1、Designation:F228203(Reapproved 2015)Standard Specification forQuality Assurance Requirements for Carbon and Alloy SteelWire,Rods,and Bars for Mechanical Fasteners1This standard is issued under the fixed designation F2282;the number immediately following the designation indicates the year oforiginal
2、adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification establishes quality assurance require-ments for the phys
3、ical,mechanical,and metallurgical require-ments for carbon and alloy steel wire,rods,and bars in coilsintended for the manufacture of mechanical fasteners whichincludes:bolts,nuts,rivets,screws,washers,and special partsmanufactured cold.NOTE1The Steel Industry uses the term“quality”to designatechara
4、cteristics of a material which make it particularly well suited to aspecific fabrication and/or application and does not imply“quality”in theusual sense.1.2 Wire size range includes 0.062 to 1.375 in.1.3 Rod size range usually includes732in.(0.219)to4764in.(0.734)and generally offered in164increment
5、s(0.0156).1.4 Bar size range includes38in.(0.375)to 112in.(1.500).1.5 Sizes for wire,rod and bar outside the ranges ofparagraphs 1.2 1.4 may be ordered by agreement betweenpurchaser and supplier.1.6 Material is furnished in many application variations.The purchaser should advise the supplier regardi
6、ng the manu-facturing process and finished product application as appropri-ate.Five application variations are:Cold HeadingRecessed HeadSocket HeadScrapless NutTubular Rivet1.6.1 Wire is furnished for all five application variations.1.6.2 Rod and bar are furnished to the single applicationvariation;
7、Cold Heading.2.Referenced Documents2.1 ASTM Standards:2A29/A29M Specification for General Requirements for SteelBars,Carbon and Alloy,Hot-WroughtA370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA700 Guide for Packaging,Marking,and Loading Methodsfor Steel Products for Shipmen
8、tA751 Test Methods,Practices,and Terminology for Chemi-cal Analysis of Steel ProductsE4 Practices for Force Verification of Testing MachinesE10 Test Method for Brinell Hardness of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE112
9、 Test Methods for Determining Average Grain SizeE381 Method of Macroetch Testing Steel Bars,Billets,Blooms,and ForgingsE407 Practice for Microetching Metals and AlloysE1077 Test Methods for Estimating the Depth of Decarbur-ization of Steel SpecimensF1470 Practice for Fastener Sampling for Specified
10、Me-chanical Properties and Performance InspectionF1789 Terminology for F16 Mechanical Fasteners2.2 AIAG Standard:B-5 Primary Metals Tag Application Standard32.3 IFI Standard:IFI-140 Carbon and Alloy Steel Wire,Rods,and Bars forMechanical Fasteners41This specification is under the jurisdiction of AST
11、M Committee F16 onFasteners and is the direct responsibility of Subcommittee F16.93 on QualityAssurance Provisions for Fasteners.Current edition approved July 1,2015.Published August 2015.Originallyapproved in 2003.Last previous edition approved in 2009 as F2282 03(2009)1.DOI:10.1520/F2282-03R15.2Fo
12、r 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.3Available from Automotive Industry Action Group(AIAG),26200 Lahser R
13、d.,Suite 200,Southfield,MI 48033,http:/www.aiag.org.4Available from Industrial Fasteners Institute(IFI),6363 Oak Tree Blvd,Independence,OH 44131,http:/www.indfast.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 2.4 SAE Standards:J403
14、Chemical Compositions of SAE Carbon Steels5J404 Chemical Compositions of SAE Alloy Steels5J406 Methods of Determining Hardenability of Steels5J415 Definitions of Heat Treating Terms53.Terminology3.1 Definitions:3.1.1 annealinga process of heating to and holding steel ata given temperature for a give
15、n time and then cooling at agiven rate,used to soften or produce changes,or both,in themicrostructure of the steel to enhance formability and reducetensile strength.3.1.2 barsproduced from hot rolled or cast billets orblooms rolled single strand into coils.Bars have a greaterprecision in cross secti
16、on than rods.Size tolerances are inTable 1.Bars are finished as-rolled,annealed or spheroidizeannealed,and in sizes included in 1.4.3.1.3 lapa longitudinal surface discontinuity extendinginto rod,bar,or wire caused by doubling over of metal duringhot rolling.3.1.4 lota quantity of raw material of one size and heatnumber submitted for testing at one time.3.1.5 rodsproduced from hot rolled or cast billets,usuallyrolled in a multiple strand mill to a round cross section thencoiled into one continuo
