ASTM B115-2010(2016) Standard Specification for Electrolytic Copper Cathode《电解铜阴极的标准规格》.pdf

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1、Designation: B115 10 (Reapproved 2016)Standard Specification forElectrolytic Copper Cathode1This standard is issued under the fixed designation B115; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A numb

2、er in parentheses indicates the year of last reapproval. Asuperscript epsilon () 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 stated

3、 in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units that are provided forinformation only and are not considered standard.NOTE 1Cathode produced to this specification corresponds to thedesignation “Cath” as defined in Classifica

4、tion B224 and may be used toproduce all other coppers listed in Classification B224 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 des

5、ignated in SpecificationB49.1.3 The following hazard caveat applies to the test methodsdescribed in AnnexA2 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 ap

6、propriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2. Referenced Documents2.1 ASTM Standards:2B49 Specification for Copper Rod for Electrical PurposesB193 Test Method for Resistivity of Electrical ConductorMaterialsB224 Classification of Copper

7、sB846 Terminology for Copper and Copper AlloysE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE50 Practices for Apparatus, Reagents, and Safety Consid-erations for Chemical Analysis of Metals, Ores, andRelated MaterialsE53 Test Method for Determinati

8、on of Copper in UnalloyedCopper by Gravimetry3. Terminology3.1 For definition of general terms related to copper andcopper alloys, refer to the current editions of ClassificationB224 and Terminology B846.4. Ordering Information4.1 Orders for product shall include the followinginformation, as applica

9、ble:4.1.1 ASTM designation and year of issue (for example,B115 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 in the contract or pur

10、chaseorder.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. Physical Property Require

11、ments6.1 Electrical Resistivity:6.1.1 The maximum electrical resistivity for product pro-duced from Grade 2 cathode shall be 0.153 28 g/m2(con-ductivity 100.0 % minimum IACS) at 20C (68F) annealed3when tested in accordance with Test Method B193. Measure-ment error is not included in the maximum/mini

12、mum 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.1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subco

13、mmittee B05.07 onRefined Copper.Current edition approved April 1, 2016. Published May 2016. Originallyapproved in 1938. Last previous edition approved in 2010 as B115 10. DOI:10.1520/B0115-10R16.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at

14、serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3NBS Notebook 100 available from National Technical Information Service(NTIS), 5301 Shawnee Rd, Alexandria, VA 22312, http:/www.ntis.gov.*A Summary of Changes section

15、 appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States18. Workmanship, Finish, and Appearance8.1 Cathodes shall withstand ordinary handling withoutbreakage or excessive separation of nodules. They shall be

16、substantially free 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 electrica

17、l resistivity, or 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

18、 composition shall 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

19、conditions of 9.2.10.3 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,

20、specimen preparation 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 c

21、omposition specified 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

22、case of dispute concerning 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 E53.12.1.4 I

23、n the case of dispute 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 electricalresistivity, the method of testing shal

24、l be in accordance withTest Method B193.13. Significance of Numerical Limits13.1 Calculated values shall be rounded to the desirednumber of places as directed in Practice E29.14. Inspection14.1 The producer shall inspect the product and conductsuch tests as are necessary to verify that the requireme

25、nts ofthis specification 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 dissa

26、tisfaction with 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 rej

27、ected productshall be taken in accordance with this specification and testedby both parties as directed in this specification, or,alternatively, upon agreement between both parties, an inde-pendent laboratory may be selected for the tests using the testmethods prescribed in this specification.16. Pa

28、ckaging and Package Marking16.1 Packaging:16.1.1 Cathodes, whether full size or cut, shall be assembledin bundles or containers of suitable weight for handling andTABLE 1 Chemical CompositionElement Grade 1AGrade 2APercent,%Copper 99.95, minBppmCSelenium, max 2 10Tellurium, max 2 5Bismuth, max 1.0 3

29、Group total, max 3 .Antimony, max 4 15Lead, 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 sa

30、mple.B115 10 (2016)2shall be prepared for shipment in such a manner as to ensureacceptance by common carrier for transportation and to affordprotection from normal hazards of transportation.16.2 Package Marking:16.2.1 Each cathode bundle or container shall be marked toidentify source and grade.16.2.

31、2 When used, 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 COPP

32、ER FORDETERMINATION 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 value

33、s stated 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.A1.1.3 This standard does not purport to address the safetyconcerns, if any, associated with its use. It is the

34、responsibilityof 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 o

35、ne refiner. 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

36、test pieceAn individual cathode, or cathode part,randomly selected from the lot.A1.2.1.4 sampleAportion prepared from the gross sampleand 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

37、 not be considered 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 plus 1 hour of melting furnaceoperat

38、ion.A1.3.2.3 All cathode 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.

39、3.3 Cathodes for Other 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 Agross sample of 24 cathodes, or the equivalent insheared cathode pieces, shall be selected from a lot. Toguarante

40、e random selection, 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; 96quar

41、ter-plate cathodes, 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

42、 sheared cathode 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 numb

43、er generator as just 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 produce

44、d from the caster 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.B115 10 (2016)3(406 mm) in length shall be cut at the tr

45、ailing ends of the coils.Each rod segment shall be cut into 4 portions of approximateequal lengths. The 16 portions shall be divided into 4 groups;each group shall contain one portion from each of the 4 originalrod segments. The 4 groups of rod portions shall be placed inseparate noncontaminating co

46、ntainers, then sealed 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

47、cold drawn into 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

48、 4 original rod 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

49、the collection of the strips so cut represents allNOTE 1Repeat for second set of twelve cathodes.FIG. A1.1 Vertical Strip Sampling Pattern (Refer to A1.4.2.1(a)oftext)B115 10 (2016)4points of the cathode, or sheared cathode piece, including theloops (hangers) for full cathode. All vertical sections shall beapproximately 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