ASTM B101-2007 Standard Specification for Lead-Coated Copper Sheet and Strip for Building Construction《建筑结构用包铅铜薄板材和带材的标准规范》.pdf

1、Designation: B 101 07Standard Specification forLead-Coated Copper Sheet and Strip for BuildingConstruction1This standard is issued under the fixed designation B 101; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last

2、revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification establishes the requi

3、rements for lead-coated copper sheet and strip in flat lengths (or in coils) inounce-weight thicknesses for roofing, flashing, gutters, down-spouts, and for the general sheet metalwork in buildingconstruction. The lead coating is applied by hot dipping.1.2 Materials made to this specification are no

4、t intended forelectrical applications.1.3 UnitsValues stated in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units, which are provided forinformation only and are not considered standard.NOTE 1A companion specification for copper s

5、heet and strip forbuilding construction is Specification B 370.1.4 The following hazard caveat pertains to the test methodportion, Section 17, of this specification. This standard doesnot purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the u

6、ser of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2. Referenced Documents2.1 ASTM Standards:2B 248 Specification for General Requirements for WroughtCopper and Copper-Alloy Plate, Sheet, Strip, and RolledBarB

7、 370 Specification for Copper Sheet and Strip for BuildingConstructionB 601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastB 846 Terminology for Copper and Copper AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digi

8、ts in Test Data toDetermine Conformance with SpecificationsE37 Test Methods for Chemical Analysis of Pig LeadE46 Test Methods for Chemical Analysis of Lead- andTin-Base Solders3E62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E112 Test Methods for Determining Av

9、erage Grain SizeE 478 Test Methods for Chemical Analysis of CopperAlloys3. Terminology3.1 For definitions of terms related to copper and copperalloys, refer to Terminology B 846.3.2 Definitions of Terms Specific to This Standard:3.2.1 coila length of the product wound into a series ofconnected turns

10、.3.2.1.1 DiscussionThe unqualified term “coil” as appliedto “flat product” usually refers to a coil in which the product isspirally wound, with the successive layers on top of oneanother. (Sometimes called a “roll.”)3.2.2 lead-coated copper sheet (for building construction),na rolled flat product ov

11、er 24 in. (610 mm) in width and ofounce-weight thickness from 8 oz (227 g) to 48 oz (1361 g).3.2.3 lead-coated strip (for building construction), narolled flat product up to and including 24 in. (610 mm) in widthand of ounce-weight thickness from 8 oz (227 g) to 48 oz (1361g).3.2.4 lengths, mill, ns

12、traight lengths, including ends, thatare conveniently manufactured in the mills.3.2.4.1 DiscussionFull length pieces are usually 8, 10, or12 ft (2.44, 3.05, or 3.66 m) and subject to established lengthtolerances.3.2.5 lengths, specific, nstraight lengths that are uniformin length, as specified, and

13、subject to established lengthtolerances.3.2.6 ounce-weightthe weight of uncoated copper sheet orstrip expressed in ounces per square foot.1This specification is under the jurisdiction of Committee B05 on Copper andCopper Alloys and is the direct responsibility of Subcommittee B05.01 on Plate,Sheet,

14、and Strip.Current edition approved Oct. 1, 2007. Published October 2007. Originallyapproved in 1935. Last previous edition approved in 2002 as B 101 02.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMSta

15、ndards volume information, refer to the standards Document Summary page onthe ASTM website.3Discontinued1*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.3.2.7 thickness

16、, ounce-weight, nthe metal thickness thatcorresponds to the ounce weight.4. General Requirements4.1 The following sections of Specification B 248 constitutea part of this specification:4.1.1 Significance of numerical limits,4.1.2 Inspection,4.1.3 Rejection and rehearing,4.1.4 Certification,4.1.5 Mil

17、l test reports, and4.1.6 Packaging and package marking.4.2 In addition, when a section with a title identical to thatreferenced in 4.1, above, appears in this specification, itcontains additional requirements that supplement those appear-ing in Specification B 248.5. Ordering Information5.1 Include

18、the following information when placing ordersfor product under this specification, as applicable:5.1.1 ASTM designation and year of issue.5.1.2 Temper (Section 8 and Table 1),5.1.3 How furnished: flat lengths or in coils,5.1.4 Quantity: total weight or sheets of each size,5.1.5 Ounce-weight or ounce

19、-weight thickness of the un-coated copper sheet or strip (Table 2),5.1.6 Dimensions: width and length (Section 12),5.1.7 Certification, where required (see 5.1.4),5.1.8 Mill test report, where required (see 5.1.5), and5.1.9 If the material being purchased is intended for use byagencies of the U.S. g

20、overnment, refer to Section 11.5.1.10 Other variations in coating or texture shall be fur-nished by agreement in writing between the purchaser and themanufacturer or supplier.6. Materials and Manufacture6.1 Materials:6.1.1 The lead coating shall conform to the chemical re-quirements of Table 3.6.1.2

21、 The copper sheet or strip to be lead coated shall bemanufactured by any process that provides a finished productthat conforms to the requirements of Specification B 370.6.2 Manufacture:6.2.1 The lead coating shall be applied to the copper sheet orstrip by hot dipping in a bath of molten lead.6.2.2

22、Unless otherwise specified, the lead coating shall beapplied to the copper sheet or strip after slitting and cutting tothe specified length.7. Chemical Composition7.1 The copper sheet or strip shall have a minimum copper,including silver, content of 99.5 %.7.2 Any copper that complies with 7.1 shall

23、 be acceptable.7.3 If limits for unnamed elements are required, they shallbe established and analysis required by agreement betweenmanufacturer or supplier and purchaser.7.4 The lead coating shall conform to the chemical require-ments of Table 3.8. Temper8.1 Uncoated copper sheet and strip covered b

24、y this speci-fication is commercially available in the following tempers, asdefined by Classification B 601: O60 (soft annealed); H00(eight hard, cold-rolled); and H01 (quarter hard), cold-rolledhigh yield) (see Table 1).9. Physical Property Requirements9.1 Although no minimum grain size is specifie

25、d for soft-temper material, it shall be fully recrystallized.10. Mechanical Property Requirements10.1 Tensile Strength Requirements:TABLE 1 Mechanical Properties of Uncoated SheetTemper Designation Tensile Strength, ksiA(MPa)Yield Strength, at0.5 % ExtensionUnder Load, min,ksi (MPa)Approximate Rockw

26、ell HardnessB(for Information Only)Standard Former Min MaxF Scale Superficial 30 TMin Max Min MaxO60 soft 30 (210) 38 (265) . . 65 . 31H00 cold-rolled 32 (225) 40 (280) 20 (140) 54 82 15 49H01 cold-rolled (high yield) 34 (240) 42 (295) 28 (195) 60 84 18 51Aksi = 100 psi.BRockwell hardness values app

27、ly as follows: The F scale applies to metal 0.020 in. (0.508 mm) and over in thickness; the superficial 30T scale applies to metal 0.012in. (0.305 mm) to 0.020 in. (0.508 mm) in thickness.TABLE 2 Sheet WeightsNominal Weights and Thicknessof Bare Copper SheetsMinimum Weight ofLeadCoatedCopper SheetOu

28、nce-Weight,oz/ft2Ounce-WeightThicknessA, in. (mm)oz/ft2(g/m2)24 0.0323 (0.820) 25.0 (7625)20 0.0270 (0.686) 21.2 (6466)16 0.0216 (0.549) 17.3 (5276)12 0.0162 (0.411) 13.2 (4026)ABased upon a density of 0.322 lb/in.3(8.91 g/cm3).TABLE 3 Chemical Requirements for LeadUsed to Coat Copper SheetElementCo

29、mposition, % (Maximumunless shown as range orremainder)Silver 0.02Copper 0.08Arsenic plus antimony 0.10Zinc 0.005Iron 0.01Bismuth 0.08Lead remainderTin 3.0-4.0Phosphorus 0.03B10107210.1.1 The uncoated product furnished under this specifica-tion shall conform to the tensile requirements prescribed in

30、Table 1 when tested in accordance with Test Methods E8.Tension test specimens shall be taken so that the longitudinalaxis of such specimens is parallel to the direction of rolling.10.2 Rockwell Hardness:10.2.1 The approximate Rockwell hardness values given inTable 1 are for general information and a

31、ssistance in testingand shall not be used as a basis for product rejection.NOTE 2The Rockwell hardness test offers a quick and convenientmethod of checking for general conformity to the specification require-ments for temper and tensile strength.11. Purchases for the U.S. Government11.1 When specifi

32、ed in the contractor purchase order, prod-uct purchased for an agency of the U.S. government shallconform to the special government requirements specified inthe Supplementary Requirements section of SpecificationB 248.12. Dimensions, Mass, and Permissible Variations12.1 WeightThe weight of the lead-

33、coated sheet and stripcopper shall conform to the minimum requirements of Table 2.12.2 WidthThe tolerances for width of sheets shall be asshown in Table 4.12.3 LengthSheets ordered to exact lengths shall bepermitted to have a variation of +14 in. (+6.5 mm) in length.12.4 StraightnessThe tolerances o

34、n straightness or edge-wise curvature (depth of arc) in any 72-in. (2-m) portion of thetotal length shall be as specified in Table 5 for slit metal andTable 6 for square-sheared metal.13. Workmanship, Finish and Appearance13.1 Lead Coating:13.1.1 The lead coating shall cover both surfaces, edges,and

35、 ends.13.1.2 The coating shall be smooth and free from pinholes,voids, or unwetted areas, but blemishes of a nature that do notinterfere with the intended application are acceptable.13.1.3 The weight of the lead coating shall conform to therequirements of Table 7.14. Sampling14.1 Refer to Specificat

36、ion B 248 for chemical and me-chanical properties.14.2 Weight of Coating Tests:14.2.1 Method ATest ten sheets selected at random.14.2.2 Methods B and CTest four representative samplescut from the diagonal of one sheet selected at random.15. Number of Tests and Retests15.1 Tests:15.1.1 Refer to the s

37、ection of Specification B 248 forchemical and mechanical tests.15.1.2 A test on each specimen taken in 14.2.1 or 14.2.2,asapplicable, shall be made for the determination of lead.15.2 Retests:15.2.1 When a specimen fails to meet the requirements of atest, one retest shall be made under the conditions

38、 of theoriginal test.15.2.2 All specimens must conform to test requirementswhen retested or the material may be rejected.16. Specimen Preparation16.1 Refer to Specification B 248 for the chemical andmechanical property test specimen preparation.16.2 Weight of Coating Tests:16.2.1 Refer to 17.4.1 of

39、this specification for Method A.16.2.2 Refer to 17.4.2 of this specification for Method B.16.2.3 Refer to 17.4.3 of this specification for Method C.17. Test Methods17.1 Chemical Analysis:17.1.1 In case of disagreement, determine the compositionusing the following methods:Element Range, % Test Method

40、Copper 99.0 min E 4780.001 to 0.1 E37Lead 95.0 to 100 by differenceTin 0.001 to 0.02 E371to4 E46Silver 0.001 to 0.03 E37Arsenic 0.0005 to 0.02 E37Antimony 0.001 to 0.03 E37Zinc 0.001 to 0.005 E37Iron 0.0005 to 0.005 E37Bismuth 0.002 to 0.2 E37Phosphorous 0.001 to 0.03 E6217.1.2 Test method(s) used f

41、or the determination of ele-ment(s) required by contractual or purchase order agreementshall be agreed upon between the manufacturer and thepurchaser.TABLE 4 Width TolerancesWidth, in. (mm) Tolerances, in. (mm)5 (125) and under +0.025 (0.6) 0Over 5 14 (125355), incl +0.050 (1.2) 0Over 14 (355) +0.12

42、5 (3.2) 0TABLE 5 Straightness Tolerances for Slit MetalWidth, in. (mm) Straightness Tolerance, in. (mm)Over 4 to 24 (102 to 610), incl12 (13)TABLE 6 Straightness Tolerances for Square-Sheared MetalNOTE 1Maximum edgewise curvature (depth of arc) in any 72-in.(1.83-m) portion of the total length (not

43、applicable to metal over 120 in.(3.05 m) in length.Straightness Tolerances, in. (mm)Up to 10 in. (254 mm)incl. in WidthOver 10 in. (254 mm)in WidthAll thicknesses116 (1.6)132 (0.8)TABLE 7 Weight of Lead Coating, lb (kg)AMin Max12 (5.4) 15 (6.8)AThe weight of coating specified is the total weight of

44、lead applied to two sidesof 100 ft2(9.3 m2) of copper sheet, approximately one half of the coating to be oneach side of the sheet.B10107317.2 Grain RecrystalizationRecrystalization shall be de-termined in accordance with Test Methods E112.17.3 Mechanical Requirements:17.3.1 Tensile StrengthTensile s

45、trength shall be deter-mined in accordance with Test Methods E8.17.3.2 Yield StrengthYield strength shall be determined at0.5 % extension-underload of Test Methods E8.17.3.3 Test results are not seriously affected by variations inspeed or testing. A considerable range of testing speed ispermitted; h

46、owever, the rate of stressing to the yield strengthshould not exceed 100 ksi/min. Above the yield strength, themovement per minute of the testing machine head under loadshould not exceed 0.5 in./in. of gage length (or distancebetween grips for full-section specimens).17.4 Weight of Coating TestWhen

47、testing is specified, thedetermination of the lead coating shall be made in accordancewith one of the three following methods:17.4.1 Method ASelect at random ten sheets from thosebeing coated. Weigh these ten sheets before and after coatingand calculate the weight of the coating from the difference

48、inweight on the basis of the ordered size.17.4.2 Method BSelect at random one sheet from thelead-coated sheets furnished. Cut four representative samples214 by 214 in. (60 by 60 mm) from each sheet, uniformlyspaced along a diagonal, the end samples being taken not lessthan 1 in. (25 mm) from the edg

49、e. Weigh and then completelydissolve the four samples of sheet obtained. Determine thecopper by electrolytic assay in accordance with Test MethodE 478. Calculate the weight of the lead coating as the differ-ence between the total weight of the samples and the weight ofcopper found.17.4.3 Method CSelect at random one sheet from thelead-coated sheets furnished. Cut four representative samples214 by 214 in. (60 by 60 mm) from the sheet, uniformly spacedalong a diagonal, the end samples being taken not less than 1in. (25 mm) from the edge. Aft