ASTM B188-2015 Standard Specification for Seamless Copper Bus Pipe and Tube《汇流无缝铜管和管件的标准规格》.pdf

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1、Designation: B188 15Standard 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 U.S. Department of Defense.1. Scope*1.1 This specification establishes the requirements for seam-less co

3、pper 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:2CopperUNS No.2PreviouslyUsedDesignationType of CopperC10100 OFE Oxygen-free, electronicC10200 OF Oxygen-free without residual deox

4、idantsC10300 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 UnitsThe values 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 Res

6、istivity of Electrical ConductorMaterialsB428 Test Method for Angle of Twist in Rectangular andSquare Copper and Copper Alloy TubeB577 Test Methods for Detection of Cuprous Oxide (Hydro-gen Embrittlement Susceptibility) in CopperB601 Classification for Temper Designations for Copper andCopper Alloys

7、Wrought and CastB846 Terminology for Copper and Copper AlloysE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE53 Test Method fo

8、r Determination of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)4E243 Practice for Electromagnetic (Eddy Current) Examina-tion of Copper and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper

9、 Alloys forthe Determination 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

10、pipe or tubea high conductivity copper tubularproduct used as an electrical conductor.4. Ordering Information4.1 Include the following specified choices when placingorders for product under this specification, as applicable:4.1.1 ASTM designation and year of issue,4.1.2 Copper UNS designation (1.1.1

11、 and 1.2),4.1.3 Temper (Section 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),1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct res

12、ponsibility of Subcommittee B05.04 on Pipeand Tube.Current edition approved May 1, 2015. Published June 2015. Originallyapproved in 1944. Last previous edition approved in 2010 as B188 10. DOI:10.1520/B0188-15.2The UNS system for copper and copper alloys (see Practice E527) is a simpleexpansion of t

13、he 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 referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org.

14、 For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.4The last approved version of this historical standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100

15、 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.2 The following options are available but may not beincluded unless specified at the time of placing the order whenrequired:4.2.1 Bend test (Section 10),4.2.2 Hydrogen embrittlement susceptibility test (Section10),4.2

16、.3 Microscopical examination (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 Test report (Section 22), and4.2.8 If the specification number is required to be shown onthe packaging (Section 23.2).5. Materials and Manufacture5.

17、1 Material:5.1.1 The material of manufacture shall be cast billet 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

18、application.5.2 Manufacture:5.2.1 The product shall be manufactured by such hot-working, cold-working, and annealing processes 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

19、annealing whenrequired to meet the temper properties specified (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 p

20、resenceof other elements. By agreement between the manufacturer 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

21、 AnnealO60.7.1.2 Hard DrawnH80.8. Electrical Resistivity Requirements8.1 The product furnished shall conform to the maximumelectrical resistivity requirements prescribed in Table 3 whentested in accordance with Test Method B193.TABLE 1 Dimensions and Weights of Copper Pipe, Nominal or Standard Pipe

22、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) 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) 0.6

23、41(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 1.660(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(

24、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)312 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(2

25、1.5) 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 10.750 (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(

26、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(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)

27、 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) 1.50(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

28、.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) 6.11(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)

29、 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 1529. Mechanical Property Requirements9.1 Product furnished under this specification shall conformto the tensile and hardness property requirements prescribed inTable 3.9.1.1 Ten

30、sion testing for tensile and elongation informationneed not be performed except when specified 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 Requirements:10.1.1 The product shall

31、 conform to the bend testing re-quirements prescribed in Table 3.10.1.2 Bend testing need not be performed except whenspecified by the purchaser at the time of placing the order (see4.2.1).10.2 Microscopical Examination:10.2.1 The test specimens of material designated as CopperUNS Nos. C10100, C1020

32、0, C10300, C10400, C10500,C10700, and C12000 shall be free of cuprous oxide asdetermined by Procedure A of Test Methods B577. In case ofa dispute, a referee method in accordance with Procedure Cshall be used.TABLE 2 Chemical RequirementsNOTE 1If the type of silver-bearing copper is not specified (th

33、at 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 C11300CC11400CC11600CC12000Copper (incl silver), min 99.99D99.95 99.95E99.95 99.95

34、 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: antimony 4, arsenic 5, bismuth 1.0, cadmium 1, iron 10, lead 5, manganese 0.5, nic

35、kel 10, phosphorus 3, selenium 3,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 are equivalent to C10200 plusthe intentional addition of silver.CC11300, C1140

36、0, 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 between “impurity total” and 100 %.ECopper (includes silver) + phosphorus, min.F

37、Values 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 Strengthksi (MPa)BElongationin 2 in. (51mm), min, %Bend TestAngle ofBend,Electrical ResistivityBmax at 20C (

38、68F),g/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 0.15176 0.15328 0.15614 0.17031 50 maxH80 HardDrawnRectangular or square:up to 6-in

39、. (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 65 minover 6-in. (152-mm) major out-side dimension32 (220) . 20 . 0.15425 0.155

40、77 0.15940 0.17418 65 minRound (pipe and tube):up to 4-in. (102-mm)outside diameter, 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 0.17418 75 minASee 6.1.BSee Appendix X2.B188 15310.2.2 The test need not be perfo

41、rmed except when speci-fied at the time of placing the order (see 4.2.3).10.3 Hydrogen Embrittlement Susceptibility Test:10.3.1 When tested, material designated as Copper UNSNos. C10100, C10200, C10300, C10400, C10500, C10700,and C12000 shall pass the embrittlement test of Procedure B ofTest Methods

42、 B577. The actual performance of this test is notmandatory under the terms of this specification unless specifiedin the ordering information (see 4.2.2). In case of dispute, areferee method in accordance with Procedure C of TestMethods B577 shall be employed.11. Other Requirements11.1 Nondestructive

43、 Testing:11.1.1 When specified (see 4.2.5), the product shall betested in the 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 speci

44、fied, each piece ofproduct from18-in. (3.2-mm) up to and including 318-in.(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 “en

45、d effect.” Theproduct shall be passed through an eddy-current testing unitadjusted 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

46、tolerance shall be 60.0005 in. (0.013 mm).Alternatively, when the test is performed 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 b

47、e considered as conforming to therequirements of this test. Product with discontinuities 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 mech

48、anical damage, soil, or moisture shall not because for rejection of the product 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 determini

49、ng conformancewith the dimensional requirements given in this specification,any measured value outside the specified limiting values forany 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,