ASTM_A_624_-_A_624M_-_13.pdf

Designation:A624/A624M13Standard Specification forTin Mill Products,Electrolytic Tin Plate,Single Reduced1This standard is issued under the fixed designation A624/A624M;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 single-reduced electrolytic tinplate produced from low-carbon cold-reduced steel furnishedin coils and cut sizes for use in the manufacture of cans,closures,crowns,and other products.It is furnished in com-mercially available tin coating weights masses,and is nor-mally supplied with a trimmed edge.1.2 This specification is applicable to orders in eitherinch-pound units(as A624)which is supplied in nominalthicknesses from 0.0061 to 0.0149 in.or SI units as A624Mwhich is supplied in nominal thicknesses from 0.155 to 0.378mm.1.3 The values stated in either inch-pound or SI units are tobe regarded as standard.Within the text,the SI units are shownin brackets.The values stated in each system are not exactequivalents.Therefore,each system must be used indepen-dently of the other.Combining values from the two systemsmay result in nonconformance with this specification.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2A623 Specification for Tin Mill Products,General Require-mentsA623M Specification for Tin Mill Products,General Re-quirements MetricA630 Test Methods for Determination of Tin CoatingWeights for Electrolytic Tin PlateA754/A754M Test Method for Coating Weight(Mass)ofMetallic Coatings on Steel by X-Ray FluorescenceB339 Specification for Pig Tin3.Ordering Information3.1 Orders for product under this specification shall includethe following information,as required and applicable,todescribe adequately the desired product:3.1.1 Name of product(single-reduced electrolytic tin plate)(Section 1),3.1.2 Tin coating weight mass designation and marking,ifany(Section 4,Table 1,and Figs 1 and 2),3.1.3 Surface appearance and finish(Section 5),3.1.4 Chemical treatment(Section 6),3.1.5 Oiling(Section 7),3.1.6 Thickness(Specification A623 A623M)(this mustbe consistent with the intended application),3.1.7 Coil width or cut size in increments of116in.or 1 mm,3.1.8 Where required,rolling direction will be specified oncut sizes and will be indicated by underlining the slit(rollingwidth)dimension,3.1.9 Steel type(Specification A623 A623M),3.1.10 Temper designation(Specification A623 A623M)(this must be consistent with the intended application),3.1.11 Intended application,3.1.12 Quantity in base boxes(SITAs)(see Note 4),3.1.13 On coils,specify minimum or range of acceptableinside diameters.The standard inside diameter is approxi-mately 16 in.if ordered as A624 410 mm if ordered asA624M.Coils should be specified to a maximum coil weightif ordered as A624 mass if ordered as A624M,or maximumoutside diameter or both,3.1.14 Packaging,3.1.15 Special requirements where applicable,J=plate or K=plate,and3.1.16 ASTM specification designation and year of issue.NOTE1A typical ordering description for coils is as follows:1250base boxes,single reduced,electrolytic tin plate,No.20,ATBC,L,T-5CA,7C,0.0088 in.thickness 3114in.by coil,16 in.inside diameter,65in.maximum outside diameter,25 000 lbs maximum coil weight,for 300diameter sanitary open top ends in accordance with Specification A624/A624M-XX.250 SITAs,single reduced electrolytic tin plate,2.2/2.2,ATBC,L,T-5,7C,0.22 mm thickness,794 mm by coil,410 mm inside1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloysand is the direct responsibility of SubcommitteeA01.20 on Tin Mill Products.Current edition approved Oct.1,2013.Published October 2013.Originallyapproved in 1968.Last previous edition approved in 2008 as A624/A624M-081.DOI:10.1520/A0624_A0624M-13.2For 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.*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 diameter,1650 mm maximum outside diameter,11 500 kg maximum coilmass,for 73-mm diameter sanitary open top ends in accordance withSpecification A624/A624M-XX.NOTE2A typical ordering description for cut sizes is as follows:500base boxes,singl