ASTM_A_641_-_A_641M_-_09a_2014.pdf

Designation:A641/A641M09a(Reapproved 2014)Standard Specification forZincCoated(Galvanized)Carbon Steel Wire1This standard is issued under the fixed designation A641/A641M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.A superscript 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.Scope*1.1 This specification covers soft,medium,and hard temperzinc-coated(galvanized)carbon steel wire in coils for generaluse.1.2 The supplementary requirements of this specificationcover zinc-coated weights masses for nails,staples,and wirefrom which nails and staples are cut and formed.1.3 This specification is applicable to orders in eitherinch-pound units(as A641)or SI units(as A641M).Valuesstated in either inch-pound units or SI units are to be regardedseparately as the standard.Within the text,the SI units areshown in brackets.The values stated in the two systems are notexact equivalents;therefore,each system shall be used inde-pendent of the other,without combining values in any way.1.4 This specification and some referenced specificationsare expressed in both inch-pound and SI units.If the orderspecifies the applicable“M”specification designation,theproduct shall be furnished to SI units.1.5 The text of this specification references notes andfootnotes which provide explanatory material.These notes andfootnotes(excluding those in tables and figures)shall not beconsidered as requirements of the specification.2.Referenced Documents2.1 ASTM Standards:2A90/A90M Test Method for Weight Mass of Coating onIron and Steel Articles with Zinc or Zinc-Alloy CoatingsA700 Practices for Packaging,Marking,and Loading Meth-ods for Steel Products for Shipment(Withdrawn 2014)3A902 Terminology Relating to Metallic Coated Steel Prod-uctsB6 Specification for ZincE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications3.Terminology3.1 DefinitionsFor definitions of terms used in thisspecification,refer to Terminology A902.4.Classification4.1 TemperThe wire is classified with regard to mechani-cal properties by temper,which is related to tensile strengthand stiffness.The temper designations are soft,medium,andhard.4.2 Zinc CoatingZinc coating on the wire is classified ina number of classes(Class 1,2,3,or A,4,B,5,C(see Table1,Table 2,Table 3,and Table S1.1)and as“regular coating.”NOTE1Class 2 coating has been eliminated since it is no longergenerally specified by users except for nails,staples,and wire from whichnails and staples are cut and formed,as presented in the SupplementaryRequirements.5.Ordering Information5.1 Orders for material under this specification shall includethe following information:5.1.1 Quantity(weight mass),5.1.2 Coated wire diameter,5.1.3 Intended use,when the wire is to be used for nails orstaples(see Supplementary Requirement S1),5.1.4 Class of coating(see Table 1,Table 2,or Table 3(orTable S1.1 when applicable),5.1.5 Temper(soft,medium,or hard)(Table 4 or Table 5),tensile strength-mechanical properties other than specified inTable 4 or Table 5 can be ordered upon agreement between thepurchaser and producer,5.1.6 ASTM designation and year of issue as A641_for inch-pound units,or A641M-_ for SI units.5.1.7 Supplementary Requirements(if required).NOTE2A typical ordering description(inch-pound units)is asfollows:50 000 lb,0.120 in.,zinc-coated wire,Class 1 coating,soft1This 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 approved Nov.1,2014.Published November 2014.Originallyapproved in 1992.Last previous edition approved in 2009 as A641/A641M-09a.DOI:10.1520/A0641_A0641M-09AR14.2For 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 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 Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 temper in 1500lb coils on tubular carriers to ASTM A641_.NOTE3A typical ordering description(SI units)is as follows:50 000kg,3.00 mm.,zinc-coated wire,Class 1 coating,soft temper in 1000kgcoils on tubular carriers to ASTM A641M_.6.Materials and Manufacture6.1 The steel from which the wire is produced shall be madeby any commercially accepted steel making process.6.2 The slab zinc when used shall be any grade of zincconforming to Specification B6.7.Mechanical Pr