ASTM B115-2000(2004) Standard Specification for Electrolytic Copper Cathode《电解铜阴极标准规范》.pdf

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1、Designation: B 115 00 (Reapproved 2004)Standard Specification forElectrolytic Copper Cathode1This standard is issued under the fixed designation B 115; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A nu

2、mber in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification establishes the requirements for elec-trolytic copper cathode; electrorefined and electrowon.1.2 UnitsThe values sta

3、ted in inch-pound units are thestandard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.NOTE 1Cathode produced to this specification corresponds to thedesignation “Cath” as defined in Classification B 224

4、and may be used toproduce all other coppers listed in Classification B 224 that are normallyproduced from “Cath” copper.NOTE 2Grade 1 cathode conforms to the chemical compositionalrequirements of Copper UNS No. C11040, except for oxygen, and issuitable for the manufacture of wire rod as designated i

5、n SpecificationB 49.1.3 The following hazard caveat applies to the test methodsdescribed in Annex A2 of this specification: This standard doesnot purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of thisstandard to establish appropria

6、te safety and health practicesand determine the applicability of regulatory limitations priorto use.2. Referenced Documents2.1 ASTM Standards:2B 49 Specification for Copper Rod Drawing Stock forElectrical PurposesB 193 Test Method for Resistivity of Electrical ConductorMaterialsB 224 Classification

7、of CoppersB 846 Terminology for Copper and Copper AlloysE 29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 50 Practices for Apparatus, Reagents, and Safety Consid-erations for Chemical Analysis of Metals, Ores, andRelated MaterialsE 53 Test Methods f

8、or Determination of Copper in Unal-loyed Copper by Gravimetry3. Terminology3.1 For definition of general terms related to copper andcopper alloys, refer to the current editions of ClassificationB 224 and Terminology B 846.4. Ordering Information4.1 Orders for product shall include the following info

9、rma-tion, as applicable:4.1.1 ASTM designation and year of issue (for example,B 115 XX),4.1.2 Cathode grade (Table 1),4.1.3 Size; full cathode or cut,4.1.4 Total weight of each size.5. Chemical Composition5.1 The cathode furnished shall conform to the requirementsof Table 1 for the grade specified i

10、n the contract or purchaseorder.5.2 These composition limits do not preclude the presenceof other elements. Limits may be established and analysisrequired for unnamed elements by agreement between thesupplier and the purchaser and such agreement shall be part ofthe contract or purchase order.6. Phys

11、ical Property Requirements6.1 Electrical Resistivity:6.1.1 The maximum electrical resistivity for product pro-duced from Grade 2 cathode shall be 0.153 28 Vg/m2(con-ductivity 100.0 % minimum IACS) at 20C (68F) annealed3when tested in accordance with Test Method B 193. Measure-ment error is not inclu

12、ded in the maximum/minimum limit.7. Dimensions, Mass, and Permissible Variations7.1 Full-size cathodes or cathodes cut to size may besupplied as agreed upon between supplier and purchaser.8. Workmanship, Finish, and Appearance8.1 Cathodes shall withstand ordinary handling withoutbreakage or excessiv

13、e separation of nodules. They shall be1This specification is under the jurisdiction of ASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.07 onRefined Copper.Current edition approved Oct. 1, 2004. Published October 2004. Originallyapproved in 1938. Las

14、t previous edition approved in 2000 as B 115 00.2For 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.3NBS Notebook

15、 100 available from National Technical Information Service, 528Port Royal Rd., Springfield, VA 22161.1*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.substantially free

16、 of all foreign material; for example, coppersulfate, dirt, grease, and oil.9. Sampling9.1 For routine sampling of cathodes for analysis, themethod of sampling shall be at the discretion of the sampler.9.2 In case of dispute concerning sampling for chemicalcomposition, or electrical resistivity, or

17、both, the method ofsampling shall be in accordance with Annex A1.9.3 In case of special requirements specified in the purchaseorder or contract, the method of sampling shall be as agreedbetween the supplier and the purchaser.10. Number of Tests and Retests10.1 Tests:10.1.1 Chemical composition shall

18、 be determined as the perelement mean of at least two replicate analyses of each sample.10.1.2 Electrical resistivity shall be determined as the meanof results from four specimens.10.2 Retests:10.2.1 In the case of compositional or resistivity dispute,retests may be made under the conditions of 9.2.

19、10.3 Umpire Test:10.3.1 In the case in which retest does not settle the dispute,further retest may be made by a qualified third-party laboratoryagreeable to both parties. This provision does not precludeother contractual agreements.11. Specimen Preparation11.1 For routine testing, specimen preparati

20、on shall be at thediscretion of the preparer.11.2 In the case of special requirements specified in thepurchaser order or contract, specimen preparation shall be asagreed between the supplier and the purchaser.11.3 In the case of dispute concerning specimen preparationfor chemical composition specifi

21、ed in Table 1 or electricalresistivity, specimen preparation shall be in accordance withAnnex A1.12. Test Methods12.1 Chemical Composition:12.1.1 For routine analysis of Grade 1 and Grade 2 cathode,the methods of analysis used shall be at the discretion of theanalyst.12.1.2 In the case of dispute co

22、ncerning the chemicalcomposition, the methods of analysis shall be in accordancewith Annex A2, except for copper in Grade 2 cathode.12.1.3 In the case of dispute concerning copper content ofGrade 2 cathode, the method of analysis shall be in accordancewith Test Methods E 53.12.1.4 In the case of dis

23、pute concerning special require-ments stated in the purchase order or contract, the methods ofanalysis used shall be as agreed between the supplier and thepurchaser.12.2 Electrical Resistivity:12.2.1 In the case of dispute concerning electrical resistiv-ity, the method of testing shall be in accorda

24、nce with TestMethod B 193.13. Significance of Numerical Limits13.1 Calculated values shall be rounded to the desirednumber of places as directed in Practice E 29.14. Inspection14.1 The producer shall inspect the product and conductsuch tests as are necessary to verify that the requirements ofthis sp

25、ecification are met.15. Rejection and Rehearing15.1 Rejection:15.1.1 Product that fails to conform to the requirements ofthis specification may be rejected.15.1.2 Rejection shall be reported to the producer or sup-plier promptly and in writing.15.1.3 In the case of disagreement or dissatisfaction wi

26、th theresults of the test upon which rejection was based, the produceror supplier may make claim for a rehearing.15.2 Rehearing:15.2.1 As a result of product rejection, the supplier maymake claim for retest to be conducted by the producer orsupplier and the purchaser. Samples of the rejected product

27、shall be taken in accordance with this specification and testedby both parties as directed in this specification, or, alterna-tively, upon agreement between both parties, an independentlaboratory may be selected for the tests using the test methodsprescribed in this specification.16. Packaging and P

28、ackage Marking16.1 Packaging:16.1.1 Cathodes, whether full size or cut, shall be assembledin bundles or containers of suitable weight for handling andshall be prepared for shipment in such a manner as to ensureacceptance by common carrier for transportation and to affordprotection from normal hazard

29、s of transportation.16.2 Package Marking:16.2.1 Each cathode bundle or container shall be marked toidentify source and grade.TABLE 1 Chemical CompositionElement Grade 1AGrade 2APercent,%Copper 99.95, minBppmCSelenium, max 2 10Tellurium, max 2 5Bismuth, max 1.0 3Group total, max 3 .Antimony, max 4 15

30、Lead, max 5 40Arsenic, max 5 15Iron, max 10 25Nickel, max 10 20Tin, max 5 10Sulfur, max 15 25Silver, max 25 70Maximum allowable total 65 .AMeasurement error is not incorporated in the maximum limits, refer to 10.1.1.BIncluding silver.CDetermined from a melted sample.B 115 00 (2004)216.2.2 When used,

31、 metallic identifying markers shall befirmly attached only to the strapping or shipping container.17. Keywords17.1 cathode; copper; electrolytic copper; electrorefinedcopper; electrowon copperANNEXES(Mandatory Information)A1. SAMPLING AND SPECIMEN PREPARATION OF ELECTROLYTIC CATHODE COPPER FORDETERM

32、INATION OF COMPLIANCE WITH SPECIFICATION REQUIREMENTSA1.1 ScopeA1.1.1 This practice establishes a procedure for the sam-pling and specimen preparation of electrolytic copper cathodes,Grades 1 and 2, for the determination of conformance withspecification requirements.A1.1.2 UnitsThe values stated in

33、inch-pound units are the standard. Thevalues given in parentheses are mathematical conversions to SIunits that are provided for information only and are notconsidered standard.A1.1.3 This standard does not purport to address the safetyconcerns, if any, associated with its use. It is the responsibili

34、tyof the user of this standard to establish appropriate safety andhealth practices and determine the applicability of regulatorylimitations prior to use.A1.2 TerminologyA1.2.1 Definitions of Terms Specific to This Standard:A1.2.1.1 lotOne shipment, or part of one shipment, pro-duced by one refiner.

35、For use other than continuous cast rodproduction, shipments greater than 200 tons short shall besubdivided into lots not exceeding 200 tons each for samplingpurposes.A1.2.1.2 gross sampleThe total number of test piecesselected from a lot and considered representative of the lot.A1.2.1.3 test pieceAn

36、 individual cathode, or cathode part,randomly selected from the lot.A1.2.1.4 sampleA portion prepared from the grosssample and considered representative of the gross sample.A1.2.1.5 specimenRepresentative fraction taken from thesample for test.A1.3 Selection of CathodeA1.3.1 Nodules shall not be con

37、sidered a sample represen-tative of the lot.A1.3.2 Cathodes for Continuous Rod Casting:A1.3.2.1 The cathodes shall be available in the originalpacking for examination.A1.3.2.2 The quantity of cathodes required shall be thatnecessary to flush the system plus1hofmelting furnaceoperation.A1.3.2.3 All c

38、athode bundles shall be numbered and arandom number generator shall be used to determine whichbundles shall be selected for the gross sample.A1.3.2.4 Should there be an insufficient quantity of cath-odes to comply with A1.3.2.2, then the procedure described inA1.3.3 shall apply.A1.3.3 Cathodes for O

39、ther Uses:A1.3.3.1 Not less than 25 % of the original lot weight or 25tons, whichever is the larger, shall be available in the originalpacking for examination.A1.3.3.2 A gross sample of 24 cathodes, or the equivalent insheared cathode pieces, shall be selected from a lot. Toguarantee random selectio

40、n, all cathodes, or sheared cathodepieces, of the lot shall be individually numbered, and a randomnumber generator shall be used to select the individual testpieces.A1.3.3.3 In the case of sheared cathodes, 24 full cathodes;48 half-plate cathodes, 24 each of tops and bottoms; 96quarter-plate cathode

41、s, and 24 each of the four quarters, shallbe selected.A1.3.3.4 The selection of test pieces of cathode shearedsmaller than quarter plate shall be by agreement between theproducer, or the supplier, and the purchaser.A1.3.3.5 Alternatively, to avoid individual numbering ofcathodes, or sheared cathode

42、pieces, in the case of large lots,provided both parties agree, individual bundles, or containers,may be selected on a random basis, and then individualcathodes, or sheared cathode pieces, within each bundle, orcontainer, shall be numbered and test pieces selected, using arandom number generator as j

43、ust described.A1.4 Sample PreparationA1.4.1 Cathode for Continuous Rod Casting:A1.4.1.1 The portion used for flushing the system shall notbe used for sampling.A1.4.1.2 The remaining gross sample, minimum of onehours cast, shall be charged to the melting furnace. The rodcoils produced from the caster

44、 shall be sequentially numbered,excluding any coils with obvious defects normally attributed tothe rod casting process.A1.4.1.3 Chemical CompositionEach party shall select 2coils from which a segment of rod approximately 16 in. (406mm) in length shall be cut at the trailing ends of the coils. EachB

45、115 00 (2004)3rod segment shall be cut into 4 portions of approximate equallengths. The 16 portions shall be divided into 4 groups; eachgroup shall contain one portion from each of the 4 original rodsegments. The 4 groups of rod portions shall be placed inseparate noncontaminating containers, then s

46、ealed and identi-fied for the supplier, the purchaser, contingency, and umpire ifnecessary.A1.4.1.4 Electrical ResistivityEach party shall select 2coils from which a rod segment of sufficient length for testshall be taken from the trailing ends of the coils. Each rodsegment shall be cold drawn into

47、a wire about 0.080 in.diameter (2.0 mm) and at least 160 in. in length (4 m). Eachwire coil shall be cut into 4 portions of approximately equallength, and the 16 portions shall be individually identified. The16 wires shall be divided into 4 groups of 4 wires each, onefrom each of the 4 original rod

48、segments; one group each forthe producer, the purchaser, and the umpire, if necessary.A1.4.2 Cathodes for Other Uses:A1.4.2.1 Chemical Composition:(a) From each cathode, or sheared cathode piece, of thegross sample a vertical strip shall be cut in such a position (seeFig. A1.1) that the collection o

49、f the strips so cut represents allpoints of the cathode, or sheared cathode piece, including theloops (hangers) for full cathode. All vertical sections shall beNOTE 1Repeat for second set of twelve cathodes.FIG. A1.1 Vertical Strip Sampling Pattern (Refer to A1.4.2.1(a) of text)B 115 00 (2004)4approximately the same width and cut sequentially from left toright in the same order as that in which the cathodes wereselected.(b) The strips selected shall be immersed in 10 % volume/volume (v/v) hydrochloric acid at approximately 20C for 15min and then removed and wash