1、Designation: B 134/B 134M 08Standard Specification forBrass Wire1This standard is issued under the fixed designation B 134/B 134M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last revision. A number in parentheses i
2、ndicates the year of last reapproval.A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification establishes requirements for round,hexagonal, octagonal, rectangular and square brass wire ofUNS Alloy Nos. C21000, C22000, C22600, C2300
3、0, C23400,C24000, C26000, C27000, and C27400.1.2 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as standard. Thevalues stated in each system may not be exact equivalents;therefore, each system shall be used independently of the other.Combining values from
4、 the two systems may result in non-conformance with the standard.2. Referenced Documents2.1 ASTM Standards:2B 250/B 250M Specification for General Requirements forWrought Copper Alloy WireB 601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastB 846 Terminology for Co
5、pper and Copper AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE8M Test Methods for Tension Testing of Metallic Mate-rials Metric3E112 Test Methods for Determining Average Grain SizeE 478 Test Methods for Chemical Analysis of CopperAlloys3. General Requirements3.1 The following secti
6、ons of Specification B 250/B 250Mconstitute a part of this specification.3.1.1 Terminology,3.1.2 Materials and Manufacture,3.1.3 Workmanship, Finish and Appearance,3.1.4 Sampling,3.1.5 Number of Tests and Retests,3.1.6 Specimen Preparation,3.1.7 Test Methods,3.1.8 Significance of Numerical limits,3.
7、1.9 Inspection,3.1.10 Rejection and Rehearing,3.1.11 Certification,3.1.12 Mill Test Reports,3.1.13 Product Marking,3.1.14 Packaging and Package Marking,3.1.15 Supplementary Requirements.3.2 In addition, when a section with a title identical to thatreferenced in 3.1 appears in this specification, it
8、containsadditional requirements that supplement those that appear inSpecification B 250/B 250M.4. Ordering Information4.1 Include the following information in orders for product:4.1.1 ASTM Designation and year of issue,4.1.2 Copper Alloy UNS No. designation,4.1.3 Temper,4.1.4 Cross section: round, h
9、exagonal, octagonal, rectangu-lar, or square,4.1.5 Quantity: total weight, footage, or number of pieces ofeach temper, cross section, or alloy,4.1.6 Dimensions: diameter or distance between parallelsurfaces, width and thickness, length,4.1.7 Type of edge: square corners, rounded edge, full-rounded e
10、dge,4.1.8 How furnished: coil, spool, or reel, specific lengthswith or without ends, and4.1.9 When material is purchased for agencies of the U.S.government (Specification B 250/B 250M).4.2 The following options are available to this specificationand should be specified in the contract or purchase or
11、der whenrequired:4.2.1 Certification (Specification B 250/B 250M, and4.2.2 Mill test report (Specification B 250/B 250M.5. Materials and Manufacture5.1 MaterialThe material shall be made from cast billets,logs, or rods of Copper Alloy UNS Nos. C21000, C22000,C22600, C23000, C23400, C24000, C26000, C
12、27000, orC27400, of such purity, soundness, and structure to be suitablefor processing into the desired product.1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.02 on Rod,Bar, Wire, Shapes and Forgings.
13、Current edition approved April 1, 2008. Published April 2008. Originallyapproved in 1940. Last previous edition approved in 2005 as B 134/B 134M 05.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandar
14、ds volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.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.5.2 ManufactureThe pr
15、oducts shall be manufactured bysuch hot working, cold working, and annealing processing as toproduce a uniform wrought structure in the finished product.6. Chemical Composition6.1 The material shall conform to the chemical composi-tional requirements specified in Table 1 for the copper alloyspecifie
16、d in the ordering information.6.1.1 When all elements specified for a given alloy in Table1 are determined, their sum of results shall be as follows:Alloy UNS Nos.Sum of Re-sults,Percent,MinimumC21000, C22000, C22600, C23000,C23400, C2400099.8C26000, C27000, C27400 99.76.2 These composition limits d
17、o not preclude the presenceof other elements. Limits may be established and analysisrequired for unnamed elements by agreement between themanufacturer or supplier and the purchaser.6.3 Zinc, listed as the “remainder,” is the difference betweenthe sum of results for all elements determined and 100 %.
18、7. Temper7.1 The product in drawn or rolled wire of UNS Alloy Nos.C21000, C22000, C22600, C23000, C23400, C24000,C26000, C27000, and C27400 shall be available in H00, H01,H02, H03, H04, H06, H08, and H10 tempers as defined inClassification B 601.7.1.1 Product made in H04 temper is not generally avai
19、lablein sizes over12 in. 13 mm in diameter.7.1.2 Product made in H06 temper is not generally availablein sizes over38 in. 10 mm in diameter.7.1.3 Product made in H08 temper is not generally availablein sizes over14 in. 6 mm in diameter.7.1.4 Square product is not generally available in H06 orH08 tem
20、pers.7.1.5 The tension test shall be the standard temper test forall H temper wire.7.1.6 The product in annealed form of UNS Alloys Nos.C21000 and C22000 shall be available in OS050, OS035,OS025, and OS015 tempers as defined in Classification B 601.7.1.7 The product in annealed form of UNS Alloy Nos
21、.C22600, C23000, C23400, and C24000 shall be available inOS070, OS050, OS035, OS025, OS015, and OS010 tempers asdefined in Classification B 601.7.1.8 The product in annealed form of UNS Alloy Nos.C26000, C27000, and C27400 shall be available in OS120,OS070, OS050, OS035, OS025, and OS015 tempers as
22、definedin Classification B 601.8. Grain Size for Annealed Wire8.1 Grain size shall be the standard requirement for allproduct in the annealed tempers.8.2 Acceptance or rejection based on grain size shall dependonly on the average grain size of test specimens taken fromeach of two sample portions and
23、 each specimen shall be withinthe limits prescribed in Table 2 when determined in accordancewith Test Methods E112.9. Mechanical Property Requirements9.1 Tensile Strength Requirements:9.1.1 Drawn or rolled product shall conform to the require-ments specified in Tables 3-6, by alloy and temper, for w
24、ire0.020 in. 0.5 mm and over in diameter or distance betweenparallel surfaces.9.1.1.1 The temper of wire under 0.020 in. 0.5 mm indiameter or distance between parallel surfaces shall be subjectto agreement between the manufacturer, or supplier, and thepurchaser.9.1.2 Rectangular product, furnished i
25、n the “H” tempersshall conform to the requirements in Tables 5 and 6 for thetemper and CopperAlloy UNS No. designation specified in theordering information when tested in accordance with TestMethods E8or E8M.9.1.3 Acceptance or rejection based upon mechanical prop-erty shall depend on the tensile st
26、rength values obtained whentested in accordance with Test Methods E8or E8M.TABLE 1 Chemical RequirementsCopper AlloyUNS No.Composition, %Copper Lead, max Iron, max ZincC21000 94.096.0 0.05 0.05 remainderC22000 89.091.0 0.05 0.05 remainderC22600 86.089.0 0.05 0.05 remainderC23000 84.086.0 0.05 0.05 r
27、emainderC23400 81.084.0 0.05 0.05 remainderC24000 78.581.5 0.05 0.05 remainderC26000 68.571.5 0.07 0.05 remainderC27000 63.068.5 0.09 0.07 remainderC27400 61.064.0 0.09 0.05 remainderB 134/B 134M 0829.2 Rockwell Hardness:9.2.1 The approximate Rockwell hardness values for rect-angular other than squa
28、re wire given in Table 2, Table 5, andTable 6 are for general information and assistance in testingand shall not be used as a basis for product rejection.TABLE 2 Grain Size Requirements and Approximate Rockwell Hardness Values for Annealed WireTemperDesignationGrain Size, mmApproximate Rockwell Hard
29、ness for Rectangular WireAF Scale 30-T ScaleStandard(B 601)Nominal Min Max Min Max Min MaxCopper Alloy UNS No. C21000OS050 0.050 0.035 0.090 40B52B. 4OS035 0.035C0.025 0.050 47B54B. 7OS025 0.025 0.015 0.035 50B61B11OS015 0.015CD0.025 54B65B723Copper Alloy UNS No. C22000OS050 0.050 0.035 0.090 50 60
30、1 16OS035 0.035C0.025 0.050 54 64 7 21OS025 0.025 0.015 0.035 58 70 13 31OS015 0.015CD0.025 62 75 19 39Copper Alloy UNS Nos. C22600, C23000, and C23400OS070 0.070 0.050 0.100 53 60 6 16OS050 0.050C0.035 0.070 56 63 10 20OS035 0.035C0.025 0.050 58 66 13 24OS025 0.025C0.015 0.035 60 72 16 34OS015 0.01
31、5CD0.025 62 79 19 48OS010 0.010 0.015 66 83 25 50Copper Alloy UNS No. C24000OS070 0.070 0.050 0.120 53 64 2 21OS050 0.050C0.035 0.070 57 67 8 27OS035 0.035C0.025 0.050 61 72 16 35OS025 0.025C0.015 0.035 63 77 20 42OS015 0.015CD0.025 66 83 25 50Copper Alloy UNS Nos. C26000, C27000, and C27400OS120 0.
32、120 0.070 . 50 62 . 21OS070 0.070 0.050 0.120 52 67 3 27OS050 0.050 0.035 0.070 61 73 20 35OS035 0.035 0.025 0.050 65 76 25 38OS025 0.025 0.015 0.035 67 79 27 42OS015 0.015D0.025 72 85 33 50ARockwell hardness values apply as follows: The F scale applies to metal 0.020 in. 0.5 mm in thickness and ove
33、r; the 30-T scale applies to metal 0.015 in. 0.4 mmin thickness and over.BCopper Alloy UNS No. C21000 in these several OS (annealed) tempers is too soft for Rockwell F hardness tests below 0.030 in. 0.75 mm in thickness.CThe nominal grain sizes are those in which wire other than rectangular are norm
34、ally available. Rectangular wire is normally available in any of the nominal grain sizeslisted.DAlthough no minimum grain size is required, the material must be fully recrystallized.TABLE 3 Tensile Strength Requirements for Round, Hexagonal, Octagonal, and Square Wire 0.020 in. and Over in Diameter
35、or DistanceBetween Parallel SurfacesTemper Designation Tensile Strength, ksiACode NameCopper Alloy UNSNo.C21000Copper Alloy UNSNo.C22000Copper Alloy UNSNos. C22600and C23000Copper Alloy UNSNos. C23400and C24000Copper Alloy UNS Nos.C26000, C27000,and C27400Min Max Min Max Min Max Min Max Min MaxH00 e
36、ighth-hard 35 45 38 50 43 57 50 65 50 65H01 quarter-hard 41 51 45 57 53 65 62 75 62 77H02 half-hard 49 58 56 67 66 77 78 90 79 94H03 three-quarter hard 57 64 64 74 76 86 90 101 92 107H04Bhard 61 68 70 79 83 92 100 110 102 117H06C,Dextra-hard 66 73 78 86 94 102 112 121 115 129H08E,Dspring 72 . 84 . 1
37、00 . 116 . 120 .Aksi = 1000 psi.BH04 (hard) temper wire is not generally available in sizes over12 in. in diameter.CH06 (extra-hard) temper is not generally available in sizes over38 in. in diameter.DSquare wire is not generally available in extra hard or spring tempers.EH08 (spring) temper is not g
38、enerally available in sizes over14 in. in diameter.B 134/B 134M 083NOTE 1The Rockwell hardness test offers a quick and convenientmethod of checking for general compliance with properties for tempercondition.10. Dimensions, Mass, and Permissible Variations10.1 The dimensions and tolerances for produc
39、t describedby this specification shall be as specified in SpecificationsB 250/B 250M with particular reference to the following tablesand related paragraphs in those specifications:10.1.1 Diameter or Distance Between Parallel SurfacesTable 1 in B 250/B 250M.10.1.2 ThicknessTable 3 in Specifications
40、B 250/B 250M.10.1.3 WidthTable 5 in Specification B 250/B 250M.10.1.4 LengthTables 7 and 8 in Specification B 250/B 250M.10.1.5 StraightnessTable 9 in Specification B 250/B 250M.10.1.5.1 This requirement is applicable to rectangular andsquare product only when ordered in lengths.10.1.6 Edge ContourR
41、efer to the section on edge contour.11. Test Methods11.1 Chemical Analysis11.1.1 Composition shall be determined, in case of disagree-ment, as follows:Element Test MethodCopper E 478Lead E 478 (AA)Iron E 478Zinc E 478 (Titrametric)11.1.2 Test methods to be followed for the determination ofelements r
42、esulting from contractual or purchase order agree-ment shall be as agreed upon between the manufacturer orsupplier and the purchaser.12. Keywords12.1 brass wire; copper-alloy wire; copper-zinc alloy wire;general purpose wire; hexagonal wire; high strength wire;nonelectrical wire; octagonal wire; orn
43、amental wire; rectangu-lar wire; round wire; spring wire; square wire; UNS No.C21000; UNS No. C22000; UNS No. C22600; UNS No.C23000; UNS No. C23400; UNS No. C24000; UNS No.C26000; UNS No.C27000; UNS No. C27400; wireTABLE 4 Tensile Strength Requirements for Round, Hexagonal, Octagonal, and Square Wir
44、e 0.5 mm and Over in Diameter or DistanceBetween Parallel SurfacesTemper Designation Tensile Strength, MPaACode NameCopper Alloy UNSNo.C21000Copper Alloy UNSNo.C22000Copper Alloy UNSNos. C22600and C23000Copper Alloy UNSNos. C23400and C24000Copper Alloy UNS Nos.C26000, C27000,and C27400Min Max Min Ma
45、x Min Max Min Max Min MaxH00 Eighth-hard 240 310 260 345 295 395 345 450 345 450H01 Quarter-hard 285 350 310 395 365 450 425 515 425 530H02 Half-hard 340 400 385 460 455 530 540 620 545 650H03 Three-quarter hard 395 440 440 510 525 595 620 695 635 740H04BHard 420 470 485 545 570 635 690 760 705 805H
46、06C,DExtra-hard 455 505 540 595 650 700 770 835 795 890H08E,DSpring 495 . . . 580 . . . 690 . . . 800 . . . 830 . . .ASee Appendix X1.BH04 (hard) temper wire is not generally available in sizes over 13 mm in diameter.CH06 (extra-hard) temper is not generally available in sizes over 10 mm in diameter
47、.DSquare wire is not generally available in extra hard or spring tempers.EH08 (spring) temper is not generally available in sizes over 6 mm in diameter.B 134/B 134M 084TABLE 5 Tensile Strength Requirements and Approximate Rockwell Hardness Values for Rectangular WireTemper DesignationTensile Strengt
48、h,ksiApproximate Rockwell HardnessAB Scale Superficial 30-TStandard(B 601)Former Min Max0.020 to0.036 in.inclOver 0.036in.0.012to0.028 in.inclOver 0.028in.Copper Alloy UNS No. C21000H01 quarter-hard 37 47 20-48 24-52 34-51 37-54H02 half-hard 42 52 40-56 44-60 46-57 48-59H03 three-quarter-hard 46 56
49、50-61 53-64 52-60 54-62H04 hard 50 59 57-64 60-67 57-62 59-64H06 extra hard 56 64 64-70 66-72 62-66 63-67H08 spring 60 68 68-73 70-75 64-68 65-69H10 extra spring 61 69 69-74 71-76 65-69 66-70Copper Alloy UNS No. C22000H01 quarter-hard 40 50 27-52 31-56 38-53 41-56H02 half-hard 47 57 50-63 53-66 52-61 54-63H03 three-quarter-hard 52 62 59-68 62-71 58-64 60-66H04 hard 57 66 65-72 68-75 62-66 64-68H06 extra hard 64 72 72-77 74-79 67-71 68-72H08 spring 69 77 76-79 78-81 70-72 71-73H10 extra spring 72 80 78-81 80-83 71-73 72-74Copper Alloy UN
