1、Designation: B19 10Standard Specification forCartridge Brass Sheet, Strip, Plate, Bar, and Disks1This standard is issued under the fixed designation B19; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, the year of last revision. A
2、number in parentheses indicates the year of last reapproval. A superscriptepsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification establishes the requirements for s
3、heet,strip, plate, bar, and disks for the manufacture of ammunitioncomponent parts thereof from alloy UNS C26000.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand
4、are not considered standard.1.2.1 ExceptionValues given in inch-pound units are thestandard except for grain size which is stated in metric units.1.3 The following safety caveat pertains only to the testmethod described in Section 10 of this specification. Thisstandard does not purport to address al
5、l of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2B154 Test Method for M
6、ercurous Nitrate Test for CopperAlloysB248 Specification for General Requirements for WroughtCopper and Copper-Alloy Plate, Sheet, Strip, and RolledBarB601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysB858 Test Method
7、for Ammonia Vapor Test for Determin-ing Susceptibility to Stress Corrosion Cracking in CopperAlloysB900 Practice for Packaging of Copper and Copper AlloyMill Products for U.S. Government AgenciesE3 Guide for Preparation of Metallographic SpecimensE8 Test Methods for Tension Testing of Metallic Mater
8、ialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE112 Test Methods for Determining Average Grain SizeE255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE478 Test Methods for ChemicalAnalysis of CopperAl
9、loysE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)2.2 Federal Standards:3Fed. Std. No. 123 Marking for Shipment (Civil Agencies)Fed. Std. No. 185 Identification Marking of Copper andCopper-Base Alloy Mill Products2.3 Military Standards:3MIL-STD-105 Sampling Proced
10、ures and Tables for Inspec-tion by AttributesMIL-STD-129 Marking for Shipment and Storage3. Terminology3.1 DefinitionsFor standard terms related to copper andcopper alloys, refer to Terminology B846.4. Ordering Information4.1 Orders for products should include the following infor-mation:4.1.1 ASTM d
11、esignation and year of issue (for example,B19-XX),4.1.2 Product form: sheet, strip, plate, bar, or disks (blanks),4.1.3 Temper (Section 7),4.1.4 Dimension: thickness, width, length,4.1.5 How furnished: flat lengths, coils, or blanks,4.1.6 Quantity: total weight each temper, form, and size, and4.1.7
12、When severe drawing or deep cupping is required.4.2 The following options are available and should bespecified in the contract or purchase order when required:4.2.1 Heat identification or traceability details,4.2.2 Caliber or diameter of Type IV cups or disks (Section11),1This specification is under
13、 the jurisdiction ofASTM Committee B05 on Copperand CopperAlloys and is the direct responsibility of Subcommittee B05.01 on Plate,Sheet, and Strip.Current edition approved Oct. 1, 2010. Published November 2010. Originallyapproved in 1919. Last previous edition approved in 2005 as B19 05. DOI:10.1520
14、/B0019-10.2For 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.3Available from Standardization Documents Order Des
15、k, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/dodssp.daps.dla.mil.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.4.2.3 Mercurous
16、Nitrate Test (Section 10),4.2.4 Product Marking (Section 22),4.2.5 On-site inspection (Section 18.1),4.2.6 Certification (Section 20), and4.2.7 Test Report (Mill) (Section 21).5. Materials and Manufacture5.1 Materials:5.1.1 The material of manufacture shall be a cast bar ofcopper alloy UNS C26000 of
17、 such purity, uniformity, andsoundness as to be suitable for processing into the productsprescribed herein.5.2 Manufacture:5.2.1 The product shall be manufactured by such hot work-ing, cold working, and annealing processes as to produce auniform wrought structure in the specified temper for thefinis
18、hed product.5.2.2 The products shall be furnished with slit edges unlessotherwise specified.5.3 In the event heat identification or traceability is required,the purchaser shall specify the details desired in the contract orpurchase order.NOTE 1Because of the discontinued nature of the processing ofc
19、astings into wrought products, it is not always practical to identify aspecific casting analysis with a specific quantity of finished material.6. Chemical Composition6.1 The product material shall conform to the requirementsprescribed in Table 1.6.1.1 These specification limits do not preclude the p
20、resenceof other elements. Limits for unnamed elements may beestablished and analysis required by agreement between manu-facturer and purchaser.6.2 Either copper or zinc may be taken as the differencebetween the sum of all elements analyzed and 100 %. Copper,when determined by difference, must confor
21、m to the require-ments of Table 1. When all elements in Table 1 are analyzed,their sum shall be 99.7 % min.7. Temper7.1 Product tempers, as defined in Practice B601, shall be asfollows:7.1.1 Rolled Product: H01, H02, H03, H04, H06, H08, andH10.7.1.2 Annealed Product: OS015, OS025, OS035, OS050,OS070
22、, and OS100.7.1.3 The purchaser should confer with the manufacturer orsupplier for availability of product in a specific temper, form,and size.8. Grain Size Requirements8.1 Annealed sheet, strip, and bar furnished under thisspecification shall conform to the requirements specified inTable 2.8.2 Exce
23、pt for material ordered by the U.S. Government,annealed material to be used for the manufacture of cartridgebrass cups and disks shall conform to the requirements of Table3.8.3 Annealed plate, bar, and disks ordered by the U.S.Government shall meet the following requirements:8.3.1 Material up to 0.5
24、00 in. (12.70 mm) in thicknessinclusive, except material for 20 mm disks, shall be furnishedto a grain size of 0.055 to 0.120 mm inclusive.8.3.2 Material over 0.500 in. (12.70 mm) in thickness,except material for 20-mm disks, shall be furnished to a grainsize of 0.070 to 0.150 mm inclusive.8.3.3 Dis
25、ks (blanks) of 20 mm and material for blanking20-mm disks (blanks) shall be furnished to a grain size of 0.070to 0.130 mm inclusive.8.4 Material ordered as-hot rolled shall be furnished to agrain size as agreed upon between the manufacturer or supplierand the producer.8.5 Material to be used for the
26、 manufacture of primer cupand primer anvils shall conform to the grain size requirementsof Table 4.9. Mechanical Property Requirements9.1 Materials furnished under this specification shall con-form to the tension test requirements specified in this specifi-cation.9.1.1 Rolled-to-temper material shal
27、l conform to the re-quirements specified in Table 5.9.1.2 Annealed material shall conform to the requirementsspecified in Table 6.9.1.3 Material furnished as-hot rolled shall conform to therequirements specified in Table 6.10. Mercurous Nitrate Test10.1 When specified in the contract or purchase ord
28、er, theproduct shall meet the requirements of Test Method B154.TABLE 1 Chemical RequirementsCopperComposition, %Zinc BismuthLead, max Iron, max68.5 to 71.5 0.07 0.05 remainder 0.0059 maxTABLE 2 Grain Size Requirements for Annealed MaterialTemper NominalGrain Size, mmMin MaxOS015 0.015A0.025OS025 0.0
29、25 0.015 0.035OS035 0.035 0.025 0.050OS050 0.050 0.035 0.070OS070 0.070 0.050 0.100OS100 0.100 0.060 0.150ANo minimum grain size required, but the material shall be fully recrystallized.TABLE 3 Grain Size Requirements for Material for Manufactureof Cartridge Brass Cups and DisksType TemperGrain Size
30、, mmUseMin MaxI OS065 0.035 0.090 Strip for 0.30 and 0.45 caliber cupsII OS110 0.080 0.140 Strips for 0.50 caliber cupsIII OS055 0.055 0.115 Disks 0.500 in. (12.7 mm) and underin thicknessIV OS115 0.075 0.150 Disks over 0.500 in. (12.7 mm) inthicknessB1910210.1.1 Mercury is a recognized health hazar
31、d. Proper equip-ment for the detection and removal of vapors is recommended.The use of suitable gloves while testing is advised.NOTE 2Ammonia vapor test, Test Method B858, is a possiblealternative to Test Method B154.11. Dimensions, Mass, and Permissible Variations11.1 The dimensions and tolerances
32、covered by this speci-fication, except as covered herein, shall be as specified in thecurrent edition of Specification B248, with particular referenceto Section 6 and the dimensional tables of that specification.11.2 The diameter of the disks measured at the large endshall not vary from that specifi
33、ed in the order by more than theamounts shown in Table 7.11.3 Disks shall not vary in thickness by more than theamounts shown in Table 8, except that disks for 20-mmcartridge cases shall be not less than the thickness specified andshall not exceed the specified thickness by more than 0.008 in.(0.20
34、mm) in the area 1 in. (25 mm) in diameter in the centerof the disk.11.4 Material to be used for the manufacture of primer cupand primer anvil shall conform to the dimensional tolerancesrequirements shown in Table 4.11.5 Special dimensional tolerances shall be as agreed uponbetween the manufacturer o
35、r supplier and the purchaser.11.6 Straightness shall be determined by placing the pieceon a level surface so that the arc or departure from straightnessis horizontal. The maximum depth of arc shall be measured tothe nearest132 in. (0.8 mm) by means of a straightedge and asteel scale.12. Workmanship,
36、 Finish, and Appearance12.1 Cartridge brass shall be free of defects, and it shall bewell cleaned and free of dirt.12.2 In addition to the above requirement, cartridge brassdisks shall be free of oxidation, pinholes, surface splits, dirtinclusions, segregations, or any other defects. They shall befr
37、ee of oil and grease, acid, dirt, grit of any kind, and shall beclean and bright.13. Sampling13.1 The lot size, portion size, and selection of pieces formaterials purchased shall be as follows:13.1.1 Lot Size20 000 lb (9070 kg) or fraction thereof.13.1.2 Portion SizePieces from at least ten individu
38、allengths of the finished product. If the lot consists of less thanthe number of lengths indicated in the portion size, a pieceshall be taken from each individual length.13.2 For materials purchased by the U.S. Government,sampling shall be accomplished as follows:13.2.1 The lot size, portion size, a
39、nd selection of piecesshall conform to the sampling plan of Table 9 for chemicalanalysis, for tension tests, for grain size determinations and forthe mercurous nitrate test.13.2.2 Sampling for Visual and DimensionalExaminationIf the weight of each piece is more than 150 lb(68 kg), every piece shall
40、be examined. If the weight of eachpiece is 150 lb or less, a representative specimen shall bevisually examined to determine compliance with the require-ments of the contract for identification marking and workman-ship, and shall be measured for compliance with the dimen-sional requirements of this s
41、pecification and the contract.13.3 When material is furnished in rolls or on reels orspools, the sample for examination shall be taken within 10 ft(3.0 m) of the outer end. If the sample is rejected due tohandling marks, an additional 20 ft (6.1 m) shall be selected forexamination.13.4 Chemical Anal
42、ysisA sample for chemical analysisshall be taken and prepared in accordance with Practice E255.Drilling, millings, etc., shall be taken in approximately equalTABLE 4 Dimensional Tolerances, Grain Size, and Temper of Brass for Primer Cup and Primer AnvilsItem Size Case, caliber Thickness, in. (mm)Per
43、missible Variationin Thickness Plus andMinus, in. (mm)Standard TemperDesignationsNominal Grain Size, mm orTemperCup 0.50 0.035 (0.899) 0.0008 (0.020) OS100 0.100 (OS100)0.45 0.018 (0.458) or 0.001 (0.025) OS050 0.050 (OS050)0.020 (0.508)7.62 mm 0.027 (0.686) or 0.0008 (0.020) OS100 0.100 (OS100)0.02
44、9 (0.737)5.56 mm 0.027 (0.686) 0.0005 (0.0125) OS070 0.070 (OS070)0.30 0.027 (0.686) 0.0008 (0.020) OS100 0.100 (OS100)0.30 carbine 0.020 (0.508) 0.001 (0.025) OS070 0.070 (OS070)Anvil 0.50 0.0485 (1.2315) 0.001 (0.025) OS025 0.025 (OS025)0.45 0.038 (0.965) 0.001 (0.025) H0114 hard (H01)7.62 mm 0.03
45、8 (0.965) 0.001 (0.025) H01 or H0214 or12 hard (H01 or H02)5.56 mm 0.038 (0.965) 0.001 (0.025) H01 or H0214 or12 hard (H01 or H02)0.30 0.038 (0.965) 0.001 (0.025) H01 or H0214 or12 hard (H01 or H02)0.30 carbine 0.034 (0.864) 0.001 (0.025) H0114 hard (H01)TABLE 5 Tensile Strength Requirements for Rol
46、led TempersNOTE 1Plate is generally available in only the soft O60, quarter-hardH01, and half-hard H02 tempers. Required properties for other tempersshall be agreed upon between the manufacturer or supplier and thepurchaser at time of placing the order or contract.Temper DesignationTensile Strength,
47、 ksiA(MPa)Standard Former min maxH01 quarter hard 49 (340) 59 (405)H02 half hard 57 (395) 67 (460)H03 three-quarter hard 64 (440) 74 (510)H04 hard 71 (490) 81 (560)H06 extra hard 83 (570) 92 (635)H08 spring 91 (625) 100 (690)H10 extra spring 95 (655) 104 (720)A1 ksi = 1000 psi.B19103weight from each
48、 of the sample pieces selected in accordancewith 13.1.2 or 13.2.1 and combined into composite samples.The minimum weight of the composite sample that is to bedivided into three equal parts shall be 150 g. The maximumnumber of samples from which a composite sample may bemade shall be ten.13.4.1 Inste
49、ad of sampling in accordance with PracticeE255, the manufacturer shall have the option of determiningconformance to chemical composition as follows: Conform-ance shall be determined by the manufacturer by analyzingsamples taken at the time the castings are poured or samplestaken from the semifinished product. If the manufacturerdetermines the chemical composition of the material during thecourse of manufacture, he shall not be required to sample andanalyze the finished product. The number of samples taken fordetermination of chemical composition shall be as follo
