1、Designation:A71304(Reapproved 2017)Standard Specification forSteel Wire,High-Carbon Spring,for Heat-TreatedComponents1This standard is issued under the fixed designation A713;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year o
2、f 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 covers round carbon spring steel wirein coils intended for the manufacture of mechanical springs andwi
3、re forms that are heat treated(austenitized,quenched,andtempered)after fabrication.1.2 The values stated in inch-pound units are to be regardedas the standard.2.Referenced Documents2.1 ASTM Standards:2A370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA510 Specification for Gen
4、eral Requirements for Wire Rodsand Coarse Round Wire,Carbon SteelA700 Guide for Packaging,Marking,and Loading Methodsfor Steel Products for ShipmentA941 Terminology Relating to Steel,Stainless Steel,RelatedAlloys,and FerroalloysE29 Practice for Using Significant Digits in Test Data toDetermine Confo
5、rmance with SpecificationsE30 Test Methods for ChemicalAnalysis of Steel,Cast Iron,Open-Hearth Iron,and Wrought Iron(Withdrawn 1995)3E112 Test Methods for Determining Average Grain SizeE350 Test Methods for Chemical Analysis of Carbon Steel,Low-Alloy Steel,Silicon Electrical Steel,Ingot Iron,andWrou
6、ght IronE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)2.2 Society of Automotive Engineers Standard:4J 1086 Numbering Metals and Alloys2.3 AIAG Standard:5AIAGB-5 02.00 Primary Metals Identification Tag Applica-tion Standard3.Terminology3.1 Definitions:3.1.1 heat-tre
7、ated componentsmechanical springs or wireforms that are austenitized,quenched,and tempered afterfabrication.3.2 Refer to Terminology A941 for a more detailed descrip-tion of heat-treating terms.4.Ordering Information4.1 It shall be the responsibility of the purchaser to specifyall requirements that
8、are necessary for material under thisspecification.Such requirements include,but are not limited to,the following:4.1.1 Quantity(weight),4.1.2 Name of material(Sections 1 and 7),4.1.3 Diameter(Table 1),4.1.4 Packaging,marking,and loading(Section 12),4.1.5 ASTM designation and date of issue,4.1.6 Spe
9、cial requirements(Sections 8 and 9),and4.1.7 End use.NOTE1A typical ordering description is as follows:Steel Wire,HighCarbon Spring,for Heat-Treated Components,Grade 1070,to ASTMA713 dated _,for Door Closer Springs,30 000 lb,Size 0.250 in.in 500-lb Catch Weight Coils.5.General Requirements for Deliv
10、ery5.1 Material furnished under this specification shall con-form to the applicable requirements of the latest edition ofSpecification A510 unless otherwise specified herein.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the dir
11、ect responsibility of SubcommitteeA01.03 on Steel Rod and Wire.Current edition approved March 15,2017.Published March 2017.Originallyapproved in 1975.Last previous edition approved in 2010 as A713 04(2010).DOI:10.1520/A0713-04R17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orc
12、ontact ASTM Customer Service at serviceastm.org.For Annual 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.4Available from American Society of Mechanical Engin
13、eers(ASME),ASMEInternational Headquarters,Three Park Ave.,New York,NY 10016-5990,http:/www.asme.org.5Available from Automotive Industry Action Group(AIAG),26200 Lahser Rd.,Suite 200,Southfield,MI 48033,http:/www.aiag.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM
14、 International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,
15、Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 6.Materials and Manufacture6.1 The steel shall be made by the open-hearth,basic-oxygen,or electric-furnace process.6.2 The wire,prior to fabrication,shall be thermally treatedor thermally tr
16、eated and drawn.6.3 The condition or wire(metallurgical and mechanicalproperties)to be used is at the discretion of the purchaser andis generally dependent on the severity of the component part tobe formed.7.Chemical Composition7.1 The steel shall conform to the requirements for chemicalcomposition prescribed in Table 2 for the grade ordered.7.2 Achemical composition other than those shown in Table2 may be supplied when agreed upon by the manufacturer andpurchaser.7.3 An analysis of each cast or