ASTM B824-17 Standard Specification for General Requirements for Copper Alloy Castings.pdf
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1、Designation: B824 17Standard Specification forGeneral Requirements for Copper Alloy Castings1This standard is issued under the fixed designation B824; 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 general requirements
3、 com-mon to ASTM copper alloy casting specifications B22/B22M,B61, B62, B66, B67, B148, B176, B271/B271M, B369, B427,B505/B505M, B584, B763/B763M, B770, and B806. Theserequirements apply to the casting specifications to the extentreferenced therein.1.1.1 In the event of conflict between this specifi
4、cation anda casting specification, the requirements of the casting speci-fication shall take precedence.1.2 The chemical composition and other requirements notincluded in this specification shall be prescribed in the castingproduct specifications.1.3 UnitsThe values stated in inch-pound units are to
5、 beregarded as standard. The values given in parentheses aremathematical conversions to SI units that are provided forinformation only and are not considered standard.1.4 No precise quantitative relationship can be stated be-tween the properties of the metal in various locations of thesame casting o
6、r between the properties of castings and those ofa test bar casting from the same metal. (See Appendix X1.)21.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of Inte
7、rnational Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 The following documents, of the issue in effect on dateof casting purchase, form, part of this specification to the extentreferenced herein:2.
8、2 ASTM Standards:3B22/B22M Specification for Bronze Castings for Bridgesand TurntablesB61 Specification for Steam or Valve Bronze CastingsB62 Specification for Composition Bronze or Ounce MetalCastingsB66 Specification for Bronze Castings for Steam Locomo-tive Wearing PartsB67 Specification for Car
9、and Tender Journal Bearings,LinedB148 Specification for Aluminum-Bronze Sand CastingsB176 Specification for Copper-Alloy Die CastingsB193 Test Method for Resistivity of Electrical ConductorMaterialsB194 Specification for Copper-BerylliumAlloy Plate, Sheet,Strip, and Rolled BarB208 Practice for Prepa
10、ring Tension Test Specimens forCopper Alloy Sand, Permanent Mold, Centrifugal, andContinuous CastingsB271/B271M Specification for Copper-Base Alloy Centrifu-gal CastingsB369 Specification for Copper-Nickel Alloy CastingsB427 Specification for Gear Bronze Alloy CastingsB505/B505M Specification for Co
11、pper Alloy ContinuousCastingsB584 Specification for Copper Alloy Sand Castings forGeneral ApplicationsB763/B763M Specification for Copper Alloy Sand Castingsfor Valve ApplicationsB770 Specification for Copper-Beryllium Alloy Sand Cast-ings for General ApplicationsB806 Specification for Copper Alloy
12、Permanent Mold Cast-ings for General ApplicationsB846 Terminology for Copper and Copper AlloysE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE10 Test Method for Brinell Hardness of Metallic Materials1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper
13、 Alloys and is the direct responsibility of Subcommittee B05.05 onCastings and Ingots for Remelting.Current edition approved April 1, 2017. Published May 2017. Originallyapproved in 1992. Last previous edition approved in 2016 as B824-16. DOI:10.1520/B0824-17.2For ASME Boiler and Pressure Vessel Cod
14、e application, see related specifica-tion in Section II of that code.3For 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
15、website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardizat
16、ion established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.1E18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant
17、Digits in Test Data toDetermine Conformance with SpecificationsE54 Test Methods for Chemical Analysis of Special Brassesand Bronzes (Withdrawn 2002)4E62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)4E76 Test Methods for Chemical Analysis of Nicke
18、l-CopperAlloys (Withdrawn 2003)4E255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE478 Test Methods for Chemical Analysis of Copper AlloysE581 Test Methods for Chemical Analysis of Manganese-Copper Alloys2.3 JIS Standard:5JIS H 1068:2005 Methods for Dete
19、rmination of Bismuth inCopper and CopperAlloys (Japanese Industrial Standards)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 lota collection of like final product (same alloy,temper, di
20、mensions, as applicable) produced under the same oridentical conditions from which samples were drawn forinspection or testing, or both.4. Materials and Manufacture4.1 ManufactureMechanical properties of Copper AlloyUNS Nos. C94700, C95300, C95400, C95410, C95500,C95520, and C96800 can be changed by
21、 heat treatment.Suggested heat treatments are given in the casting specifica-tions containing these alloys.5. Chemical Composition5.1 The casting material shall conform to the chemicalrequirements of the casting product specification involved.5.2 These composition limits do not preclude the presence
22、of other elements. Limits may be established and analysisrequired for unnamed elements by agreement between themanufacturer and the purchaser.6. Mechanical Property Requirements6.1 When tension testing is required by the casting productspecification, the results shall conform to the requirements oft
23、hat specification, when tested in accordance with Test Meth-ods E8/E8M.6.2 When Brinell Hardness testing is required by the castingproduct specification, the results shall conform to the require-ments of that specification, when tested in accordance with theTest Method E10.6.3 When Rockwell Hardness
24、 testing is required by thecasting product specification, the results shall conform to therequirements of that specification, when tested in accordancewith the Test Methods E18.7. Other Requirements7.1 Hydrostatic TestWhen specified in the purchase order,a hydrostatic test shall be performed on the
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