1、Designation:B58712Standard Specification forWelded Brass Tube1This standard is issued under the fixed designation B587;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 parentheses indicates the ye
2、ar of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification establishes the requirements forround,rectangular,and square copper alloy welded tube forgeneral engineering applications.1.2 UnitsValues stated in inch-poun
3、d units are to beregarded as standard.The values given in parentheses aremathematical conversions to SI units,which are provided forinformation only and are not considered standard.1.3 The following hazard statement pertains only to the testmethod described in 18.2.3,18.2.4,18.2.6,and 18.2.7 of this
4、specification:This standard does not purport to address all ofthe safety 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.Refere
5、nced Documents2.1 ASTM Standards:2B153 Test Method for Expansion(Pin Test)of Copper andCopper-Alloy Pipe and TubingB154 Test Method for Mercurous Nitrate Test for CopperAlloysB428 Test Method for Angle of Twist in Rectangular andSquare Copper and Copper Alloy TubeB601 Classification for Temper Desig
6、nations for Copper andCopper AlloysWrought and CastB968/B968M Test Method for Flattening of Copper andCopper-Alloy Pipe and TubeE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-teri
7、alsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE112 Test Methods for Determining Average Grain SizeE243 Practice for Electromagnetic(Eddy-Current)Examina-tion of Copper and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper Alloys for
8、the Determination of Chemical CompositionE478 Test Methods for Chemical Analysis of Copper AlloysE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)3.Terminology3.1 Definitions:3.1.1 average diameter(for round tubes only),nthe aver-age of the maximum and minimum outside
9、 diameters,or themaximum and minimum inside diameters,whichever isapplicable,as determined at any one cross section of the tube.3.1.2 coila length of the product wound into a series ofconnected turns.The unqualified term“coil”as applied to tubeis normally understood as referring to a bunched coil.3.
10、1.2.1 mill lengthlengths that can be conveniently manu-factured in the mills.3.1.2.2 mill lengths with endslengths,including ends,thatcan be conveniently manufactured in the mills.3.1.3 flash or beadweld metal that protrudes beyond thenormal wall,both inside or outside.3.1.4 lengthsstraight pieces o
11、f the product.3.1.4.1 endsstraight pieces,shorter than the nominallength,left over after cutting the product into mill lengths,stock lengths,or specified lengths.They are subject to mini-mum length and maximum weight requirements.3.1.4.2 specificstraight lengths that are uniform in length,as specifi
12、ed,and subject to established tolerances.3.1.4.3 stockstraight lengths that are mill cut and stored inadvance of orders.They are usually subject to establishedtolerances.3.1.5 scarfingthe removing of flash or bead by a cuttingoperation.3.1.6 tubea hollow product of round or any other crosssection,ha
13、ving a continuous periphery.1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipeand Tube.Current edition approved Oct.1,2012.Published November 2012.Originallyapproved in 1973.Last previous editi
14、on approved in 2008 as B587 08.DOI:10.1520/B0587-12.2For 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
15、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 3.1.6.1 weldedproduct made from sheet,strip,or platewith a seam made by welding.3.1.6.2 as-weldeda condition created as a result of shap-in
16、g sheet,strip,or plate into a tubular form and weldingwithout subsequent heat treatment or cold work,or both.3.1.6.3 welded and annealedwelded tube that has beenannealed to produce a uniformed grain size appropriate to thespecified annealed temper.3.1.6.4 welded and cold-drawnwelded tube with internalflash removed by scarfing and subsequently cold-drawn toconform to the specified temper.3.1.6.5 fully finishedwelded tube with internal and pro-cessed to conform to the specified temper.4.Classifica
