TM_A_1003_
_A_1003M_
_15
Designation:A1003/A1003M15Standard Specification forSteel Sheet,Carbon,Metallic-and Nonmetallic-Coated forCold-Formed Framing Members1This standard is issued under the fixed designation A1003/A1003M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers coated steel sheet used in themanufacture of cold-formed framing members,such as,but notlimited to,studs,joists,purlins,girts,and track.1.2 The steel sheet used for cold-formed framing membersincludes metallic-coated,painted metallic-coated,or paintednonmetallic-coated.1.3 The values stated in either inch-pound or SI units shallbe regarded separately as standard.Within the text,SI units areshown in brackets.The values stated in each system are notexact equivalents;therefore,each system shall be used inde-pendently of the other.1.4 Unless the order specifies the“M”designation SIunits,the product shall be furnished to inch-pound 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 this specification.2.Referenced Documents2.1 ASTM Standards:2A463/A463M Specification for Steel Sheet,Aluminum-Coated,by the Hot-Dip ProcessA568/A568M Specification for Steel,Sheet,Carbon,Structural,and High-Strength,Low-Alloy,Hot-Rolled andCold-Rolled,General Requirements forA653/A653M Specification for Steel Sheet,Zinc-Coated(Galvanized)or Zinc-Iron Alloy-Coated(Galvannealed)by the Hot-Dip ProcessA755/A755M Specification for Steel Sheet,Metallic Coatedby the Hot-Dip Process and Prepainted by the Coil-Coating Process for Exterior Exposed Building ProductsA792/A792M SpecificationforSteelSheet,55%Aluminum-Zinc Alloy-Coated by the Hot-Dip ProcessA875/A875M Specification for Steel Sheet,Zinc-5%Alu-minum Alloy-Coated by the Hot-Dip ProcessA879/A879M Specification for Steel Sheet,Zinc Coated bythe Electrolytic Process for Applications Requiring Des-ignation of the Coating Mass on Each SurfaceA902 Terminology Relating to Metallic Coated Steel Prod-uctsA924/A924M Specification for General Requirements forSteel Sheet,Metallic-Coated by the Hot-Dip ProcessA941 Terminology Relating to Steel,Stainless Steel,RelatedAlloys,and FerroalloysA1004/A1004M Practice for Establishing Conformance tothe Minimum Expected Corrosion Characteristics ofMetallic,Painted-Metallic,and Nonmetallic-Coated SteelSheet Intended for Use as Cold Formed Framing MembersA1046/A1046M Specification for Steel Sheet,Zinc-Aluminum-MagnesiumAlloy-Coated by the Hot-Dip Pro-cessA1063/A1063M Specification for Steel Sheet,Twin-RollCast,Zinc-Coated(Galvanized)by the Hot-Dip ProcessD714 Test Method for Evaluating Degree of Blistering ofPaintsD1005 Test Method for Measurement of Dry-Film Thick-ness of Organic Coatings Using MicrometersD1654 Test Method for Evaluation of Painted or CoatedSpecimens Subjected to Corrosive EnvironmentsD4138 Practices for Measurement of Dry Film Thickness ofProtective Coating Systems by Destructive,Cross-Sectioning MeansD4145 Test Method for Coating Flexibility of PrepaintedSheetE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications2.2 ISO Standard:ISO 9223 Corrosion of Metals and AlloysCorrosivity ofAtmospheres-Classification31This specification is under the jurisdiction of ASTM Committee A05 onMetallic-Coated Iron and Steel Products and is the direct responsibility ofSubcommittee A05.11 on Sheet Specifications.Current edition approved Jan.1,2015.Published January 2015.Originallyapproved in 2000.Last previous edition approved in 2014 as A1003/A1003M-14.DOI:10.1520/A1003_A1003M-15.2For 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.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.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 2.3 AISI Standard:Specification for the Design of Cold-Formed Steel StructuralMembers43.Terminology3.1 DefinitionsSee Terminology A902 for definitions ofgeneral terminology relating to metallic-coated steel products,and Terminology A941 for definitions of general terminologyrelating to uncoated steel sheet products.3.2 Definitions of Terms Specific to This Standard:3.2.1 aluminum coating type 1,na coating of aluminumand silicon alloy on steel sheet.3.2.1.1 DiscussionAluminum-coated steel sheet type 1provides protection from corrosion primarily