1、Designation: B 569 09Standard Specification forBrass Strip in Narrow Widths and Light Gage for Heat-Exchanger Tubing1This standard is issued under the fixed designation B 569; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the yea
2、r of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification establishes the requirements for brassstrip in narrow widths and light gages produced from Co
3、pperAlloys Nos. C23000, C26000, and C26130.NOTE 1This product is commonly used for the manufacture ofthin-wall tubes for water passages in heat exchangers for internalcombustion engines and other closed system heat sources.1.2 UnitsThe values stated in inch-pound units are to beregarded as standard.
4、 The values given in parentheses aremathematical conversions to SI units that are provided forinformation only and are not considered standard.1.2.1 ExceptionGrain size and chemical analysis sam-pling are stated in SI units.2. Referenced Documents2.1 ASTM Standards:2B 601 Classification for Temper D
5、esignations for Copperand Copper AlloysWrought and CastB 846 Terminology for Copper and Copper AlloysB 950 Guide for Editorial Procedures and Form of ProductSpecifications for Copper and Copper AlloysE3 Guide for Preparation of Metallographic SpecimensE 8/E 8M Test Methods for Tension Testing of Met
6、allicMaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E112 Test Methods for Determining Average Grain SizeE 255 Practice for Sampling Copper and Copper All
7、oys forthe Determination of Chemical CompositionE 478 Test Methods for Chemical Analysis of CopperAlloys3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B 846.4. Ordering Information4.1 Include the following information when placing ordersfor produc
8、ts to this specification:4.1.1 ASTM designation and year of issue (for example,B 569XX),4.1.2 Copper Alloy UNS No. designation (for example,C26000),4.1.3 Temper (Section 7),4.1.4 Dimensions: thickness, width, length (Section 10), and4.1.5 Quantity: total weight each form, temper, and size.4.2 The fo
9、llowing options are available and should bespecified at the time of placing an order when required:4.2.1 Heat identification or traceability details,4.2.2 Certification, and4.2.3 Mill test report.5. Materials and Manufacture5.1 Material:5.1.1 The material of manufacture shall be a form (cast bar,cak
10、e, or slab) of Copper Alloy UNS No. C23000, C26000, orC26130 of such purity and soundness as to be suitable forprocessing into the products prescribed herein.5.1.2 In the event heat identification or traceability isrequired, the purchaser shall specify the details desired.NOTE 2Because of the discon
11、tinuous 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.5.2 Manufacture:5.2.1 The product width shall be no greater than 3 in. (76.2mm), and thickness shall be less than 0.0181
12、in. (0.460 mm).1This specification is under 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 April 1, 2009. Published May 2009. Originallyapproved in 1972. Last previous edition
13、approved in 2004 as B 569 04.2For 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.1*A Summary of Changes section a
14、ppears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5.2.2 The product shall be manufactured by such hot-working, cold-working, and annealing processes as to producea uniform wrought structure in the fini
15、shed product.5.2.2.1 The product shall be hot- or cold-worked to thefinished size, and subsequently annealed, when required, tomeet the temper properties specified.5.2.3 Edges:5.2.3.1 Slit edges shall be furnished.6. Chemical Composition6.1 The material shall conform to the chemical composi-tional r
16、equirements in Table 1 for Copper Alloy UNS No.designation specified in the ordering information.6.1.1 These composition limits do not preclude the presenceof other elements. Limits shall be established and analysisrequired for unnamed elements when agreed upon between themanufacturer and the purcha
17、ser.6.2 For alloys in which zinc is listed as “remainder,” zinc isthe difference between the sum results of all elements deter-mined and 100 %.6.3 When all elements listed in Table 1 are determined forC26000 and C26130 the sum of results shall be 99.7 % min andfor C23000 the sum of results shall be
18、99.8 % min.7. Temper7.1 The standard tempers for products described in thisspecification are given in Table 2 and Table 3.7.1.1 Cold rolled tempers H01 or H02.7.1.2 Annealed-to-temper O81 or O82.NOTE 3The purchaser should confer with the manufacturer or sup-plier for the availability of product in a
19、 specific temper.8. Grain Size of Annealed Tempers8.1 Annealed-to-Temper (O81 and O82) strip shall have anaverage grain size of 0.015 mm maximum as determined byTest Methods E112.9. Mechanical Property Requirement9.1 Tensile Strength Requirement:9.1.1 Product furnished to this specification shall co
20、nformto the tensile strength requirements prescribed in Tables 2 and3 for the temper and alloy specified in the ordering informationwhen tested in accordance with Test Methods E 8/E 8M.9.2 Yield Strength Requirement:9.2.1 Product furnished to this specification shall be capableof conforming to the y
21、ield strength requirements prescribed inTables 2 and 3 for the temper and alloy specified in theordering information when tested in accordance with TestMethods E 8/E 8M. The purchaser must specify at the time ofordering which yield strength method shall be used.9.3 Elongation Test Requirement:9.3.1
22、Product furnished to this specification shall conformto the elongation requirements prescribed in Tables 2 and 3 forthe temper and alloy specified in the ordering informationwhen tested in accordance with Test Methods E 8/ E 8M.9.4 Acceptance or rejection based upon mechanical proper-ties shall depe
23、nd only on tensile strength and elongation.10. Dimensions, Mass, and Permissible Variations10.1 Unless closer tolerances are specified in the contract orpurchase order, the product furnished shall conform to thefollowing thickness and width tolerances:10.1.1 Thickness TolerancesTable 4.10.1.2 Width
24、TolerancesTable 5.10.2 Straightness TolerancesThe maximum edgewisecurvature (depth of arc) in any 72-in. (1829-mm) continuouslength shall not exceed18 in. (3.175 mm).11. Workmanship, Finish and Appearance11.1 The strip shall be free of defects, but blemishes of anature that do not interfere with nor
25、mal commercial operationsare acceptable. It shall be well-cleaned and free of dirt. Asuperficial film of residual light lubricant may be present and isacceptable unless otherwise specified.11.2 The surface finish and appearance shall be the normalcommercial quality for the alloy, thickness, and temp
26、er or-dered. When application information is provided with thepurchase order, the surface shall be that commercially produc-ible for the application. Superficial films of discoloration, orlubricants, or tarnish inhibitors are permissible unless other-wise specified.12. Sampling12.1 The lot size, por
27、tion size, and selection of samplepieces shall be as follows:12.1.1 Lot SizeAn inspection lot shall be 10 000 lb (4536kg) or less of material of the same mill form, alloy, temper, andnominal dimensions, subject to inspection at one time or shallbe the product of one cast bar from a single melt charg
28、e, whoseweight shall not exceed 25 000 lb (11 340 kg), that has beenprocessed continuously and subject to inspection at one time.12.1.2 Portion SizeA portion shall be two representativesamples taken from the product of one cast bar that has beencontinually processed to the finished temper and dimens
29、ions.12.2 Chemical AnalysisThe sample for chemical analysisshall be taken in accordance with Practice E 255 for product inits final form. Unless otherwise required by the purchaser, atthe time the order is placed the manufacturer shall have theoption of determining conformance to chemical compositio
30、nby analyzing samples taken at the time the castings are pouredor samples taken from the semifinished product if heat identitycan be maintained throughout all operations. If the manufac-turer determines the chemical composition during manufac-ture, he shall not be required to sample and analyze the
31、finishedproduct. The minimum weight of the composite sample inaccordance with Practice E 255 shall be 150 g.12.3 Samples for All Other TestsSamples for all othertests shall be taken from the sample portion in 12.1.2 and be ofTABLE 1 Chemical RequirementsCopperAlloy UNSNo.Composition, %CopperLead,max
32、Iron,maxArsenic ZincC23000 84.086.0A0.05 0.05 . . . RemainderC26000 68.571.5B0.07 0.05 . . . RemainderC26130 68.571.5B0.05 0.05 0.020.08 RemainderACu + Sum of Named Elements = 99.8 %.BCu + Sum of Named Elements = 99.7 %.B569092a convenient size to accommodate the test and comply with therequirements
33、 of the appropriate ASTM product standards andtest methods.13. Number of Tests and Retests13.1 Tests:13.1.1 Chemical AnalysisChemical composition shall bedetermined as per the element mean of the results from at leasttwo replicate analyses of the sample(s).13.1.2 Other Tests:13.1.2.1 Grain SizeThe a
34、verage grain size of two speci-mens shall be the arithmetic average of at least three determi-nations, each in a different field and the test results for eachspecimen shall be reported.13.1.2.2 Tensile Strength and Elongation shall be reportedfrom specimens prepared from one of the two pieces select
35、edin 12.1.2. The specimen must meet the requirements of theproduct specification.13.2 Retests:13.2.1 When requested by the manufacturer or supplier, aretest shall be permitted when results of tests obtained by thepurchaser or supplier fail to conform to the requirements of theproduct specification.1
36、3.2.2 The retest shall be as directed in the product speci-fication for the initial test except that the number of testspecimens shall be twice that normally required for thespecified test.13.2.3 Test results for all specimens shall conform to theproduct specification requirements in retest. Failure
37、 to conformshall be cause for rejection.14. Specimen Preparation14.1 Chemical AnalysisThe analytical specimen prepara-tion shall be the responsibility of the reporting laboratory.14.2 Grain SizeThe test specimen shall be prepared inaccordance with Practice E3.14.3 Tensile TestThe test specimen shall
38、 conform to therequirements prescribed for the specific product described inthe Test Specimen section of Test Methods E 8/E 8M. The testspecimen shall be taken so that the longitudinal axis is parallelto the direction of rolling.15. Test Methods15.1 Chemical Analysis:15.1.1 In case of disagreement,
39、determine the compositionusing the following methods:Element Test MethodCopper E 478Iron E 478Lead E 478 (AA)Zinc E 478 (Titrimetric)Arsenic E6215.1.2 Test method(s) to be followed for the determinationof element(s) resulting from contractual or purchase orderagreement shall be as agreed upon betwee
40、n the manufacturer orsupplier and purchaser.15.2 Other Tests:15.2.1 The product furnished shall conform to specifiedrequirements when subjected to test in accordance with thefollowing table:TABLE 2 Tensile Strength, Yield Strength, and Elongation Requirements for Rolled-to-Temper MaterialCopper Allo
41、yUNS No.Tensile Strength, ksi (MPaA) Yield Strength, ksi (MPaA) % ElongationStandardTemperDesignationAt 0.5 %Extension Under LoadAt 0.2 % OffsetIn2in.(50 mm)Former Minimum Maximum Minimum Maximum Minimum Maximum MinimumC23000 H0114 Hard 44 (305) 54 (370) 25 (170) 48 (330) 23 (160) 48 (330) 18C26000
42、and C26130 H0114 Hard 49 (340) 59 (405) 33 (230) 48 (330) 30 (205) 45 (205) 12C26000 and C26130 H0212 Hard 58 (400) 68 (470) 43 (295) 58 (400) 40 (275) 55 (380) 10ASee Appendix X1.TABLE 3 Tensile Strength, Yield Strength, and Elongation Requirements for Annealed-to-Temper MaterialCopper AlloyUNS No.
43、Tensile Strength, ksi (MPaA) Yield Strength, ksi (MPaA) % ElongationStandardTemperDesignationAt 0.5 %Extension Under LoadAt 0.2 % OffsetIn2in.(50 mm)Minimum Maximum Minimum Maximum Minimum Maximum MinimumC23000 O81 42 (210) 52 (360) 21 (145) 36 (250) 20 (140) 35 (240) 34C26000 and C26130 O82 60 (415
44、) 70 (485) 35 (240) 50 (345) 34 (235) 49 (340) 25ASee Appendix X1.TABLE 4 Thickness TolerancesThickness, in. (mm)Thickness Tolerance, 6in. (mm),A,B3 in. (7.62 mm) and Under in Width0.006 (0.152) and under 0.0003 (0.008)Over 0.006 to 0.009 (0.152 to 0.229) 0.0004 (0.010)Over 0.009 to 0.018 (0.229 to
45、0.457) 0.0005 (0.013)AWhen tolerances are specified as all plus or minus, double the values shown.BSome applications may require a closer tolerance control within any one coileven though the overall tolerance between coils or shipments can be to thetolerance shown. Such special tolerance requirement
46、s shall be negotiated be-tween the manufacturer or supplier and the purchaser at the time the order isplaced.TABLE 5 Width Tolerances for Slit MetalWidth, in. (mm)Width Tolerances, 6in. (mm),A,Bfor Thicknesses 0.018 in. (0.457mm) and Under1.750 (44.45) and under 0.003 (0.08)Over 1.750 to 3 (44.5 to
47、76.2) 0.005 (0.13)AWhen tolerances are specified as all plus or minus, double the values shown.BSome applications may require a closer tolerance control within any one coileven though the overall tolerance between coils or shipments can be to thetolerance shown. Such special tolerance requirements s
48、hall be negotiated be-tween the manufacturer or supplier and the purchaser at the time the order isplaced.B569093Test Test MethodGrain Size E112Tensile Strength E8/E8M15.2.1.1 Grain SizeIn case of dispute, the interceptmethod of Test Methods E112shall be followed.15.2.1.2 Yield StrengthIn case of di
49、spute, the yieldstrength shall be determined by the extension-under-loadmethod of Test Methods E 8/E 8M. When test results areobtained from both full size and machined specimens and theydiffer, the test results from the machined specimens shallprevail.16. Significance of Numerical Limits16.1 For purposes of determining compliance with thespecified limits for requirements of the properties listed in thefollowing table and for dimensional tolerances, an observedvalue or a calculated value shall be rounded as indicated inaccordance with the rounding metho
