1、Designation: B1003 16Standard Specification forSeamless Copper Tube for Linesets1This standard is issued under the fixed designation B1003; 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 pare
2、ntheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification establishes the requirements for seam-less copper tube for linesets intended for use in air conditioningunits. The pressure rating
3、 established is 700 psi at 250 F andincorporates fully annealed and brazed copper tubing.1.2 The tube shall be produced from the following copperalloy:Copper UNS No.Previously UsedDesignationDescriptionC12200 DHPPhosphorus deoxidized,high residual phosphorus1.3 The values stated in inch-pound units
4、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.1.4 The following safety hazard caveat pertains only to thetest methods described in this specification:1.4.1 This standard doe
5、s not purport to address all of thesafety 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 prior to use.2. Referenced Documents2.1 ASTM Stan
6、dards:2B153 Test Method for Expansion (Pin Test) of Copper andCopper-Alloy Pipe and TubingB577 Test Methods for Detection of Cuprous Oxide (Hydro-gen Embrittlement Susceptibility) in CopperB601 Classification for Temper Designations for Copper andCopper AlloysWrought and CastB846 Terminology for Cop
7、per and Copper AlloysB900 Practice for Packaging of Copper and Copper AlloyMill Products for U.S. Government AgenciesE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Co
8、nformance with SpecificationsE53 Test Method for Determination of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopperAlloys (Photometric Methods) (Withdrawn 2010)3E112 Test Methods for Determining Average Grain SizeE243 Practice for Electromagnetic (Eddy
9、 Current) Examina-tion of Copper and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical Composition2.2 ASME Standard:4B16.22 Wrought Copper and Copper Alloy Solder-JointPressure Fittings3. Terminology3.1 For definitions of terms related to copper a
10、nd copperalloys, refer to Terminology B846.3.2 Definitions of Terms Specific to This Standard:3.2.1 insulating material, nany material used to impartinsulating properties to the copper coil provided the materialdoes not cause corrosion of the copper.3.2.2 lineset, na set of two (2) coils consisting
11、of a suctionline and a liquid line.3.2.2.1 liquid line, na specified length of coiled tube withor without a sleeved insulating material.3.2.2.2 suction line, na specified length of coiled tubewith a sleeved insulating material.3.2.3 R-value, nthe quantity determined by the tempera-ture difference, a
12、t steady state, between two defined surfaces ofa material or construction that induces a unit heat flow ratethrough a unit area.1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipeand Tube.Curren
13、t edition approved Oct. 1, 2016. Published November 2016. DOI:10.1520/B1003-16.2For 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 o
14、nthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Two Park Ave., New York, NY 10016-5990, http:/www.asme.org.Copyright ASTM International, 100 Barr Har
15、bor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14. Ordering Information4.1 Include the following specified choices when placingorders for product under this specification, as applicable:4.1.1 ASTM designation and year of issue (for example,B100316),4.1.2 Copper UNS No. (or ot
16、her internationally recognizedcopper alloy designation) - not necessary unless a specificcopper is desired,4.1.3 Dimensions; diameter,4.1.4 Standard Size (Table 1),4.1.5 Length,4.1.6 Quantity (total pieces of each size and type),4.1.7 Insulation Type (Section 5),4.1.8 Insulation Thickness or R-Value
17、, or both (Section 5),4.1.9 End Bend/Fittings/Refrigerant Charge (Section 5), and4.1.10 If product is purchased for agencies of the U.S.Government (Section 11).4.2 The following options are available but may not beincluded unless specified at the time of order placement:4.2.1 Expansion test (10.1),4
18、.2.2 Cleanness test (Sections 10.2 and 17.2.5),4.2.3 Microscopical Examination for HydrogenEmbrittlement, Procedure B (10.3.2),4.2.4 Certification (Section 21),4.2.5 Test report (Section 22),4.2.6 Tensile test (9.1),4.2.7 If the specification number must be shown in thepackage marking (23.1.1), and4
19、.2.8 Tubing with pressure ratings other than 700 psi.5. Materials and Manufacture5.1 Materials:5.1.1 The material of manufacture shall be billets, bars, ortube and shall be of such soundness as to be suitable forprocessing into the tubular products described.5.1.2 The material of insulation shall be
20、 agreed uponbetween the purchaser and manufacturer. The thickness orR-Values, or both, shall also be agreed upon by the purchaserand manufacturer. The insulating material shall be chemicallycompatible with copper and shall not cause corrosion of thecopper.5.2 Manufacture:5.2.1 The tube shall be manu
21、factured by such hot- orcold-working processes as to produce a uniform wroughtstructure in the finished product.5.2.2 The tube shall be cold drawn to the finished diameterand wall thickness and subsequently bright annealed. The tubecan be in the form of a level-wound coil, bunch coil, straightlength
22、, or other form depending upon the manufacturersprocessing capabilities.5.2.3 After annealing, the insulating material shall be ap-plied to the suction line and the liquid line as specified.Re-coiling of the insulated tube may be performed upon thespecified lengths, as required.5.2.4 Bends, fittings
23、, and refrigerant charges may be appliedto the material after application of the insulating material.6. Chemical Composition6.1 The material shall conform to the chemical compositionrequirements in Table 2.6.1.1 These composition limits do not preclude the presenceof other elements. By agreement bet
24、ween the supplier andpurchaser, limits may be established and analysis required forunnamed elements.7. Temper7.1 Tubes produced under this specification shall be fur-nished in O60 (soft annealed) as defined in ClassificationB601.8. Grain Size8.1 Tubes shall have a recrystallized grain size of 0.030
25、mmminimum and 0.070 mm maximum when determined inaccordance with Test Methods E112.9. Mechanical Property Requirements9.1 Tensile RequirementsThe tube shall conform to thetensile requirements prescribed in Table 3.9.1.1 Tensile requirements shall be made prior to re-coiling.9.1.2 Tensile tests need
26、not be performed except whenspecified in the contract or purchase order.9.1.3 Acceptance or rejection based upon mechanical prop-erties shall depend only on tensile strength.9.2 StraighteningIt shall not be prohibited to use lightstraightening for tube.10. Performance Requirements10.1 Expansion Test
27、:10.1.1 Tube shall be capable of being expanded in accor-dance with Test Method B153 to the following extent:10.1.1.1 The expanded tube shall show no cracking or otherdefects visible to the unaided eye.TABLE 1 Standard Dimensions and Tolerances in Diameterfor CoilsStandard Size, in.Outside Diameter,
28、in. (mm)TolerancesAverage,AOutsideDiameter, Plus andMinus, in. (mm)14 0.250 (6.35) 0.002 (0.051)516 0.312 (7.92) 0.002 (0.051)38 0.375 (9.53) 0.002 (0.051)12 0.500 (12.7) 0.002 (0.051)58 0.625 (15.9) 0.002 (0.051)34 0.750 (19.1) 0.0025 (0.064)78 0.875 (22.2) 0.003 (0.076)118 1.125 (28.6) 0.0035 (0.0
29、89)AThe average outside diameter of a tube is the average of the maximum andminimum outside diameters as determined at any one cross section of the tube.TABLE 2 Chemical CompositionWeight %Element Copper UNS No. C12200Copper,Amin 99.9Phosphorus 0.0150.040ACopper + silver.B1003 16210.1.2 Expansion te
30、sts need not be performed except whenspecified in the contract or purchase order.10.2 Cleanness of Interior Surface:10.2.1 Tube shall have the capability of meeting an internalcleanliness test described in 17.2.5.10.2.2 Cleanliness tests need not be performed except whenspecified in the contract or
31、purchase order.10.2.3 After evaporation of the cleaning solvent, the residueweight from the tube shall not exceed 0.0035 g/ft2(0.038 g/m2)of the interior surface.10.3 Microscopical Examination for Susceptibility to Hy-drogen Embrittlement:10.3.1 Tubes shall be essentially free of cuprous oxide asdet
32、ermined by Procedure A of Test Methods B577.10.3.2 Tubes furnished in all coppers shall be capable ofpassing the embrittlement test specified in Procedure B of TestMethods B577. Hydrogen Embrittlement testing need not beperformed except when specified in the contract or purchaseorder. In case of a d
33、ispute, Procedure C of Test Methods B577shall be used as the referee method.10.4 Pressure Ratings:10.4.1 Tubing shall be capable of handling pressures up to700 psi according to the tests described in 17.3.10.4.2 Upon agreement between supplier and purchaser,tubing with pressure ratings other than 70
34、0 psi may beproduced. Proof of the design shall be determined in accor-dance with the procedures described in 17.3.11. Other Requirements11.1 Nondestructive Testing Requirements:11.1.1 Electromagnetic (Eddy-Current) Examination:11.1.1.1 Each length of tube shall be subjected to examina-tion.11.1.1.2
35、 Tubes that do not actuate the signaling device onthe testing unit, after having been adjusted to provide informa-tion on the suitability of the tube for the intended application,shall conform to the requirements of this test. Testing shall bein accordance with Practice E243 and 17.2.4.11.1.1.3 Any
36、tube which actuates the signaling device onthe testing unit is to be removed or scrapped from the finishedlinesets. Marked defects are not allowed.11.1.2 When specified in the contract or purchase order,product purchased for agencies of the U.S. Government shallconform to the requirements stipulated
37、 in the SupplementaryRequirements.12. Dimensions, Mass, and Permissible Variations12.1 The standard dimensions for the various nominal sizesare given in Table 1.12.2 Outer DiameterThe tolerances for diameter shallconform to the requirements specified in Table 1.12.3 Lengths and Tolerances:12.3.1 Sta
38、ndard Lengths and TolerancesThe length toler-ances for coils shall be +12 in. (305 mm) and 0 in.12.4 For the purpose of determining conformance with thedimensional requirements prescribed in this specification, anymeasured value outside the specified limiting values for anydimension shall be subject
39、 to rejection.12.5 Tubes supplied with end bend shall be in accordancewith requirements established by agreement between themanufacturer or supplier and the purchaser.12.6 Tubes supplied with end fitting or connector, or both,shall be in accordance with requirements established byagreement between t
40、he manufacturer or supplier and thepurchaser.12.7 Tube supplied with refrigerant charges shall be inaccordance with the requirements established by agreementbetween the manufacturer or supplier and the purchaser.13. Workmanship, Finish, and Appearance13.1 The finished tube shall be smooth, free of i
41、nternal andexternal mechanical imperfections, and shall have a clean,bright appearance at the time of manufacture. Blemishes of anature that do not interfere with the intended application areacceptable.13.2 The insulating material shall be smooth and free fromtears or splits, or both, porous areas,
42、weak sections, bubbles,foreign matter, or other defects which directly affect service-ability.13.2.1 Insulation shall have no more than one mend joint,using suitable tape or other joining methods.14. Sampling14.1 The lot size, portion size, and selection of samplepieces shall be as follows:14.1.1 Lo
43、t SizeAn inspection lot shall be 10 000 lb(5000 kg), or less, of the same alloy, temper, and nominaldimensions, subject to inspection at one time. Alternatively, alot shall be the product of one cast bar from a single meltcharge, or one continuous casting run whose weight does notexceed 40 000 lb (2
44、0 000 kg) that has been continuouslyprocessed and subject to inspection at one time.14.1.2 Portion SizeSample pieces shall be selected to berepresentative of the lot as shown in Table 4.TABLE 3 Mechanical Property Requirements of Annealed-Temper Tube (Inch-Pound Values)Temper DesignationOutside Diam
45、eter,or Major DistanceBetween Outside ParallelSurfaces,in.Average Grain Size, mmTensile Strength,ksiA(MPa)Elongation in2 in. min %Code NameO60 soft anneal all 0.030 min0.070 max 30 min (207 min) 40Aksi = 1000 psi.B1003 16314.2 Chemical Composition:14.2.1 The sample shall be taken in approximately eq
46、ualweight from each piece selected in 14.1.2 and prepared inaccordance with Practice E255. The minimum weight of thecomposite sample shall be 150 g.14.2.2 Instead of sampling in accordance with PracticeE255, the manufacturer shall have the option of sampling at thetime castings are poured or from th
47、e semi-finished product.When the composition is determined during the course ofmanufacture, sampling of the finished product is not required.14.3 Other TestsSpecimens for all other tests shall betaken from two of the sample pieces selected in 14.1.2.Intheevent only one sample piece is selected, all
48、specimens shall betaken from that piece.15. Number of Tests and Retests15.1 Tests:15.1.1 Chemical composition shall be reported as the aver-age of results from at least two replicate determinations foreach specified element and each determination must meetspecification requirements.15.1.2 Tensile an
49、d grain size shall be reported as the averageof results from the specimens tested and all specimens mustconform to specification requirements.15.1.3 Specimens for all other tests must meet specificationrequirements.15.2 Retest:15.2.1 When requested by the manufacturer or supplier, aretest shall be permitted when results of tests obtained by thepurchaser fail to conform to the requirements of the productspecification.15.2.2 The retest shall be as directed in the product speci-fication for the initial test except the number of test specimensshall be twice
