1、Designation: B587 08 B587 12Standard Specification forWelded Brass Tube1This standard is issued under the fixed designation B587; 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 in
2、dicates 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 round, rectangular, and square copper alloy welded tube for generalengineering applications.1.2 UnitsThe v
3、alues Values stated in inch-pound units are to be regarded as standard. The values given in parentheses aremathematical conversions to SI units thatunits, which are provided for information only and are not considered standard.1.3 The following hazard statement pertains only to the test method descr
4、ibed in 18.2.3, 18.2.4, 18.2.6, and 18.2.7 of thisspecification:This standard does not purport to address all of the safety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appropriate safety and health practices and determine the applicabi
5、lity ofregulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B153 Test Method for Expansion (Pin Test) of Copper and Copper-Alloy Pipe and TubingB154 Test Method for Mercurous Nitrate Test for Copper AlloysB428 Test Method for Angle of Twist in Rectangular and Square Copper
6、and Copper Alloy TubeB601 Classification for Temper Designations for Copper and Copper AlloysWrought and CastB968/B968M Test Method for Flattening of Copper and Copper-Alloy Pipe and TubeE3 Guide for Preparation of Metallographic SpecimensE8E8/E8M Test Methods for Tension Testing of Metallic Materia
7、lsE18 Test Methods for Rockwell Hardness of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data to Determine Conformance with SpecificationsE112 Test Methods for Determining Average Grain SizeE243 Practice for Electromagnetic (Eddy-Current) Examination of Copper and Copper-Alloy
8、 TubesE255 Practice for Sampling Copper and Copper Alloys for the Determination of Chemical CompositionE478 Test Methods for Chemical Analysis of Copper AlloysE527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)3. Terminology3.1 Definitions:3.1.1 average diameter (for
9、round tubes only), nthe average of the maximum and minimum outside diameters, or themaximum and minimum inside diameters, whichever is applicable, as determined at any one cross section of the tube.3.1.2 coila length of the product wound into a series of connected turns. The unqualified term “coil”
10、as applied to tube isnormally understood as referring to a bunched coil.3.1.2.1 mill lengthlengths that can be conveniently manufactured in the mills.3.1.2.2 mill lengths with endslengths, including ends, that can be conveniently manufactured in the mills.3.1.3 flash or beadweld metal that protrudes
11、 beyond the normal wall, both inside or outside.1 This specification is under the jurisdiction of ASTM Committee B05 on Copper and Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipe andTube.Current edition approved April 1, 2008Oct. 1, 2012. Published April 2008November 20
12、12. Originally approved in 1973. Last previous edition approved in 20062008 asB587 06.B587 08. DOI: 10.1520/B0587-08.10.1520/B0587-12.2 For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume in
13、formation, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately
14、 depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM Intern
15、ational, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States13.1.4 lengthsstraight pieces of the product.3.1.4.1 endsstraight pieces, shorter than the nominal length, left over after cutting the product into mill lengths, stock lengths,or specified lengths. They are s
16、ubject to minimum length and maximum weight requirements.3.1.4.2 specificstraight lengths that are uniform in length, as specified, and subject to established tolerances.3.1.4.3 stockstraight lengths that are mill cut and stored in advance of orders. They are usually subject to establishedtolerances
17、.3.1.5 scarfingthe removing of flash or bead by a cutting operation.3.1.6 tubea hollow product of round or any other cross section, having a continuous periphery.3.1.6.1 weldedproduct made from sheet, strip, or plate with a seam made by welding.3.1.6.2 as-weldeda condition created as a result of sha
18、ping sheet, strip, or plate into a tubular form and welding withoutsubsequent heat treatment or cold work, or both.3.1.6.3 welded and annealedwelded tube that has been annealed to produce a uniformed grain size appropriate to the specifiedannealed temper.3.1.6.4 welded and cold-drawnwelded tube with
19、 internal flash removed by scarfing and subsequently cold-drawn to conformto the specified temper.3.1.6.5 fully finishedwelded tube with internal and processed 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
20、by passing through sizing and straightening rolls at ambient temperature.4.1.2 Type IIAs-welded tube finished by sizing, straightening, and annealing.4.1.3 Type IIIAs-welded tube finished by cold reducing or cold drawing over a plug or mandrel.4.1.4 Type IVAs-welded tube finished by both cold drawin
21、g over a plug or mandrel and annealing, and redrawing andannealing when necessary to conform to a specified size and temper.4.1.4.1 Type IV tube may be substituted for Types I, II, and III by agreement between the manufacturer or supplier and thepurchaser. The temper of substituted Type IV tube shal
22、l be stated in the contract or purchase order.5. Ordering Information5.1 The contract or purchase order Include the following specified choices when placing orders for product under thisspecification should include the following information:specification, as applicable:5.1.1 ASTM designation and yea
23、r of issue (for example, B587 06B587 12),5.1.2 Copper Alloy UNS3 No. (for example, C21000) (Section 6),5.1.3 Classification (type) (Section 4),5.1.4 Temper (Section 8 and Table 2 and Table 3),5.1.5 Dimensions (diameter, distances between parallel surfaces, wall thickness and so forth) (Section 13),5
24、.1.6 How furnished (coils or lengths, specific or stock, with or without ends),5.1.7 NumberQuantityNumber of coils or pieces, each size and type, andor5.1.8 Total weight, each size and type.type, and5.1.9 Intended application.5.2 The following options are available under this specification and shoul
25、dshall 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),5.2.5 Mill test report (Section 23), and5.2.6 Product marking (Section 24). ), and5.2.7 Package marking of
26、 the specification number.6. Material and Manufacture6.1 MaterialThe material of manufacture shall be strip, sheet, or plate produced of Copper Alloy UNS No. C21000, C22000,C23000, C26000, C26800, C27000, or C27200 and shall be of such quality and soundness as to be suitable for processing intothe p
27、roducts described in this specification.3 Refer to Practice E527 for explanation of the Unified Numbering System (UNS).B587 1226.2 Manufacture:6.2.1 Tubes shall be welded by any process which produces forged or fusion welds.6.2.1.1 Tube welded from flat rolled strip can be regularly furnished by wel
28、ding standard strip tempers and shall havemechanical properties as agreed upon between the manufacturer or supplier and the purchaser.6.2.2 Forged-welded tube shall be scarfed to remove both internal and external flash.6.2.2.1 Forged-welded tube to be drawn over a mandrel to produce Types III and IV
29、 may have the internal flash completelyremoved.6.2.2.2 Forged-welded Types I, II, and III tube may contain a residual thickness at the weld not to exceed 0.006 in. (0.15 mm)or 10 % of the nominal wall thickness, whichever is greater.6.2.3 Fusion-welded tube shall be mechanically worked to produce a
30、smooth external and internal surface without theapplication of scarfing or other removal of the weld metal bead.7. Chemical Composition7.1 The material shall conform to the chemical requirements given in Table 1 for the specified alloy.7.1.1 These composition limits do not preclude the presence of o
31、ther elements. Limits may be established and analysis requiredfor unnamed elements by agreement between the manufacturer and the purchaser.7.2 Either copper or zinc may be taken as the difference between the sum of results of all elements determined and 100 %;however, when copper is so determined, t
32、hat difference shall conform to the limits given in Table 1 for copper.7.3 When all elements in Table 1 for the specified alloy are determined, 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
33、99.78. Temper8.1 The materialproduct furnished shall be one of the tempers indicated in Table 2 or Table 3.8.1.1 Light-drawn and hard-drawn tempers are normally available in round tube only.8.1.2 Special temper requirements are subject to agreement between the manufacturer or supplier and the purcha
34、ser.9. Physical Properties Grain Size for Annealed Tempers9.1 Grain Size:9.1.1 Type II and Type IV tubes with tempers designated as W060 (welded and soft-annealed) and W050 (welded andlight-annealed) shall conform to the requirements prescribed in Table 3 for the specified copper alloy UNS No. and t
35、emper whentested in accordance with Test Methods E112.9.1.2 Grain size shall be the basis for acceptance or rejection based upon physical properties.10. Mechanical Properties10.1 Tensile Strength Requirements :10.1.1 Type I, Type III, and Type IV tube in drawn tempers shall conform to the requiremen
36、ts prescribed in Table 2 for thespecified copper alloy and temper when tested in accordance with Test Methods E8E8/E8M.10.1.2 The tensile test results shall be the basis for acceptance or rejection based upon mechanical properties.10.2 Rockwell HardnessHardness RequirementThe approximate Rockwell ha
37、rdness value(s) for each copper alloy andtemper given in Table 2 and Table 3 are for general information and assistance in testing.NOTE 1The Rockwell hardness test offers a quick and convenient method for checking for general conformity to the requirements for tensile strengthor grain size.TABLE 1 C
38、hemical 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 remainderC27200
39、 62.065.0 0.07 0.07 remainderB587 12311. Performance Requirements11.1 Mercurous Nitrate TestWhen specified in the contract or purchase order, specimens of annealed tube in all copper alloysand tempers shall show no cracks when tested in accordance with Test Method B154.11.2 Expansion TestTest: A tes
40、t specimen shall be expanded in accordance with Test Method B153 to the following amounts.The tube expanded shall be free of defects, but blemishes of a nature that do not interfere with the intended application areacceptable.TABLE 2 Tensile Strength Requirements and Approximate Rockwell Hardness Va
41、lues 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,A minTensile Strength,min, ksiB(MPa)CC21000 welded from annealed strip I all all 7 34 (235)C21000 welded
42、 from cold-rolled strip I all all D DC21000 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 (1.523.02)
43、C22000 welded from annealed strip I all all 10 37 (255)C22000 welded from cold-rolled strip I all all D DC22000 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)incl0
44、.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 all D DC23000 cold reduced or light drawn III, IV all all 43 44 (305)C23000 cold reduced or drawn (generalpurpose)
45、III, 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 stri
46、p I all all 25 48 (330)C26000,C26800,C27000,C27200welded from cold-rolled strip I all all D DC26000,C26800,C27000,C27200cold reduced or drawn (generalpurpose)III, IV all all 53 54 (370)C26000,C26800,C27000,C27200cold reduced or hard drawnE III, IV up to 1 (25.4) inclover 1 to 2 (25.4 to 50.8)inclove
47、r 2 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)A Rockwell 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 of 516 in.(7.94
48、 mm) or greater; and (c) rectangular and square tube having an inside major distance between parallel surfaces of 34 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 b
49、y taking 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.B ksi = 1000 psi.C See Appendix X1.D Tube welded 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.E Light-drawn and hard-drawn tempers are norm
