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    ASTM B188-2010 Standard Specification for Seamless Copper Bus Pipe and Tube《汇流无缝铜管的标准规格》.pdf

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    ASTM B188-2010 Standard Specification for Seamless Copper Bus Pipe and Tube《汇流无缝铜管的标准规格》.pdf

    1、Designation: B188 10Standard Specification forSeamless Copper Bus Pipe and Tube1This standard is issued under the fixed designation B188; 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 parent

    2、heses indicates the year of last reapproval. Asuperscript 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 establishes the requirements for seam-less copper

    3、bus pipe and tube intended for use as electricalconductors.1.1.1 The product shall be made from one of the followingcoppers, as denoted in the ordering information:2PreviouslyCopper Used Desig-UNS No.2nation Type of CopperC10100 OFE Oxygen-free, electronicC10200 OF Oxygen-free without residual deoxi

    4、dantsC10300 Oxygen-free, extra low phosphorusC10400, C10500,C10700OFS Oxygen-free, silver bearingC11000 ETP Electrolytic tough pitchC11300, C11400,C11600STP Silver-bearing tough pitchC12000 DLP Phosphorized, low residual phosphorus1.2 Unless otherwise specified, any one of the above cop-pers may be

    5、furnished.1.3 UnitsValues stated in inch-pound 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.2. Referenced Documents2.1 ASTM Standards:3B193 Test Method for Resistiv

    6、ity of Electrical ConductorMaterialsB428 Test Method for Angle of Twist in Rectangular andSquare Copper and Copper Alloy TubeB577 Test Methods for Detection of Cuprous Oxide (Hy-drogen Embrittlement Susceptibility) in CopperB601 Classification for Temper Designations for Copperand Copper AlloysWroug

    7、ht and CastB846 Terminology for Copper and Copper AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE53 Test Method for Determin

    8、ation of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)4E243 Practice for Electromagnetic (Eddy-Current) Exami-nation of Copper and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper Alloys forthe Determinati

    9、on of Chemical CompositionE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B846.3.2 Definitions of Terms Specific to This Standard:3.2.1 bus pipe or tubea high conduct

    10、ivity copper tubularproduct used as an electrical conductor.4. Ordering Information4.1 Include the following information when placing ordersfor product under this specification, as applicable:4.1.1 ASTM designation and year of issue,4.1.2 Copper UNS designation (1.1.1 and 1.2),4.1.3 Temper (Section

    11、7),4.1.4 Dimensions and form (Section 12),4.1.5 Length (Section 12),4.1.6 Quantitytotal weight or total length or number ofpieces of each size (Table 1),4.2 The following options are available and should bespecified at the time of placing the order when required:4.2.1 Bend test (Section 10),1This sp

    12、ecification 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, 2010. Published November 2010. Originallyapproved in 1944. Last previous edition approved in 2009 as B188 09.

    13、 DOI:10.1520/B0188-10.2The UNS system for copper and copper alloys (see Practice E527) is a simpleexpansion of the former standard designation system accomplished by the additionof a prefix “C” and a suffix “00.” The suffix can be used to accommodatecomposition variations of the base alloy.3For refe

    14、renced 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.4Withdrawn. The last approved version of this historical standard is r

    15、eferencedon 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, United States.4.2.2 Hydrogen embrittlement susceptibility test (Section10),4.2.3 Microscopical examination (

    16、Section 10),4.2.4 Tension testing (Section 9),4.2.5 Eddy-current test (Section 11),4.2.6 Certification (Section 21),4.2.7 Mill test report (Section 22), and4.2.8 Special packaging, if required (Section 23).5. Materials and Manufacture5.1 Material:5.1.1 The material of manufacture shall be cast bille

    17、t of oneof the UNS copper alloy numbers included in the scope, and asso specified in the contract or purchase order, and shall be ofsuch purity and soundness as to be suitable for processing intolengths of pipe or tube for the intended application.5.2 Manufacture:5.2.1 The product shall be manufactu

    18、red by such hot-working, cold-working, and annealing processing as to producea uniform, wrought, seamless structure in the finished product.5.2.2 The method of manufacture shall be hot or coldworking to the finished size, and subsequent annealing whenrequired to meet the temper properties specified

    19、(see 7.1).6. Chemical Composition6.1 The material shall conform to the chemical compositionrequirements in Table 2 for the copper UNS No. designationspecified in the ordering information.6.2 These composition limits do not preclude the presenceof other elements. By agreement between the manufacturer

    20、 orsupplier and purchaser, limits may be established and analysisrequired for unnamed elements.7. Temper7.1 The standard tempers for products described in thisspecification are given in Table 3 as defined in ClassificationB601.7.1.1 Soft AnnealO60.7.1.2 Hard DrawnH80.8. Electrical Resistivity Requir

    21、ements8.1 The product furnished shall conform to the maximumelectrical resistivity requirements prescribed in Table 3 whentested in accordance with Test Method B193.9. Mechanical Property Requirements9.1 Product furnished under this specification shall conformto the tensile and hardness property req

    22、uirements prescribed inTable 3.TABLE 1 Dimensions and Weights of Copper Pipe, Nominal or Standard Pipe SizesANominal or StandardPipe Size, in.Dimensions, in. (mm)Cross-Sectional Area ofWall, in.2(mm2)Theoretical Weight, lb/ft(kg/m)Outside Diameter Inside Diameter Wall ThicknessRegular14 0.540(13.7)

    23、0.376(9.55) 0.082(2.08) 0.118(0.761) 0.457(0.680)38 0.675(17.1) 0.495(12.6) 0.090(2.29) 0.165(1.06) 0.641(0.954)12 0.840(21.3) 0.626(15.9) 0.107(2.72) 0.246(1.59) 0.955(1.42)34 1.050(26.7) 0.822(20.9) 0.114(2.90) 0.335(2.16) 1.30(1.93)1 1.315(33.4) 1.063(27.0) 0.126(3.20) 0.471(3.04) 1.82(2.71)114 1

    24、.660(42.2) 1.368(34.7) 0.146(3.71) 0.694(4.48) 2.69(4.00)112 1.900(48.3) 1.600(40.6) 0.150(3.81) 0.825(5.32) 3.20(4.76)2 2.375(60.3) 2.063(52.4) 0.156(3.96) 1.09(7.03) 4.22(6.28)212 2.875(73.0) 2.501(63.5) 0.187(4.75) 1.58(10.2) 6.12(9.11)3 3.500(88.9) 3.062(77.8) 0.219(5.56) 2.26(14.6) 8.75(13.0)31

    25、2 4.000 (102) 3.500(88.9) 0.250(6.35) 2.95(19.0) 11.4(17.0)4 4.500 (114) 4.000 (102) 0.250(6.35) 3.34(21.5) 12.9(19.2)5 5.562 (141) 5.062 (129) 0.250(6.35) 4.17(26.9) 16.2(24.1)6 6.625 (168) 6.125 (156) 0.250(6.35) 5.01(32.3) 19.4(28.9)8 8.625 (219) 8.001 (203) 0.312(7.92) 8.15(52.6) 31.6(47.0)10 10

    26、.750 (273) 10.020 (255) 0.365(9.27) 11.9(76.8) 46.2(68.7)12 12.750 (324) 12.000 (305) 0.375(9.52) 14.6(94.2) 56.5(84.1)Extra Strong14 0.540(13.7) 0.294(7.47) 0.123(3.12) 0.161(1.04) 0.625(0.930)38 0.675(17.1) 0.421(10.7) 0.127(3.23) 0.219(1.41) 0.847(1.26)12 0.840(21.3) 0.542(13.8) 0.149(3.78) 0.323

    27、(2.08) 1.25(1.86)34 1.050(26.7) 0.736(18.7) 0.157(3.99) 0.440(2.84) 1.71(2.54)1 1.315(33.4) 0.951(24.2) 0.182(4.62) 0.648(4.18) 2.51(3.73)114 1.660(42.2) 1.272(32.3) 0.194(4.93) 0.893(5.76) 3.46(5.15)112 1.900(48.3) 1.494(37.9) 0.203(5.16) 1.08(6.97) 4.19(6.23)2 2.375(60.3) 1.933(49.1) 0.221(5.61) 1

    28、.50(9.68) 5.80(8.63)212 2.875(73.0) 2.315(58.8) 0.280(7.11) 2.28(14.7) 8.85(13.2)3 3.500(88.9) 2.892(73.6) 0.304(7.72) 3.05(19.7) 11.8(17.6)312 4.000 (102) 3.358(85.3) 0.321(8.15) 3.71(23.9) 14.4(21.4)4 4.500 (114) 3.818(97.0) 0.341(8.66) 4.46(28.8) 17.3(25.7)5 5.562 (141) 4.812 (122) 0.375(9.52) 6.

    29、11(39.4) 23.7(35.3)6 6.625 (168) 5.751 (146) 0.437(11.1) 8.50(54.8) 32.9(49.0)8 8.625 (219) 7.625 (194) 0.500(12.7) 12.8(82.6) 49.5(73.7)10 10.750 (273) 9.750 (248) 0.500(12.7) 16.1(104) 62.4(92.9)A1in.2= 1 270 000 cmil.B188 1029.1.1 Tension testing for tensile and elongation informationneed not be

    30、performed except when indicated by the purchaserat the time of placing the order (see 4.2.4).9.1.2 The tension test shall be used to resolve cases ofdispute.10. Performance Requirements10.1 Bend Test Requirements10.1.1 The product shall conform to the bend testing re-quirements prescribed in Table 3

    31、.10.1.2 Bend testing need not be performed except whenindicated by the purchaser at the time of placing the order (see4.2.1).10.2 Microscopical Examination10.2.1 The test specimens of material designated as CopperUNS Nos. C10100, C10200, C10300, C10400, C10500,C10700, and C12000 shall be free of cup

    32、rous oxide asdetermined by Procedure A of Test Method B577. In case of adispute, a referee method in accordance with Procedure C shallbe used.10.2.2 The test need not be performed except when indi-cated at the time of placing the order (see 4.2.3).10.3 Hydrogen Embrittlement Susceptibility Test10.3.

    33、1 When tested, material designated as Copper UNSNos. C10100, C10200, C10300, C10400, C10500, C10700,and C12000 shall pass the embrittlement test of Procedure B ofTest Method B577. The actual performance of this test is notmandatory under the terms of this specification unless specifiedTABLE 2 Chemic

    34、al 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 manufacturer.ElementComposition, %Copper UNS No.C10100AC10200 C10300 C10400BC10500BC10700BC11000 C113

    35、00CC11400CC11600CC12000Copper (incl silver), min 99.99D99.95 99.95E99.95 99.95 99.95 99.90 99.90 99.90 99.90 99.90PhosphorusA. 0.0010.005. . . . . . . 0.0040.012Oxygen, max. 0.0005 0.0010 . 0.0010 0.0010 0.0010 . . . . .SilverA. . 8F10F25F. 8F10F25F.AImpurity maximums in ppm of C10100 shall be: anti

    36、mony 4, arsenic 5, bismuth 1.0, cadmium 1, iron 10, lead 5, manganese 0.5, nickel 10, phosphorus 3, selenium3, silver 25, sulfur 15, tellurium 2, tin 2, and zinc 1.BC10400, C01500, and C10700 are oxygen-free coppers with the addition of a specified amount of silver. The compositions of these alloys

    37、are equivalent to C10200plus the intentional addition of silver.CC11300, C11400, C11500, and C11600 are electrolytic tough-pitch copper with silver additions. The compositions of these alloys are equivalent to C11000 plus theintentional addition of silver.DCopper shall be determined by difference be

    38、tween “impurity total” and 100 %.ECopper (includes silver) + phosphorus, min.FValues are minimum silver in troy ounces per avoirdupois ton (1 oz/ton is equivalent to 0.0034 %).TABLE 3 Mechanical and Electrical PropertiesATemper DesignationClassification and SizeTensile Strength ksi(MPa)BElongationin

    39、 2 in. (51mm), min, %Bend TestAngle ofBend,Electrical ResistivityBmax at 20C (68F),Vg/m2RockwellHardness (FScale) 60-kgLoad116-in.BallCopper UNS No.Code Name min max C10100C10200,C10400,C10500,C10700,C11000,C11300,C11400,andC11600C10300 C12000O60 SoftAnnealAll types, all sizes . 37 (255) 25 180 0.15

    40、176 0.15328 0.15614 0.17031 50 maxH80 HardDrawnRectangular or square:up to 6-in. (152-mm) major out-side dimension, incl up to316-in. (4.8-mm) wall thickness,incl35 (240) . 8 . 0.15585 0.15737 0.15940 0.17418 75 minover316-in. (4.8-mm) wall thick-ness33 (230) . 15 . 0.15521 0.15673 0.15940 0.17418 6

    41、5 minover 6-in. (152-mm) major out-side dimension32 (220) . 20 . 0.15425 0.15577 0.15940 0.17418 65 minRound (pipe and tube):up to 4-in. (102-mm) outsidediameter, incl40 (275) . 3 90 0.15713 0.15865 0.15940 0.17418 80 minover 4-in. (102-mm) outside diam-eter38 (260) . 6 . 0.15585 0.15737 0.15940 0.1

    42、7418 75 minASee 6.1.BSee Appendix X2.B188 103in the ordering information (see 4.2.2). In case of dispute, areferee method in accordance with Procedure C of MethodB577 shall be employed.11. Other Requirements11.1 Nondestructive Testing11.1.1 When specified (see 4.2.5), the product shall betested in t

    43、he final size but may be tested before the final annealor heat treatment, when these thermal treatments are required,unless otherwise agreed upon by the manufacturer or supplierand purchaser.11.1.2 Eddy-Current TestWhen specified, each piece ofproduct from18-in. (3.2-mm) up to and including 318-in.(

    44、79.4-mm) nominal outside diameter, or 212-in. (63.5-mm)distance between outside parallel surfaces, shall be subjected toan eddy-current test. Testing shall follow the procedures ofPractice E243 except for determination of “end effect.” Theproduct shall be passed through an eddy-current testing unita

    45、djusted to provide information on the suitability of the productfor the intended application.11.1.3 Notch-depth standards rounded to the nearest 0.001in. (0.025 mm) shall be 22 % of the nominal wall thickness.The notch depth tolerance shall be 60.0005 in. (0.013 mm).Alternatively, when the test is p

    46、erformed using speed-insensitive equipment that can select a maximum imbalancesignal, a maximum imbalance signal of 0.3 % shall be used.11.1.4 Product that does not actuate the signaling device ofthe eddy-current test shall be considered as conforming to therequirements of this test. Product with di

    47、scontinuities indicatedby the testing unit may be reexamined or retested, at the optionof the manufacturer, to determine whether the discontinuity iscause for rejection. Signals that are found to have been causedby minor mechanical damage, soil, or moisture shall not because for rejection of the pro

    48、duct provided the dimensions ofthe product are still within prescribed limits and the product issuitable for its intended application.12. Dimensions, Weights, and Permissible Variations12.1 GeneralFor the purpose of determining conform-ance with the dimensional requirements given in this specifi-cat

    49、ion, any measured value outside the specified limitingvalues for any dimension may be cause for rejection.12.2 Dimensions and WeightsThe dimensions andweights for nominal or standard copper pipe of various outsidediameters shall be as prescribed in Table 1.12.3 Weight TolerancesThe weight of the nominal orstandard pipe shall not vary from the theoretical weight perfoot prescribed in Table 1 by more than the following:Nominal or Standard Pipe Size, in. Weight Tolerance, %6 and under 5Over 6 to 8, incl 7Over 8 812.4 Thickness TolerancesThe w


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