1、Designation: B 19 05Standard Specification forCartridge Brass Sheet, Strip, Plate, Bar, and Disks1This standard is issued under the fixed designation B 19; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, the year of last revision.
2、A number in parentheses indicates the year of last reapproval. A superscriptepsilon (e) 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 fo
3、r sheet,strip, plate, bar, and disks for the manufacture of ammunitionof component parts thereof from alloy UNS C26000.1.2 Values given in inch-pound units are the standard exceptfor grain size which is stated in metric units. SI values given inparenthesis are for information only.1.3 The following
4、safety caveat pertains only to the testmethod described in Section 10 of this specification. Thisstandard does not purport to address all 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 a
5、nd determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2B 154 Test Method for Mercurous Nitrate Test for Copperand Copper AlloysB 248 Specification for General Requirements for WroughtCopper and Copper-Alloy Plate, Sheet, Strip, and RolledBar
6、B 601 Practice for Temper Designations for Copper andCopper AlloysWrought and CastB 846 Terminology for Copper and Copper AlloysB 858 Test Method for Determination of Susceptibility toStress Corrosion Cracking in Copper Alloys Using anAmmonia Vapor TestE3 Practice for Preparation of Metallographic S
7、pecimensE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 112 Test Methods for Determining Average Grain SizeE 255 Practice for Sampling Copper and Copper Alloys forDetermination of Chemical Co
8、mpositionE 478 Test Methods for Chemical Analysis of CopperAlloysE 527 Practice for Numbering Metals and Alloys (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 Standar
9、ds:3MIL-STD-105 Sampling Procedures and Tables for Inspec-tion by AttributesMIL-STD-129 Marking for Shipment and StorageMIL-C-3993 Packaging of Copper and Copper-Base AlloyMill Products3. Terminology3.1 DefinitionsFor standard terms related to copper andcopper alloys, refer to Terminology B 846.4. O
10、rdering Information4.1 Orders for products should include the following infor-mation:4.1.1 ASTM designation 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: f
11、lat lengths, coils, or blanks,4.1.6 Quantity: total weight each temper, form, and size, and4.1.7 When severe drawing or deep cupping is required.4.2 The following options are available and should bespecified in the contrast or purchase order when required:4.2.1 Heat identification or traceability de
12、tails,4.2.2 Caliber or diameter of Type IV cups or disks (Section11),4.2.3 Mercurous Nitrate Test (Section 10),4.2.4 Product Marking (Section 22),4.2.5 On-site inspection (Section 13),4.2.6 Certification (Section 20), and4.2.7 Test Report (Mill) (Section 21).1This specification is under the jurisdic
13、tion ofASTM Committee B05 on Copperand CopperAlloys and is the direct responsibility of Subcommittee B05.01 on Plate,Sheet, and Strip.Current edition approved Mar. 1, 2005. Published March 2005. Originallyapproved in 1919. Last previous edition approved in 2001 as B 19 01.2For referenced ASTM standa
14、rds, 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 Desk, Bldg. 4 Section D, 700Robbins Ave.
15、, Philadelphia, PA 19111-5094, Attn: NPODS.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.5. Material and Manufacture5.1 Material:5.1.1 The material of manufacture sh
16、all be a cast bar ofcopper alloy UNS C26000 of such purity, uniformity, andsoundness as to be suitable for processing into the productsprescribed herein.5.2 Manufacturing:5.2.1 The product shall be manufactured by such hot work-ing, cold working, and annealing processes as to produce auniform wrough
17、t structure in the specified temper for thefinished 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
18、of the discontinued nature of the processing ofcastings 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
19、These specification limits do not preclude the presenceof 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 %. C
20、opper,when determined by difference, must conform 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 B 601, shall beas follows:7.1.1 Rolled Product: B 601, H01, H02, H03, H04, H06,H08, and H10.
21、7.1.2 Annealed Product: OS015, OS025, OS035, OS050,OS070, 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. Mechanical Property Requirements Mechanical PropertyRequirements8.1 Materials furnished under this
22、 specification shall con-form to the tension test requirements specified in this specifi-cation.8.1.1 Rolled-to-temper material shall conform to the re-quirements specified in Table 2.8.1.2 Annealed material shall conform to the requirementsspecified in Table 3.8.1.3 Material furnished as-hot rolled
23、 shall conform to therequirements specified in Table 3.9. Grain Size Requirements9.1 Annealed sheet, strip, and bar furnished under thisspecification shall conform to the requirements specified inTable 4.9.2 Except for material ordered by the U.S. Government,annealed material to be used for the manu
24、facture of cartridgebrass cups and disks shall conform to the requirements of Table5.9.3 Annealed plate, bar, and disks ordered by the U.S.Government shall meet the following requirements:9.3.1 Material up to 0.500 in. (12.70 mm) in thicknessinclusive, except material for 20 mm disks, shall be furni
25、shedto a grain size of 0.055 to 0.120 mm inclusive.9.3.2 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.9.3.3 Disks (blanks) of 20 mm and material for blanking20-mm disks (blanks) shall be furnished to
26、 a grain size of 0.070to 0.130 mm inclusive.9.4 Material ordered as-hot rolled shall be furnished to agrain size as agreed upon between the manufacturer or supplierand the producer.9.5 Material to be used for the manufacture of primer cupand primer anvils shall conform to the grain size requirements
27、of Table 6.10. Mercurous Nitrate Test10.1 When specified in the contract or purchase order, theproduct shall meet the requirements of Test Method B 154.10.1.1 Mercury is a recognized health hazard. Proper equip-ment for the detection and removal of vapors is recommended.The use of suitable gloves wh
28、ile testing is advised.NOTE 2Ammonia vapor test, Test Method B 858, is a possiblealternative to Test Method B 154.11. Dimensions, Mass, and Permissible Variations11.1 The dimensions and tolerances covered by this speci-fication, except as covered herein, shall be as specified in thecurrent edition o
29、f Specification B 248, with particular referenceto Section 6 and the dimensional tables of that specification.TABLE 1 Chemical RequirementsCopperComposition, %Zinc BismuthLead, max Iron, max68.5 to 71.5 0.07 0.05 remainder 0.0059 maxTABLE 2 Tensile Strength Requirements for Rolled TempersNOTE 1Plate
30、 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, ksiA(MPa)Standard For
31、mer 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.B1905211.2 The diameter of the disks measure
32、d at the large endshall not vary from that specified 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 th
33、e specified thickness by more than 0.008 in.(0.20 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 6.11.5 Special dimensional tolerances
34、 shall be as agreed uponbetween the manufacturer or 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 o
35、f a straightedge and asteel scale.12. Workmanship, 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, s
36、egregations, or any other defects. They shall befree of oil and grease, acid, dirt, grit of any kind, and shall beclean and bright.13. Inspection13.1 The manufacturer, or supplier, shall inspect and maketests necessary to verify the product furnished conforms tospecification requirements.13.2 Source
37、 inspection of the product by the purchaser maybe agreed upon between the manufacturer, or supplier, and thepurchaser as part of the purchase order. In such case, the natureof the facilities needed to satisfy the inspector representing thepurchaser that the product is being furnished in accordancewi
38、th the specification shall be included in the agreement. Alltests and the inspection shall be conducted so as not to interfereunnecessarily with the operation of the works.13.3 The manufacturer, or supplier, and the purchaser mayconduct the final inspection simultaneously by mutual agree-ment.14. Sa
39、mpling14.1 The lot size, portion size, and selection of pieces formaterials purchased shall be as follows:14.1.1 Lot Size20 000 lb (9070 kg) or fraction thereof.14.1.2 Portion SizePieces from at least ten individuallengths of the finished product. If the lot consists of less thanthe number of length
40、s indicated in the portion size, a pieceshall be taken from each individual length.14.2 For materials purchased by the U.S. Government,sampling shall be accomplished as follows:TABLE 3 Tension Test Requirements of Annealed and As-Hot Rolled MaterialsNOTE 1On annealed material under 0.020 in. (0.51 m
41、m) in thickness, grain size only shall be specified.Thickness, in. (mm)Tensile Strength, min ksiA(MPa)Elongation in 2 in. (50 mm), min,%annealed temper, OS025, 0.0150.035 mm nominal grain size0.020 to 0.050 (0.508 to 1.27), incl 45 (310) 40Over 0.050 to 0.100 (1.27 to 2.54), incl 45 (310) 42Over 0.1
42、00 to 0.150 (2.54 to 3.81), incl 45 (310) 45Over 0.150 (3.81) 45 (310) 50annealed temper, OS070, 0.0500.100 mm nominal grain size0.020 to 0.050 (0.508 to 1.27), incl 44 (305) 45Over 0.050 to 0.100 (1.27 to 2.54), incl 44 (305) 47Over 0.100 to 0.150 (2.54 to 3.81), incl 44 (305) 50Over 0.150 to 0.250
43、 (3.81 to 6.35), incl 44 (305) 55Over 0.250 to 0.500 (6.35 to 12.7), incl 43 (295) 55Over 0.500 (12.7) 40 (275) 60as-hot rolled, M200.250 to 0.500 (6.35 to 12.7), incl 43 (295) 55Over 0.500 (12.7) 40 (275) 60A1 ksi = 1000 psi.TABLE 4 Grain Size Requirements for Annealed MaterialTemper NominalGrain S
44、ize, mmMin MaxOS015 0.015A0.025OS025 0.025 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 5 Grain Size Requirements for Material for Manufactureof Cartridge B
45、rass Cups and DisksType TemperGrain Size, 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) inthicknessB1905314.
46、2.1 The lot size, portion size, and 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.14.2.2 Sampling for Visual and DimensionalExaminationIf the weight of each piece is more than
47、150 lb(68 kg), every piece shall 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 di
48、men-sional requirements of this specification and the contract.14.3 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
49、forexamination.14.4 Chemical AnalysisA sample for chemical analysisshall be taken and prepared in accordance with Practice E 255.Drilling, millings, etc., shall be taken in approximately equalweight from each of the sample pieces selected in accordancewith 14.1.2 or 14.2.1 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.14.4.1 Instead of sampling in accordance with PracticeE 255, the manufacturer sha
