Chemical RequirementsComposition, %UNSDesigna-tionNumberCopper and Copper-Base AlloysAlloy General Name AluminumCopper,minIron,maxManganese,maxNickel,maxPhosphorus SiliconZ
32、inc,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 . . . . . .C46200 462 nav
33、al 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 bronze 6.07.5B2
34、.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 88.65D0.30 0.10 0
35、.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 . . . . . .C67
36、500 675 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 arithmetically comput
37、ed 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 as 2.6 % sil
38、icon is acceptable provided the sum of all the elements other than copper, silicon, and iron does not exceed 0.30 %.F468123TABLE 1 ContinuedNickel and Nickel-Base AlloysUNSDesignationNumberAlloy General NameAlu-mi-numCarbon,maxChro-miumCopperAIron,maxManganese,maxNickelAPhosphorus,maxSilicon,maxTita
39、-niumCobalt,maxMolybde-numSulfur,maxVanadiumTung-stenNio-biumN10001 335 Ni-Mo . . . 0.05 1.0 max . . . 4.06.01.0 balance 0.025 1.00 . . . 2.50 26.030.00.030 0.20.4. .N10276 276 Ni-Mo-Cr . . . 0.02 14.516.5. . . 4.07.01.00 balance 0.040 0.08 . . . 2.50 15.017.00.030 0.35 max 3.04.5.N04400 400 Ni-Cu C
40、lass 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 2.303.150.25 . . . balance 2.0 1.5 63.070.0. 0.5 0.350.85B. 0.01 . . .N06059 59 Ni-Cr-Mo 0.10.40.010max22.024.00.5 max
41、 1.5max0.5maxbalance 0.015max0.10max0.3max15.016.50.010max. . .N06625 625CNi-Cr-Mo-Cb 0.40max0.1020.023.0. 5.0max0.50 58.0min0.015 0.50max0.40max1.00max8.010.00.015 . . . . . . 3.24.2N06686 686 Ni-Cr-Mo-W . . . 0.010max19.023.0. 5.0max0.75maxbalance 0.04max0.08max0.020.2515.017.00.02max. . . 3.04.4.
42、AElements 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), or the vacuum arc remelting process (VAR).Editorially corrected
43、 in January 2008.F468124TABLE 1 ContinuedComposition, %Aluminum-Base AlloysAUNS Desig-nationNumberAlloyGeneralNameAlumi-numBChro-miumCopper Iron, maxManganese,maxSilicon,maxTitanium,maxZinc,maxMagne-siumOther Elements, maxEach TotalA92024 2024 Aluminum2024balance 0.10 max 3.84.9 0.50 0.300.9 0.50 0.
44、15C0.25 1.21.8 0.05 0.15A96061 6061 Aluminum6061balance 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 Aluminum7075balance 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 specified in this table. If, however
45、, 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 computed by deducting the sum o
46、f the other named elements from 100.CTitanium + zirconium 0.20 %, max.DTitanium + zirconium 0.25 %, max.F468125TABLE 1 ContinuedTitanium and Titanium-Base AlloysAUNS Des-ignationNumberAlloyGeneralNameAluminum,AlCarbon,CIron,FeTitanium,TiHydrogen,HNitrogen,NOxygen,OPalladium,PdVanadium,VChromium,CrMo
47、lybdenum,MoZirconium,ZrTin,SnSilicon,SiRuthenium,RuResidualsBeach,maxtotal,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 0.0125 0.05 0.25 . . . . . . . . . . . . . . . . . . . .
48、 . . . . 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 5C5.56.750.10 0.40 balance 0.0125 0.05 0.20 . . . 3.54.5. . . . . . 0.1 0.4R56401 23 Titanium Ti-6Al-4VELI5.56.50.08 0.25 balance 0.0125 0.05 0.
49、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 3.04.00.05 0.30 balance 0.0200 0.03 0.12 0.10D7.58.55.56.53.54.53.54.50.10D0.15 0.4R55111 32 Titanium Ti-5-1-1-1 4.55.50.08 0.25 balance 0.0125 0.03 0.11 . . . 0.61.4. . . 0.61.20.61.40.61.40.060.14. 0.1 0.4AAll reported values are maximums, unless a range is specified.BA residual is an element present in a metal or an alloy in small quantities
