1、Designation:A81806(Reapproved 2016)Standard Specification forCoppered Carbon Steel Wire1This standard is issued under the fixed designation A818;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in pa
2、rentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 This specification covers coppered carbon steel wiresupplied in co
3、ils for general use.It may be produced harddrawn,annealed in process,or annealed at finish size.Thecoating is very thin and is not designed for protection againstcorrosion.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are provided forinformat
4、ion only.2.Referenced Documents2.1 ASTM Standards:2A370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA510 Specification for General Requirements for Wire Rodsand Coarse Round Wire,Carbon SteelA700 Guide for Packaging,Marking,and Loading Methodsfor Steel Products for ShipmentE2
5、9 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications2.2 U.S.Federal Standard:Fed.Std.No.123 Marking for Shipments(Civil Agencies)32.3 U.S.Military Standards:MIL-STD-129 Marking for Shipment and Storage33.Terminology3.1 Definitions of Terms Specific to This
6、 Standard:3.1.1 annealed coppered wirewire that may be either3.1.2 annealed-in-process wireat some stage before appli-cation of the copper,the steel wire is thermally treated andsubsequently coated with copper and redrawn.coated withcopper,drawn,and annealed at finish size,or drawn,annealedat finish
7、 size and then coppered.3.1.3 carbon steelsteel that has no minimum contentspecified or required for aluminum,chromium,cobalt,columbium,molybdenum,nickel,titanium,tungsten,vanadium,or zirconium or any other element added to obtaina desired alloying effect;steel that has the specified minimumcopper c
8、ontent that does not exceed 0.40%;or the maximumcontent for any of the following elements that does not exceedthese percentages:manganese 1.65,silicon 0.60,or copper0.60.3.1.4 coppered steel wireproduced by cold drawing rod orwire that has been immersed in a copper sulfate solution.3.1.5 hard drawn
9、wirewire that is coppered and drawnwithout the use of thermal treatment.4.Ordering Information4.1 Orders for material under this specification shouldinclude the following information:4.1.1 Quantity(weight in pounds),4.1.2 Coated wire diameter,in inches,to the third decimalpoint,4.1.3 Name of materia
10、l(coppered carbon steel wire),4.1.4 Grade of steel,4.1.5 Condition(hard drawn,annealed in process,or an-nealed at finished size),4.1.6 Finish(lustrous or matte),4.1.7 Packaging requirements,and4.1.8 ASTM designation and year of issue.NOTE1A typical ordering description is as follows:40 000 lb,0.148-
11、in.coppered carbon steel wire,Grade 1008,hard drawn,lustrousfinish in 600-lb catch-weight coils on tubular carriers to ASTM A818 .5.Materials and Manufacture5.1 The steel rod from which the wire is drawn shall bemanufactured by the open-hearth,electric-furnace,or basic-oxygen process.5.2 Coppered wi
12、re may be supplied in any of the followingconditions:hard-drawn,annealed-in-process,or annealed.1This specification is under the jurisdiction of ASTM Committee A05 onMetallic-Coated Iron and Steel Products and is the direct responsibility ofSubcommittee A05.12 on Wire Specifications.Current edition
13、approved Nov.1,2016.Published November 2016.Originallyapproved in 1983.Last previous edition approved in 2010 as A818-06(2010).DOI:10.1520/A0818-06R16.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandard
14、s volume information,refer to the standards Document Summary page onthe ASTM website.3Available from Standardization Documents Order Desk,Bldg.4 Section D,700Robbins Ave.,Philadelphia,PA 19111-5094,Attn:NPODS.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2
15、959.United States1 6.Mechanical Properties6.1 The coppered steel wire shall meet the tensile strengthrequirements shown in Table 1 when tested in accordance withMethods A370.6.2 Test specimens found to contain a weld or an obviousdefect shall be discarded and another test specimen obtained toverify
16、conformance to the tensile strength requirements.7.Dimensions and Tolerances7.1 The permissible variation in diameter of the copperedwire as represented by the test specimens shall be as indicatedin Specification A510.8.Coating Requirements8.1 Due to the nature of the process,the thickness of thecopper coating is extremely thin.Therefore,there is norequirement for thickness of coating;the requirement is that thecoating be continuous.8.2 The coppered wire as represented by the test specimensshall
