1、Designation: B187/B187M 11Standard Specification forCopper, Bus Bar, Rod, and Shapes and General PurposeRod, Bar, and Shapes1This standard is issued under the fixed designation B187/B187M; the number immediately following the designation indicates the yearof original adoption or, in the case of revi
2、sion, 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 Department of Defense.1. Scope*1.1 This specification
3、2establishes the requirements for cop-per conductor bar, rod, and shapes for electrical (bus) applica-tions and rod, bar, and shapes for general applications.1.1.1 The products for electrical (bus) applications shall bemade from the following coppers:3Copper UNS No.3Reference DesignationC10100 OFEC1
4、0200 OFC10300 OFXLPC10400, C10500, C10700 OFSC10920, C10930, C10940 C11000 ETPC11300, C11400, C11500,C11600STPC12000 DLP1.1.1.1 The product may be furnished from any copperlisted unless otherwise specified in the contract or purchaseorder.1.2 The product for general applications shall be made froman
5、y of the coppers in 1.1.1 or the following coppers:Copper UNS No.3Reference DesignationC10800 OFLPC12200 DHP1.2.1 The product may be furnished from any copper listedabove unless otherwise specified in the contract or purchaseorder. Other coppers may be used upon agreement betweensupplier and purchas
6、erer.1.3 UnitsThe values stated in either inch-pound units orin SI units are to be regarded separately as the standard. Withinthe text, the SI units are shown in brackets. The values statedin each system are not exact equivalents; therefore, eachsystem shall be used independently of the other. Combi
7、ningvalues from the two systems may result in nonconformancewith the specification.NOTE 1Material for hot forging will be found in SpecificationB124/B124M.2. Referenced Documents2.1 ASTM Standards:4B124/B124M Specification for Copper and Copper AlloyForging Rod, Bar, and ShapesB170 Specification for
8、 Oxygen-Free Electrolytic CopperRefinery ShapesB193 Test Method for Resistivity of Electrical ConductorMaterialsB216 Specification for Tough-Pitch Fire-Refined CopperRefinery ShapesB224 Classification of CoppersB249/B249M Specification for General Requirements forWrought Copper and Copper-Alloy Rod,
9、 Bar, Shapes andForgingsB577 Test Methods for Detection of Cuprous Oxide (Hy-drogen Embrittlement Susceptibility) in CopperB601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysB900 Practice for Packaging of Copper and Cop
10、per AlloyMill Products for U.S. Government AgenciesE53 Test Method for Determination of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)5E255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical
11、CompositionE478 Test Methods for ChemicalAnalysis of CopperAlloysE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.02 on
12、Rod,Bar, Wire, Shapes and Forgings.Current edition approved April 1, 2011. Published May 2011. Originallyapproved in 1944. Last previous edition approved in 2006 as B187/B187M 06.DOI: 10.1520/B0187_B0187M-11.2For ASME Boiler and Pressure Vessel Code applications, see related Specifi-cation SB-187 in
13、 Section II of that Code.3Refer to Practice E527 for an explanation of the Unified Numbering System.4For 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 Do
14、cument Summary page onthe ASTM website.5Withdrawn. The last approved version of this historical standard is referencedon www.astm.org.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,
15、 United States.E1004 Test Method for Determining Electrical Conductiv-ity Using the Electromagnetic (Eddy-Current) MethodE2575 Test Method for Determination of Oxygen in Copperand Copper Alloys3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B846.3.
16、2 Definitions:3.2.1 bus bar, nincludes material of solid rectangular orsquare cross section or a solid section with two plane parallelsurfaces and round or other simple regularly shaped edges upto and including 12 in. in width and 0.090 in. and over inthickness.3.2.2 bus conductor stock, na bar, rod
17、, or shape of highconductivity copper used to make electrical conductors.3.2.3 bus rod, nincludes solid round and regular polygonsof six and eight sides.3.2.4 bus shapes, na solid section other than regular rod,bar, plate, sheet, strip, or flat wire, that may be oval, half oval,half round, triangula
18、r, pentagonal, or of any special crosssection furnished in straight lengths. Shapes shall not includetube and pipe or other hollow sections.3.3 Definitions of Terms Specific to This Standard:3.3.1 orange peel, nthe surface roughness resulting fromworking metal of large grain size. The surface is sim
19、ilar intexture to that of the outside surface of an orange.4. General Requirements4.1 The following sections of Specification B249/B249Mare a part of this specification:4.1.1 Terminology,4.1.2 Material and Manufacture,4.1.3 Workmanship, Finish, and Appearance,4.1.4 Sampling,4.1.5 Number of Tests and
20、 Retests,4.1.6 Test Methods,4.1.7 Specimen Preparation,4.1.8 Significance of Numerical Limits,4.1.9 Inspection,4.1.10 Rejection and Rehearing,4.1.11 Certification,4.1.12 Test Reports, and4.1.13 Packaging and Package Marking.4.2 Identical sections in this specification supplement thereferenced sectio
21、n.5. Ordering Information5.1 Include the following information in orders for productunder this specification:5.1.1 ASTM specification designation and year of issue,5.1.2 Copper UNS No. (see 7.1 and Table 1),5.1.3 Temper required (see 8.1 and Table 2),5.1.4 Dimensions and form,5.1.5 When product is o
22、rdered for ASME Boiler and Pres-sure Vessel Code applications (see Section 16),TABLE 1 Chemical RequirementsNOTE 1If the type of silver-bearing copper is not specified (that is whether tough pitch, phosphorized, or oxygen-free), any one of the three typesmay be supplied at the option of the manufact
23、urer.Composition % Maximum (Unless shown as a range or minimum)CopperUNS No.Copper(Incl. Silver)Phos-phorusSilver Oxygen Tellurium TinC10100 99.99AminBBBBBC10200 99.95Cmin . . 0.0010 . .C10300 99.95Dmin 0.0010.005 . . . .C10400E99.95Cmin . 8F0.0010 . .C10500E99.95Cmin . 10F0.0010 . .C10700E99.95Cmin
24、 . 25F0.0010 . .C10800 99.95Dmin 0.0050.012 . . . .C10920 99.90 min . . 0.02 . .C10930 99.90 min . 13F0.02 . .C10940 99.90 min . 25F0.02 . .C11000 99.90 min . .G. .C11300H99.90 min . 8FG. .C11400H99.90 min . 10 . .C11500H99.90 min . 16 . .C11600H99.90 min . 25FG. .C12000 99.90 min 0.0040.012 . . . .
25、C12200 99.90 min 0.0150.040 . . . .ACopper value is determined by the difference between the impurity total and 100 %. The copper value is exclusive of Ag.BImpurity maximums in ppm of C10100 shall be: antimony 4, arsenic 5, bismuth 1, cadmium 1, iron 10, lead 5, manganese 0.5, nickel 10, oxygen 5, p
26、hosphorus 3,selenium 3, silver 25, sulfur 15, tellurium 2, tin 2, and zinc 1.CCopper value is determined by the difference between the impurity total and 100 %.DCopper (includes silver) + phosphorus, min.EC10400, C10500, and C10700 are oxygen-free coppers with the addition of a specified amount of s
27、ilver. The compositions of these alloys are equivalent to C10200plus the intentional addition of silver.FValues are minimum silver in Troy ounces per Avoidupois ton (1 oz/ton is equivalent to 0.0034 %).GOxygen and trace elements may vary depending on the process.HC11300, C11400, C11500, and C11600 a
28、re electrolytic tough-pitch copper with silver additions. The compositions of these alloys are equivalent to C11000 plus theintentional addition of silver.B187/B187M 1125.1.6 Shapes; dimensional tolerances required and agreedupon (see 13.3),5.1.7 Quantity; number of pounds, pieces, or footage re-qui
29、red,5.1.8 Length: stock or specific (see 13.5), and5.1.9 When material is purchased for agencies of the U.S.government (see Section 12).5.2 The following options are available and should bespecified in the contract or purchase order when required:5.2.1 Heat identification or traceability details req
30、uired,5.2.2 Hydrogen embrittlement test,5.2.3 Bend test,5.2.4 Certification,5.2.5 Mill test reports,5.2.6 Special packaging requirements,5.2.7 Edges other than finished edges (see 6.2.1.2), and5.2.8 Edge contours other than square edge (see 13.7).6. Materials and Manufacture6.1 Material:6.1.1 The ma
31、terials shall conform to the published compo-sitional requirements of the Copper or Copper Alloy UNS No.designation specified in the ordering information.6.1.2 In the event heat identification or traceability isrequired, the purchaser shall specify the details desired.6.2 Manufacture:6.2.1 Edges:6.2
32、.1.1 Bar shall be furnished with finished edges (see 13.7)unless otherwise specified at the time of order placement.6.2.1.2 Bar may be furnished with sawed edges and de-burred corners upon agreement between the manufacturer orsupplier and the purchaser (see 5.2.7).7. Chemical Composition7.1 The spec
33、ified copper shall conform to the chemicalrequirements prescribed in Table 1.7.2 These specification limits do not preclude the possiblepresence of other elements. Limits for unnamed elements maybe established and analysis required by agreement between themanufacturer or the supplier and the purchas
34、er.8. Temper8.1 Tempers available under this specification and as de-scribed in Classification B601 are as follows:Temper DesignationStandard FormerO60 soft annealH02 half hardH04 hard9. Physical Property Requirements9.1 Electrical ResistivityBar, rod, and shapes of alloysCopper UNS Nos. C10100, C10
35、200, C10300, C10400,C10500, C10700, C10920, C10930, C10940, C11000, C11300,C11400, C11500, C11600, and C12000 shall conform to theelectrical resistivity limits prescribed in Table 2 for specifiedcopper, temper, form, and size when determined in accordancewith Test Method B193.TABLE 2 Mechanical (All
36、 Alloys) and Electrical RequirementsA(Conductor Alloys Only)Temper DesignationDiameter orDistanceBetweenParallelSurfaces, in.Tensile Strength,ksi, MPaBYield Strength,ksi, MPa MinCElongationin 4 3Diameteror Thicknessof SpecimenMin. %DBend TestAngle ofBend Electrical Resistivity,EMax, Vg/m2at 20C (68F
37、)Standard Former Min Max Min C10100C10200, C10400,C10500, C10700,C10920, C10930,C10940, C11000,C11300, C11400,C11500, C11600C10300 C12000RockwellHardnessF Scale,60-kgLoad,116-in.BallO60 SoftannealRod and bar:All sizes 28 195 37 255 8 55C25 180 0.151 76 0.153 28 0.156 14 0.16661 50 maxH04 Hard Rod:Up
38、 to38 10 incl. 45 310 60 410 12 120 0.155 85 0.157 37 0.159 40 0.17031 Over38 10 to1 25 incl.40 275 55 380 12 120 0.155 85 0.157 37 0.159 40 0.17031 80 minOver 1 25 to2 50 incl.35 24050 345 15 120 0.155 85 0.157 37 0.159 40 0.17031 75 minOver 2 50 to3 75 incl.33 230 48 330 15 120 0.154 25 0.155 77 0
39、.159 40 0.17031 65 minOver 3 75 30 205 48 330 15 120 0.154 25 0.155 77 0.159 40 0.17031 Bar:H02 Half Hard Up to38 10 incl.thickness andup to 4 110 incl.in width37.5 260 50 345 10 120 0.155 85 0.157 37 0.159 40 0.17031 80 minAll other sizes 33 230 50 345 15 120 0.154 25 0.155 77 0.159 40 0.17031 65 m
40、inChannels, anglesand shapesNot establishedFF 15 0.154 25 0.155 77 0.159 40 0.17031 ASee 9.1.Bksi = 1000 psi.CLight-straightening operation is permitted.DIn any case, a minimum gage length of 1 in. shall be used.ESee Appendix X1.FSpecial agreement shall be made between the manufacturer or supplier a
41、nd the purchaser.B187/B187M 1139.2 Electrical ResistivityUnless otherwise specified in thecontract or ordering information, the manufacturer has theoption of using Test Method E1004 to determine conformanceto the electrical resistivity limits prescribed in Table 2 forCopper UNS Nos. C10100, C10200,
42、C10300, C10400,C10500, C10700, C10920, C10930, C10940, C11000, C11300,C11400, C11500, C11600, and C12000. In case of dispute, TestMethod B193 shall be used.10. Mechanical Property Requirements10.1 Tensile Requirements:10.1.1 The bars and rod shall conform to the tensile, yield,and elongation require
43、ments of Table 2.10.1.1.1 For shapes, the tensile requirements (if any) shallbe by agreement between the manufacturer and the purchaser.10.2 Rockwell HardnessRockwell hardness tests offer aquick and convenient method of checking copper of anytemper for general conformity to the requirements of tensi
44、lestrength. The approximate Rockwell hardness values for thespecified tempers are given in Table 2 for general informationand assistance in testing.11. Performance Requirements11.1 Bending Requirements:11.1.1 When specified in the contract or purchase order, forbar, bus bar, flat wire, and rod, test
45、 specimens shall withstandbeing bent cold (right way bend) through an angle as specifiedin Table 2 for the specified temper and size without fracture onthe outside of the bent portion and with no evidence of slivers,cracks, orange peel, or similar surface defects being visible tothe unaided eye.11.1
46、.2 The bend shall be made on a radius equal to theminimum cross-sectional dimension of the specimen, and thisdimension shall be radial to the bend.11.1.3 The axis of the bend shall be at an angle of 90 to thedirection of rolling, drawing, or extrusion (right way bend).11.1.4 Edgewise and wrong way b
47、end test requirements forbar or bus bar shall be by agreement between the manufactureror supplier and the purchaser.11.2 Microscopical Examination:11.2.1 Copper UNS Nos. C10100, C10200, C10300,C10400, C10500, C10700, C10800, and C12000 shall besubstantially free of cuprous oxide as determined by Pro
48、cedureA, Microscopical Examination, of Test Methods B577.11.2.2 In lieu of the Microscopic examination for copperC10100, C10200, C10300, C10400, C10500, C10700, C10800the manufacturer has the option to determine the actual oxygencontent of the copper in the final size. If the oxygen level isequal to
49、 or less than 10 ppm, then it is considered free ofcuprous oxide. For Copper C12000 when phosphorus contentis within the specification (0.004 and 0.012%) it should beconsidered substantially free of cuprous oxide. In case ofdispute, testing shall be in accordance with Test MethodE2575.11.2.3 In case of dispute, testing shall be in accordance withProcedure C, Closed Bend Test, of Test Methods B577.11.3 Embrittlement Test:11.3.1 When specified in the contract or purchase o
