ASTM B587-2008 Standard Specification for Welded Brass Tube《焊接黄铜管标准规范》.pdf

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1、Designation: B 587 08Standard Specification forWelded Brass Tube1This standard is issued under the fixed designation B 587; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicate

2、s the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification establishes the requirements forround, rectangular, and square copper alloy welded tube forgeneral engineering applications.1.2 The values state

3、d 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 are not considered standard.1.3 The following hazard statement pertains only to the testmethod described in 18.2.3, 18.2.4, 18.2.6, a

4、nd 18.2.7 of thisspecification: This standard does not purport to address all ofthe safety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations

5、prior to use.2. Referenced Documents2.1 ASTM Standards:2B 153 Test Method for Expansion (Pin Test) of Copper andCopper-Alloy Pipe and TubingB 154 Test Method for Mercurous Nitrate Test for CopperAlloysB 428 Test Method for Angle of Twist in Rectangular andSquare Copper and Copper Alloy TubeB 601 Cla

6、ssification for Temper Designations for Copperand Copper AlloysWrought and CastE3 Guide for Preparation of Metallographic SpecimensE8 Test Methods for Tension Testing of Metallic MaterialsE 18 Test Methods for Rockwell Hardness of MetallicMaterialsE29 Practice for Using Significant Digits in Test Da

7、ta toDetermine Conformance with SpecificationsE112 Test Methods for Determining Average Grain SizeE 243 Practice for Electromagnetic (Eddy-Current) Exami-nation of Copper and Copper-Alloy TubesE 255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE 478 Test

8、 Methods for Chemical Analysis of CopperAlloysE 527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)3. Terminology3.1 Definitions:3.1.1 average diameter (for round tubes only), ntheaverage of the maximum and minimum outside diameters, orthe maximum and minimum inside dia

9、meters, whichever isapplicable, as determined at any one cross section of the tube.3.1.2 coila length of the product wound into a series ofconnected turns. The unqualified term “coil” as applied to tubeis normally understood as referring to a bunched coil.3.1.2.1 mill lengthlengths that can be conve

10、niently manu-factured in the mills.3.1.2.2 mill lengths with endslengths, including ends, thatcan be conveniently manufactured in the mills.3.1.3 flash or beadweld metal that protrudes beyond thenormal wall, both inside or outside.3.1.4 lengthsstraight pieces of the product.3.1.4.1 endsstraight piec

11、es, shorter than the nominallength, left over after cutting the product into mill lengths,stock lengths, or specified lengths. They are subject to mini-mum length and maximum weight requirements.3.1.4.2 specificstraight lengths that are uniform in length,as specified, and subject to established tole

12、rances.3.1.4.3 stockstraight lengths that are mill cut and stored inadvance of orders. They are usually subject to establishedtolerances.3.1.5 scarfingthe removing of flash or bead by a cuttingoperation.3.1.6 tubea hollow product of round or any other crosssection, having a continuous periphery.3.1.

13、6.1 weldedproduct made from sheet, strip, or platewith a seam made by welding.3.1.6.2 as-weldeda condition created as a result of shap-ing sheet, strip, or plate into a tubular form and weldingwithout subsequent heat treatment or cold work, or both.1This specification is under the jurisdiction ofAST

14、M Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipeand Tube.Current edition approved April 1, 2008. Published April 2008. Originallyapproved in 1973. Last previous edition approved in 2006 as B 587 06.2For referenced ASTM standards, visit the AS

15、TM 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 appears at the end of this standard.Copyright ASTM International, 100 Barr

16、 Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.1.6.3 welded and annealedwelded tube that has beenannealed to produce a uniformed grain size appropriate to thespecified annealed temper.3.1.6.4 welded and cold-drawnwelded tube with internalflash removed by scarfing and s

17、ubsequently cold-drawn toconform to the specified temper.3.1.6.5 fully finishedwelded tube with internal and pro-cessed to conform to the specified temper.4. Classification (Type)4.1 The basic types of welded brass tube are:4.1.1 Type IAs-welded tube finished by passing throughsizing and straighteni

18、ng rolls at ambient temperature.4.1.2 Type IIAs-welded tube finished by sizing, straight-ening, and annealing.4.1.3 Type IIIAs-welded tube finished by cold reducing orcold drawing over a plug or mandrel.4.1.4 Type IVAs-welded tube finished by both cold draw-ing over a plug or mandrel and annealing,

19、and redrawing andannealing when necessary to conform to a specified size andtemper.4.1.4.1 Type IV tube may be substituted for Types I, II, andIII by agreement between the manufacturer or supplier and thepurchaser. The temper of substituted Type IV tube shall bestated in the contract or purchase ord

20、er.5. Ordering Information5.1 The contract or purchase order for product under thisspecification should include the following information:5.1.1 ASTM designation and year of issue (for example,B 587 06),5.1.2 Copper Alloy UNS3No. (for example, C21000) (Sec-tion 6),5.1.3 Classification (type) (Section

21、 4),5.1.4 Temper (Section 8 and Table 2 and Table 3),5.1.5 Dimensions (diameter, distances between parallel sur-faces, wall thickness and so forth) (Section 13),5.1.6 How furnished (coils or lengths, specific or stock, withor without ends),5.1.7 Number of coils or pieces, each size and type, and5.1.

22、8 Total weight, each size and type.5.2 The following options are available under this specifi-cation and should be specified in the contract or purchase orderwhen required:5.2.1 Mercurous nitrate test (11.1),5.2.2 Hydrostatic test (12.2),5.2.3 Pneumatic test (12.3),5.2.4 Certification (Section 22),5

23、.2.5 Mill test report (Section 23), and5.2.6 Product marking (Section 24).6. Material and Manufacture6.1 MaterialThe material shall be strip, sheet, or plateproduced of CopperAlloy UNS No. C21000, C22000, C23000,C26000, C26800, C27000, or C27200 and shall be of suchquality and soundness as to be sui

24、table for processing into theproducts described in this specification.6.2 Manufacture:6.2.1 Tubes shall be welded by any process which producesforged or fusion welds.6.2.1.1 Tube welded from flat rolled strip can be regularlyfurnished by welding standard strip tempers and shall havemechanical proper

25、ties as agreed upon between the manufac-turer or supplier and the purchaser.6.2.2 Forged-welded tube shall be scarfed to remove bothinternal and external flash.6.2.2.1 Forged-welded tube to be drawn over a mandrel toproduce Types III and IV may have the internal flash com-pletely removed.6.2.2.2 For

26、ged-welded Types I, II, and III tube may containa residual thickness at the weld not to exceed 0.006 in. (0.15mm) or 10 % of the nominal wall thickness, whichever isgreater.6.2.3 Fusion-welded tube shall be mechanically worked toproduce a smooth external and internal surface without theapplication o

27、f scarfing or other removal of the weld metal bead.7. Chemical Composition7.1 The material shall conform to the chemical requirementsgiven in Table 1 for the specified alloy.7.1.1 These composition limits do not preclude the presenceof other elements. Limits may be established and analysisrequired f

28、or unnamed elements by agreement between themanufacturer and the purchaser.7.2 Either copper or zinc may be taken as the differencebetween the sum of results of all elements determined and100 %; however, when copper is so determined, that differenceshall conform to the limits given in Table 1 for co

29、pper.7.3 When all elements in Table 1 for the specified alloy aredetermined, the sum of results shall be as follows:Copper AlloyUNS No.Copper Plus Sum of Named Elements,min, %C21000, C22000, C23000 99.8C26000, C26800, C27000, C27200 99.78. Temper8.1 The material furnished shall be one of the tempers

30、indicated in Table 2 or Table 3.8.1.1 Light-drawn and hard-drawn tempers are normallyavailable in round tube only.8.1.2 Special temper requirements are subject to agreementbetween the manufacturer or supplier and the purchaser.3Refer to Practice E 527 for explanation of the Unified Numbering System(

31、UNS).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 remainderC23000 84.086.0 0.05 0.05 remainderC26000 68.571.5 0.07 0.05 remainderC26800 64.068.5 0.09 0.05 remainderC27000 63.068.5 0.09 0.07 r

32、emainderC27200 62.065.0 0.07 0.07 remainderB5870829. Physical Properties9.1 Grain Size:9.1.1 Type II and Type IV tubes with tempers designated asW060 (welded and soft-annealed) and W050 (welded andlight-annealed) shall conform to the requirements prescribed inTable 3 for the specified copper alloy U

33、NS No. and temperwhen tested in accordance with Test Methods E112.9.1.2 Grain size shall be the basis for acceptance or rejectionbased upon physical properties.10. Mechanical Properties10.1 Tensile Strength Requirements:10.1.1 Type I, Type III, and Type IV tube in drawn tempersshall conform to the r

34、equirements prescribed in Table 2 for thespecified copper alloy and temper when tested in accordancewith Test Methods E8.10.1.2 The tensile test results shall be the basis for accep-tance or rejection based upon mechanical properties.TABLE 2 Tensile Strength Requirements and Approximate Rockwell Har

35、dness Values for Welded (Type I), Welded and Cold-Worked(Type III), and Fully Finished (Type IV) TubeCopper AlloyUNS No.Temper TypeOutside Diameter, in.(mm)Wall Thickness, in. (mm)Rockwell 30THard-ness,AminTensile Strength,min, ksiB(MPa)CC21000 welded from annealed strip I all all 7 34 (235)C21000 w

36、elded from cold-rolled strip I all allDDC21000 cold reduced or light drawn III, IV all all 34 37 (255)C21000 cold reduced or hard drawn III, IV up to 1 (25.4) incl 0.0200.119 (0.5083.02) 52 46 (315)over 1 to 2 (25.4 to 50.8)incl0.0350.119 (0.8893.02)over 2 to 312 (50.8 to 88.9)incl0.0600.119 (1.523.

37、02)C22000 welded from annealed strip I all all 10 37 (255)C22000 welded from cold-rolled strip I all allDDC22000 cold reduced or light drawn III, IV all all 38 40 (275)C22000 cold reduced or hard drawn III, IV up to 1 (25.4) incl 0.020 to 0.119 (0.508 to3.02)55 52 (360)over 1 to 2 (25.4 to 50.8)incl

38、0.035 to 0.119 (0.889 to3.02)over 2 to 312 (50.8 to 88.9)incl0.060 to 0.119 (1.52 to3.02)C23000 welded from annealed strip I all all 24 40 (275)C23000 welded from cold-rolled strip I all allDDC23000 cold reduced or light drawn III, IV all all 43 44 (305)C23000 cold reduced or drawn (generalpurpose)I

39、II, IV all all 43 44 (305)C23000 cold reduced or hard drawn III, IV up to 1 (25.4) incl 0.020 to 0.119 (0.508 to3.02)65 57 (395)over 1 to 2 (25.4 to 50.8)incl0.035 to 0.119 (0.889 to3.02)over 2 to 312 (50.8 to 88.9)incl0.060 to 0.119 (1.52 to3.02)C26000,C26800,C27000,C27200welded from annealed strip

40、 I all all 25 48 (330)C26000,C26800,C27000,C27200welded from cold-rolled strip I all allDDC26000,C26800,C27000,C27200cold reduced or drawn (generalpurpose)III, IV all all 53 54 (370)C26000,C26800,C27000,C27200cold reduced or hard drawnEIII, IV up to 1 (25.4) inclover 1 to 2 (25.4 to 50.8)inclover 2

41、to 312 (50.8 to 88.9)incl0.020 to 0.119 (0.508 to3.02)0.035 to 0.119 (0.889 to3.02)0.060 to 0.119 (1.52 to3.02)70 66 (455)ARockwell hardness values shall only apply to: (a) tubes having a wall thickness of 0.012 in. (0.305 mm) or greater; (b) round tube having an inside diameter of516in. (7.94 mm) o

42、r greater; and (c) rectangular and square tube having an inside major distance between parallel surfaces of34 in. (4.76 mm) or greater. Rockwell hardnesstests shall be made on the inside surface of the tube, and the value of the Rockwell hardness number of each specimen shall be established by takin

43、g the arithmeticalaverage of at least three readings. When suitable equipment is not available for determining the specified Rockwell hardness, other Rockwell scales and values may bespecified subject to agreement between the manufacturer and the purchaser.Bksi = 1000 psi.CSee Appendix X1.DTube weld

44、ed from cold-rolled strip can be regularly supplied by welding standard strip tempers and shall have mechanical properties as agreed upon between thepurchaser and the supplier.ELight-drawn and hard-drawn tempers are normally available in round tube only.B58708310.2 Rockwell HardnessThe approximate R

45、ockwell hard-ness value(s) for each copper alloy and temper given in Table2 and Table 3 are for general information and assistance intesting.NOTE 1The Rockwell hardness test offers a quick and convenientmethod for checking for general conformity to the requirements for tensilestrength or grain size.

46、11. Performance Requirements11.1 Mercurous Nitrate TestWhen specified in the con-tract or purchase order, specimens of annealed tube in allcopper alloys and tempers shall show no cracks when tested inaccordance with Test Method B 154.11.2 Expansion TestA test specimen shall be expanded inaccordance

47、with Test Method B 153 to the following amounts.The tube expanded shall be free of defects, but blemishes of anature that do not interfere with the intended application areacceptable.Standard Size, in. (mm)Expansion in OutsideDiameter, %34 (19.0) and under 20Over34 (19.0) 1511.3 Flattening TestWhen

48、specified in the contract orpurchase order, the flattening test described in the Test Methodin 18.2.3 shall be performed. During inspection, the flattenedareas of the test specimen shall be free of defects, butblemishes of a nature that do not interfere with the intendedapplication are acceptable.11

49、.4 Reverse Bend TestAfter bending, the tube test speci-men shall be free of defects, but blemishes of a nature that donot interfere with the intended application are acceptable.12. Nondestructive Testing12.1 Electromagnetic (Eddy-Current) ExaminationEachtube up to and including 318-in. (79.4-mm) outside diameter orwithin the capabilities of the testing unit shall be passedthrough the testing unit adjusted to provide information on thesuitability of the tube for the intended application in accor-dance with Practice E 243. Tube that

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