1、Designation: B644 11 (Reapproved 2017)Standard Specification forCopper Alloy Addition Agents1This standard is issued under the fixed designation B644; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A num
2、ber in parentheses 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
3、 cop-per nickel, ferro copper, phosphor copper, and silicon coppermaster alloys in ingot, shot, and waffle form to be used asaddition agents for cast and wrought alloys.1.2 UnitsValues stated in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversio
4、ns to SI units that are provided forinformation only and are not considered standard.1.3 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Gu
5、ides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2B846 Terminology for Copper and Copper AlloysE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE255 P
6、ractice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE54 Test Methods for Chemical Analysis of Special Brassesand Bronzes (Withdrawn 2002)3E62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)3E76 Test Methods for
7、 Chemical Analysis of Nickel-CopperAlloys (Withdrawn 2003)3E478 Test Methods for Chemical Analysis of Copper AlloysE1371 Test Method for Gravimetric Determination of Phos-phorus in Phosphorus-Copper Alloys or Phosphorus-Copper-Silver Alloys (Withdrawn 2006)32.2 ISO Standard:4No. 4748 Determination o
8、f Iron Content; Na2EDTA Titri-metric Method3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B846.4. Ordering Information4.1 Include the following information when placing ordersfor product under this specification, as applicable:4.1.1 ASTM designati
9、on and year of issue (for exampleB644 XX).4.1.2 Alloy number and letter; generic name (Table 1),4.1.3 Form; size, weight, screen distribution,4.1.4 Quantity or total weight; each form, size, weight,screen distribution.5. Material and Manufacture5.1 Material:5.1.1 Any material may be used which, when
10、 melted, willform an alloy of the required composition.5.2 Manufacture:5.2.1 Any manufacturing process may be used that willyield a product uniform in composition and free of defects ofa nature that would render the product unsuitable for theintended application.6. Chemical Composition6.1 The produc
11、t in final form shall conform to the require-ments prescribed in Table 1 for the specified alloy.6.1.1 These specification limits do not preclude the presenceof other elements. Limits may be established and analysisrequired for unnamed elements by agreement between themanufacturer and the purchaser.
12、1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.05 onCastings and Ingots for Remelting.Current edition approved April 1, 2017. Published April 2017. Originallyapproved in 1982. Last previous edition ap
13、proved in 2011 as B644-11. DOI:10.1520/B0644-11R17.2For 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.3The last
14、approved version of this historical standard is referenced onwww.astm.org.4Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.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 StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Rec
16、ommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.17. Sampling7.1 The inspection lot size, portion size, and selection ofportion pieces shall be as follows:7.1.1 Lot SizeAn inspection lot shall consist of all productfrom a single heat.7.1.2 Portion Size:
17、7.1.2.1 Ingot and ShotThe portion size shall be not lessthan 1 ingot.7.1.2.2 Shot and WaffleThe portion size for product in shotor waffle form shall be not less than 1 lb (0.453 kg) and shallbe selected to consist of an average of all sizes of product in thelot.7.1.3 Selection of Portion PiecesThe i
18、ndividual piecesshall be randomly selected.7.2 Chemical Analysis:7.2.1 The sample for chemical analysis shall be taken fromthe pieces selected in 7.1.2 in accordance with Practice E255.The minimum weight of the composite sample shall be 150 g.7.2.2 Instead of sampling in accordance with Practice E25
19、5,the manufacturer shall have the option of sampling during thepouring of the product. At least two samples shall be taken foreach lot poured from the same source of molten metal.7.2.2.1 When the manufacturer determines chemical com-position during the course of manufacture, sampling of thefinished
20、product is not required.8. Number of Tests and Retests8.1 Tests:8.1.1 Chemical AnalysisComposition shall be determinedas the average of results from at least two replicate determi-nations for each element specified in Table 1 for the specifiedalloy.8.2 Retests:8.2.1 Chemical Analysis:8.2.1.1 When re
21、quested by the manufacturer or supplier, aretest shall be permitted should test results obtained by thepurchaser fail to conform with the requirements of Table 1 forthe specified alloy.8.2.1.2 The retest shall be as directed in 8.1 except thenumber of replicate determinations shall be twice that nor
22、mallyrequired by this specification.All determinations shall conformto specification requirements. Failure to comply shall be causefor lot rejection.9. Specimen Preparation9.1 Chemical CompositionPreparation of the analyticalspecimen shall be the responsibility of the reporting laboratory.10. Test M
23、ethods10.1 Test methods used for quality control or productioncontrol, or both, for the determination of conformance tochemical compositional requirements are discretionary.10.1.1 Test methods used for obtaining data for the prepa-ration of certification or test report shall be made available tothe
24、purchaser on request.10.2 Chemical Composition:10.2.1 In case of disagreement, the test method to befollowed for a specific element and concentration shall be asindicated in the following table:Element Range or Max % MethodAluminum 0.25 E478Carbon 0.05 E76Copper 99.75 E478Iron 1.25 E4789.011.0 ISO 4
25、748; Titrimetric48.551.5 ISO 4748; TitrimetricLead 0.05 E478; Atomic AbsorptionManganese 0.100.7 E62Nickel 0.10 E478; Photometricincl Cobalt 4851 E76Phosphorus 0.011.0 E628.014.0 E1371Silicon 0.0532 E54; Perchloric Acid DehydrationSulfur 0.050.08 E76; Direct CombustionTin 0.011 E478 PhotometricZinc
26、0.10 E478; Atomic Absorption10.2.2 The determination of calcium and magnesium, forwhich no recognized test method is known to be published,shall be subject to agreement between the manufacturer orsupplier and the purchaser.TABLE 1 Chemical RequirementsElementComposition, max, % (unless shown as a ra
27、nge or minimum)Copper-NickelFerro Copper Phosphor Copper Silicon CopperAlloy 1A Alloy 2A Alloy 2B Alloy 3A Alloy 3B Alloy 4A Alloy 4B Alloy 4C Alloy 4DCopper, min 46.5 88.7 48.2Nickel (incl. cobalt) 48.051.0 0.10 0.10Silicon 0.05 9.011.0 13.516.5 18.521.5 28.531.5Copper + silicon + iron 99.4 min 99.
28、4 min 99.4 min 99.4 minPhosphorus 14.0 min 8.08.8Phosphorus + copper 99.75 min 99.75 minIron 1.20 9.011.0 48.551.5 0.15 0.15 0.50 0.50 0.50 0.50Aluminum 0.25 0.25 0.25 0.25Tin 0.10 0.25 0.25 0.25 0.25Calcium 0.15 0.15 0.15 0.15Carbon 0.05 0.05 0.05Sulfur 0.02Lead 0.05Zinc 0.10 0.10 0.10 0.10 0.10Man
29、ganese 0.7 0.10 0.10B644 11 (2017)210.2.3 Test method(s) for the determination of elementsrequired by contractual or purchase order agreement shall be asagreed upon between the manufacturer and the purchaser.11. Significance of Numerical Limits11.1 For purposes of determining compliance with thespec
30、ified limits for chemical composition an observed orcalculated value shall be rounded as indicated in accordancewith the Rounding method of Practice E29.Property Rounded Unit for Observed or Calculated ValueChemical Composition Nearest unit in the last right-hand significant digitused in expressing
31、the limiting value12. Inspection12.1 The manufacturer shall inspect and make tests neces-sary to verify that the product furnished conforms to thespecified requirements.13. Rejection and Rehearing13.1 Rejection:13.1.1 Product that fails to conform to the specificationrequirements of this specificati
32、on when inspected or tested bythe purchaser or purchasers agent shall be subject to rejection.13.1.2 Rejection shall be reported to the manufacturer, orsupplier, promptly. In addition, a written notification of rejec-tion shall follow.13.1.3 In case of dissatisfaction with results of the test uponwh
33、ich rejection is based, the manufacturer, or supplier, shallhave the option to make claim for a rehearing.13.2 Rehearing:13.2.1 As a result of product rejection, the manufacturer orsupplier shall have the option to make claim for a retest to beconducted by the manufacturer, or supplier, and the purc
34、haser.13.2.2 The portion selected for sampling shall be twice thatrequired in 7.1.2. Samples of the rejected product shall betaken in accordance with this specification and the compositesample shall be subject to test by both parties using the testmethod(s) specified in this specification, or, alter
35、natively, uponagreement by both parties, an independent laboratory may beselected for the test(s) using the test method(s) specified in thisspecification.14. Certification14.1 The purchaser shall be furnished certification thatsamples representing each lot have been either tested orinspected as dire
36、cted in this specification and the requirementshave been met.15. Test Report (Foundry)15.1 A report of the test results shall be furnished.16. Packaging and Package Marking16.1 Packaging:16.1.1 The material shall be packaged in sound containers,or shipped in bulk, in such a manner that none of the p
37、roductis lost or contaminated in shipment.16.2 Package Marking:16.2.1 When the shipment is made in bulk, it shall beaccompanied by appropriate identification showing thematerial, grade designation, ASTM designation, size, lotnumber, and the name, brand, or trademark of the manufac-turer.16.2.2 When
38、the shipment is made in containers, each shallbe marked either on the container or on a label or on a tagattached thereto. The marking shall show the material, gradedesignation,ASTM designation, size, heat identification, gross,tare, and net weight, and the name, brand, or trademark of themanufactur
39、er.17. Keywords17.1 copper alloy addition agents; copper alloys; copperbase alloysSUPPLEMENTARY REQUIREMENTSThe following supplementary requirements shall apply only when specified by the purchaser in theinquiry, contract or order, for agencies of the U.S. Government.S1. Referenced DocumentsS1.1 The
40、 following documents of the issue in effect on dateof material purchase form a part of this specification to theextent referenced herein:S1.1.1 ASTM Standards:2B900 Practice for Packaging of Copper and Copper AlloyMill Products for U.S. Government AgenciesS1.1.2 Federal Standards:5Fed. Std. No. 102
41、Preservation, Packaging, and PackingLevelsFed. Std. No. 123 Marking for Shipment (Civil Agencies)Fed. Std. 185 Identification Marking of Copper and Copper-Base Alloy Mill ProductsS1.1.3 Military Standard:5MIL-STD-129 Marking for Shipment and StorageS2. Quality AssuranceS2.1 Responsibility for Inspec
42、tion:S2.1.1 Unless otherwise specified in the contract or pur-chase order, the manufacturer is responsible for the perfor-mance of all inspection and test requirements specified. Exceptas otherwise specified in the contract or purchase order, themanufacturer may use his own or any other suitable fac
43、ilitiesfor the performance of the inspection and test requirementsunless disapproved by the purchaser at the time the order is5Available from DLA Document Services, Building 4/D, 700 Robbins Ave.,Philadelphia, PA 19111-5094, http:/quicksearch.dla.mil.B644 11 (2017)3placed. The purchaser shall have t
44、he right to perform any of theinspections or tests set forth when such inspections and testsare deemed necessary to assure that the material conforms toprescribed requirements.S3. Identification MarkingS3.1 All material shall be properly marked for identificationin accordance with Fed. Std. No. 185
45、except that the ASTMspecification number and the alloy number shall be used.S4. Preparation for DeliveryS4.1 Preservation, Packaging, Packing:S4.1.1 Military AgenciesThe material shall be separatedby size, composition, grade or class, and shall be preserved andpackaged, level A or C, packed level A,
46、 B, or C as specified inthe contract or purchase order, in accordance with the require-ments of Practice B900.S4.1.2 Civil AgenciesThe requirements of Fed. Std. No.102 shall be referenced for definitions of the various levels ofpackaging protection.S4.2 Marking:S4.2.1 Military AgenciesIn addition to
47、 any special mark-ing required by the contract or purchase order, marking forshipment shall be in accordance with MIL-STD-129.S4.2.2 Civil AgenciesIn addition to any special markingrequired by the contract or purchase order, marking forshipment shall be in accordance with Fed. Std. No. 123.SUMMARY O
48、F CHANGESCommittee B05 has identified the location of selected changes to this standard since the last issue (B644 05)that may impact the use of this standard. (Approved April 1, 2011.)(1) Added Terminology Section. Few other minor editorialchanges were made to sections 1.2, 4.1, 5.1.1, 5.2.1, 11.1,
49、 13.1,13.2, and 16.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invit
