1、Designation: B 187/B 187M 06Standard Specification forCopper, Bus Bar, Rod, and Shapes and General PurposeRod, Bar, and Shapes1This standard is issued under the fixed designation B 187/B 187M; the number immediately following the designation indicates the yearof original adoption or, in the case of
2、revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon (e) 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 specific
3、ation2establishes 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
4、OFEC10200 OFC10300 OFXLPC10400, C10500, C10700 OFSC10920, C10930, C10940 C11000 ETPC11300, C11400, C11500,C11600STP1.1.1.1 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 fromany of
5、the coppers in 1.1.1 or the following coppers:Copper UNS No.3Reference DesignationC10800 OFLPC12000 DLPC12200 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 pu
6、rchaserer.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.
7、Combiningvalues from the two systems may result in nonconformancewith the specification.NOTE 1Material for hot forging will be found in SpecificationB 124/B 124M.2. Referenced Documents2.1 ASTM Standards:4B 124/B 124M Specification for Copper and Copper AlloyForging Rod, Bar, and ShapesB 170 Specifi
8、cation for Oxygen-Free Electrolytic CopperRefinery ShapesB 193 Test Method for Resistivity of Electrical ConductorMaterialsB 216 Specification for Tough-Pitch Fire-Refined CopperRefinery ShapesB 224 Classification of CoppersB 249/B 249M Specification for General Requirements forWrought Copper and Co
9、pper-Alloy Rod, Bar, Shapes andForgingsB 577 Test Methods for Detection of Cuprous Oxide (Hy-drogen Embrittlement Susceptibility) in CopperB 601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastB 846 Terminology for Copper and Copper AlloysE53 Test Method for Determi
10、nation of Copper in Unal-loyed Copper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E 255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE 478 Test Methods for Chemical Analysis of CopperAlloysE 527 Pra
11、ctice for Numbering Metals and Alloys (UNS)1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.02 on Rod,Bar, Wire, Shapes, and Forgings.Current edition approved Oct. 1, 2006. Published October 2006. Origi
12、nallyapproved in 1944. Last previous edition approved in 2003 as B 187 03.2For ASME Boiler and Pressure Vessel Code applications, see related Specifi-cation SB-187 in Section II of that Code.3Refer to Practice E 527 for an explanation of the Unified Numbering System.4For referenced ASTM standards, v
13、isit 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.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM Internationa
14、l, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B 846.3.2 Definitions:3.2.1 bus bar, nincludes material of solid rectangular orsquare cross section or a solid se
15、ction 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, or shape of highconductivity copper used to make electrical conductors.3.2.3 bus rod, nincludes solid r
16、ound 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, triangular, pentagonal, or of any special crosssection furnished in straight lengths. Shapes shall not includetube
17、 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 similar intexture to that of the outside surface of an orange.4. General Requirements4.1 The following secti
18、ons of Specification B 249/B 249Mare 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 Retests,4.1.6 Test Methods,4.1.7 Specimen Preparation,4.1.8 Significance of Numerical Limits,4.1.9 Ins
19、pection,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 section.5. Ordering Information5.1 Include the following information in orders for productunder this specific
20、ation: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 ordered for ASME Boiler and Pres-sure Vessel Code applications (see Section 16),5.1.6 Shapes; dimensiona
21、l tolerances required and agreedupon (see 13.3),5.1.7 Quantity; number of pounds, pieces, or footage re-quired,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).TABLE 1 Chemical RequirementsNOTE 1If the type of silver-
22、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 manufacturer.Composition % Maximum (Unless shown as a range or minimum)CopperUNS No.Copper(Incl. Silver)Phos-phorusSilver Oxygen Tellurium TinC1
23、0100 99.99AminBBBBBC10200 99.95Cmin . . 0.0010 . .C10300 99.95Dmin 0.0010.005 . . . .C10400E99.95Cmin . 8F0.0010 . .C10500E99.95Cmin . 10F0.0010 . .C10700E99.95Cmin . 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
24、 . .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 . . . .C12200 99.90 min 0.0150.040 . . . .ACopper value is determined by the difference between the impurity total and 100 %. The copper value
25、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, phosphorus 3,selenium 3, silver 25, sulfur 15, tellurium 2, tin 2, and zinc 1.CCopper value is determined by the difference between the i
26、mpurity total and 100 %.DCopper (includes silver) + phosphorus, min.EC10400, C10500, and C10700 are oxygen-free coppers with the addition of a specified amount of silver. The compositions of these alloys are equivalent to C10200plus the intentional addition of silver.FValues are minimum silver in Tr
27、oy 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 are electrolytic tough-pitch copper with silver additions. The compositions of these alloys are equivalent to C11000 plus theintentional
28、addition of silver.B 187/B 187M 0625.2 The following options are available and should bespecified in the contract or purchase order when required:5.2.1 Heat identification or traceability details required,5.2.2 Hydrogen embrittlement test,5.2.3 Bend test,5.2.4 Certification,5.2.5 Mill test reports,5
29、.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 materials shall conform to the published compo-sitional requirements of the Copper or Copper Alloy UNS
30、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:6.2.1.1 Bar shall be furnished with finished edges (see 13.7)unless otherwise specified at the time of o
31、rder 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 specified copper shall conform to the chemicalrequirements prescribed in Table 1.7.2 These specification
32、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 purchaser.8. Temper8.1 Tempers available under this specification and as de-scribed in Classification B 601
33、are as follows:Temper DesignationStandard FormerO60 soft annealH04 hard9. Physical Property Requirements9.1 Electrical ResistivityBar, rod, and shapes of alloysCopper UNS Nos. C10100, C10200, C10300, C10400,C10500, C10700, C10920, C10930, C10940, C11000, C11300,C11400, C11500, and C11600, shall conf
34、orm to the electricalresistivity limits prescribed in Table 2 for specified copper,temper, form, and size when determined in accordance withTest Method B 193.10. Mechanical Property Requirements10.1 Tensile Requirements:10.1.1 The bars and rod shall conform to the tensile, yield,and elongation requi
35、rements 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 anyTABLE 2 Mechanical (All Alloys) and Electrical Requireme
36、ntsA(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)Standard Former Min Max Min C101
37、00C10200, C10400,C10500, C10700,C10920, C10930,C10940, C11000,C11300, C11400,C11500, C11600C10300RockwellHardnessF Scale,60-kg Load,116-in.BallO60 SoftannealRod and bar:All sizes 28 195 37 255 8 55C25 180 0.151 76 0.153 28 0.156 14 50 maxH04 Hard Rod:Up to38 10 incl. 45 310 60 410 12 120 0.155 85 0.
38、157 37 0.159 40 Over38 10 to1 25 incl.40 275 55 380 12 120 0.155 85 0.157 37 0.159 40 80 minOver 1 25 to2 50 incl.35 240 50 345 15 120 0.155 85 0.157 37 0.159 40 75 minOver 2 50 to3 75 incl.33 230 48 330 15 120 0.154 25 0.155 77 0.159 40 65 minOver 3 75 30 205 48 330 15 120 0.154 25 0.155 77 0.159 4
39、0 Bar: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 80 minAll other sizes 33 230 50 345 15 120 0.154 25 0.155 77 0.159 40 65 minChannels, anglesand shapesFF 15 0.154 25 0.155 77 0.159 40 ASee 9.1.Bksi = 1000 psi.CLight-straightening operation
40、 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 and the purchaser.B 187/B 187M 063temper for general conformity to the requirements of tensilestrength. The approximate Rockwell hardness va
41、lues 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 specimens shall withstandbeing bent cold (right
42、 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.11.1.2 The bend shall be made on a radius equal to t
43、heminimum 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 bend test requirements forbar or bus bar shall be
44、 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 ProcedureA, Microscopical Examination, of Test Meth
45、ods B 577.11.2.2 In case of dispute, testing shall be in accordance withProcedure C, Closed Bend Test, of Test Methods B 577.11.3 Embrittlement Test:11.3.1 When specified in the contract or purchase order,Copper UNS Nos. C10100, C10200, C10300, C10400,C10500, C10700, C10800, and C12000 shall pass th
46、e em-brittlement test described in Procedure B, Microscopical Ex-amination of Thermally Treated Specimens, in Test MethodsB 577.11.3.2 In case of dispute, testing shall be in accordance withProcedure C, Closed Bend Test, of Test Methods B 577.12. Orders for U.S. Government Agencies12.1 Orders for ag
47、encies of the U.S. government shallconform to the special government requirements stipulated inthe Supplemental Requirements section.13. Dimensions, Mass, and Permissible Variations13.1 The dimensions and tolerances for material manufac-tured under this specification shall be as specified in thefoll
48、owing tables:13.2 Diameter or Distance Between Parallel Surfaces:13.2.1 Rod: Round, Hexagonal, OctagonalSee Table 3.13.2.2 Bar: Rectangular and Square:13.2.2.1 Thickness Tolerances for Rectangular and SquareBarSee Table 4 for rolled or drawn edges and Table 5 forsawed edges with deburred corners.13.
49、2.2.2 Width Tolerances for Rectangular and SquareBarSee Table 6 for rolled or drawn edges and Table 7 forsawed edges with deburred corners.13.3 ShapesThe dimensional tolerances of shapes shall beas agreed upon by the manufacturer or supplier and thepurchaser and shall be specified in the order.13.4 CoilsThe coil size shall be as agreed upon betweenthe manufacturer or supplier and the purchaser and shall bespecified in the order.13.5 Length:13.5.1 Specified LengthWhen exact
