ASTM B749-2003 Standard Specification for Lead and Lead Alloy Strip Sheet and Plate Products《铅和铅合金带材、薄板和板材产品标准规范》.pdf

《ASTM B749-2003 Standard Specification for Lead and Lead Alloy Strip Sheet and Plate Products《铅和铅合金带材、薄板和板材产品标准规范》.pdf》由会员分享，可在线阅读，更多相关《ASTM B749-2003 Standard Specification for Lead and Lead Alloy Strip Sheet and Plate Products《铅和铅合金带材、薄板和板材产品标准规范》.pdf（4页珍藏版）》请在麦多课文档分享上搜索。

1、Designation: B 749 03Standard Specification forLead and Lead Alloy Strip, Sheet, and Plate Products1This standard is issued under the fixed designation B 749; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revisio

2、n. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers lead sheet, strip, and plate ofvarious alloys intended for use in chemical plants, soundattenuation, ro

3、ofing, vibration dampening, flashing andweather stripping, waterproofing, and radiation shielding.1.2 The values stated in inch-pound units are to be regardedas the standard.1.3 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibil

4、ity of the user of this standard to become familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet for this product/material as pro-vided by the manufacturer, to establish appropriate safety andhealth practices, and determine the applicability of regulatoryli

5、mitations prior to use.2. Referenced Documents2.1 ASTM Standards:B 29 Specification for Refined Lead2E 8 Test Methods for Tension Testing of Metallic Materials3E 10 Test Method for Brinell Hardness of Metallic Materi-als3E 18 Test Methods for Rockwell Hardness and RockwellSuperficial Hardness of Met

6、allic Materials3E 29 Practice for Using Significant Digits in Test Data toDetermine Conformance with Specifications4E 37 Test Methods for Chemical Analysis of Pig Lead5E 87 Methods for Chemical Analysis of Lead, Tin, Anti-mony, and Their Alloys (Photometric Methods)6E 112 Test Methods for Determinin

7、g Average Grain Size33. Terminology Definitions3.1 lotshall consist of all the lead sheet, strip, or plate ofthe same alloy produced by one manufacturer and offered fordelivery at one time for sampling and inspection from onemanufacturing or smelting heat.3.2 plateany product over 0.187 in. (4.75 mm

8、) in thick-ness and over 10 in. (254 mm) in width.3.3 sheetproducts 0.187 in. (4.75 mm) and under inthickness and 24 in. (610 mm) or more in width.3.4 stripany product 0.187 in. (4.75 mm) and under inthickness and less than 24 in. (610 mm) in width.4. Ordering Information4.1 Orders for material to t

9、his specification shall include thefollowing information:4.1.1 Alloy (chemical composition) with variations speci-fied.4.1.2 Type (strip, sheet, or plate).4.1.3 Condition including mechanical properties where ap-plicable.4.1.4 Dimensions.4.1.5 Number of Pieces.4.1.6 CertificationState if certificati

10、on is required.4.1.7 SamplingType of sampling required and whethersamples product (check) analysis shall be furnished.4.1.8 Inspection RequirementsIf purchaser wishes to wit-ness tests or inspection of material at the place of manufacture,the purchase order must so state indicating which tests orins

11、pections are to be witnessed.4.1.9 Optional Requirements:4.1.9.1 Strip and SheetWhether to be furnished in coils orin cut straight lengths.4.1.9.2 Sheet and PlateWhether to be furnished in spe-cially flattened condition.4.1.9.3 Wrought ProductsMinimum reduction required.5. Materials and Manufacture5

12、.1 The lead sheet, strip, or plate shall be manufactured byrolling or extruding the product from a lead work piece ofchemical composition specified in Table 1 or other specifiedcomposition. The work piece may be prepared by conventionalcasting into a mold or by continuous casting. Lead sheet orstrip

13、 may also be produced by direct continuous casting to thedesired thickness.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.02 on Refined Lead, Tin Antimony, and Their Alloys.Current edition approve

14、d, June 10, 2003. Published July 2003. Originallyapproved in 1985. Last previous edition approved in 1997 as B 749 - 97.2Annual Book of ASTM Standards, Vol 02.04.3Annual Book of ASTM Standards, Vol 03.01.4Annual Book of ASTM Standards, Vol 14.02.5Annual Book of ASTM Standards, Vol 03.05.6Discontinue

15、dsee 1984 Annual Book of ASTM Standards, Vol 03.05.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.6. Chemical Composition6.1 Lead sheet, strip, and plate shall conform to the chemi-cal composition limits specified in the purchase or

16、der. Theappropriate ASTM or UNS alloy may be designated whereapplicable. Table 1 lists the chemical requirements of severalgrades of lead for information purposes.NOTE 1Soft lead sheet, strip, and plate is generally produced fromSpecification B 29 grade copper-bearing lead.6.2 If a product (check) a

17、nalysis is performed by thepurchaser, the material shall conform to the product analysisvariation in chemical composition specified in the purchaseagreement or in the applicable alloy specification.7. Mechanical Properties7.1 The material shall conform to the mechanical propertiesspecified in the pu

18、rchase order by way of testing (see Section12).8. Dimensions, Mass, and Permissible Variations8.1 Thickness:8.1.1 Sheet and StripFor sheet and strip up to 0.100 in.(2.54 mm), the variation in thickness shall not be morethan + 0.008 in. (0.200 mm) or 0.006 in. (0.130 mm) or anycombination but not les

19、s than a range of 0.014 in. (0.330 mm)from the ordered thickness. For sheet and strip ordered inthickness over 0.100 in., the maximum variation shall not bemore than 65 % of the thickness specified as shown in Table2.8.1.2 PlateThe plate shall not vary more than 65% ofthe specified thickness as show

20、n in Table 2.8.1.3 Alternative ThicknessWhen specified, lead plate, aswell as strip sheet over 0.100 in. (2.54 mm) shall not vary inthickness by more than + 0.031 in. (0.79 mm) and 0 in. (0mm).8.1.4 Where specified and agreed to between manufacturerand purchaser, thickness variation looser or tighte

21、r than listedabove may be applied.8.2 Width and Length:8.2.1 Rollslead sheet or strip in rolls shall not vary fromthe ordered width by more than + 0.250 in. (6.35 mm)or 0.250 in. (6.35 mm) and for length of 25 ft (8 m) or lessshall be within 0.2 % of the ordered length. For length greaterthan 25 ft

22、(8 m), the length tolerance shall be negotiatedbetween the producer and the buyer.8.2.2 Cut PiecesLead sheet, strip, or plate in flat cutpieces shall not vary from the ordered length or width by morethan 6 0.125 in. (3.18 mm).8.2.3 Slit StripSlit strip in coils shall not vary from theordered width b

23、y more than 0.062 in. (1.59 mm).8.3 Straightness:8.3.1 The edgewise curvature (depth of curvature) of flatstrip, sheet, or plate shall not exceed 0.05 in. multiplied by thelength in feet of the piece (0.04 mm multiplied by the length incentimeters).8.3.2 Straightness of coiled strip material is subj

24、ect toagreement between manufacturer and purchaser.8.4 SquarenessFor products of all thickness, the anglebetween adjacent sides shall be 90 6 15 (116 in. in 24 in.),(1.59 mm in 610 mm). Alternatively, for cut length 10 ft (3 m)and less, the length of the diagonals from end to end shall bewithin 0.25

25、 in. (6.2 mm) of each other.8.5 FlatnessFlatness of the product sheet when specifiedshall be as agreed upon between manufacturer and purchaser.8.6 Any special tolerance other than those specified in theabove sections shall be agreed upon between manufacturer andpurchaser.TABLE 1 Chemical Requirement

26、sA,BComposition (Weight Percent)GradeLow BismuthLow SilverPure Lead,maxCRefined PureLead, maxDPure Lead,maxChemical-CopperLeadESb 0.0005 0.0005 0.001 0.001 maxAs 0.0005 0.0005 0.001 0.001 maxSn 0.0005 0.0005 0.001 0.001 maxSb As and Sn . . . . . . 0.002 0.002 maxCu 0.0010 0.0010 0.0015 0.0400.080Ag

27、0.0010 0.0075 0.010 0.020 maxBi 0.0015 0.025 0.05 0.025 maxZn 0.0005 0.001 0.001 0.001 maxTe 0.0001 0.0001 . . . . . .Ni 0.0002 0.0002 0.0005 0.002 maxFe 0.0002 0.001 0.001 0.002 maxLead (min) bydifference99.995 99.97 99.94 99.90UNS Number L50006 L50021 L50049 L51121AThe following applies to all spe

28、cified limits in Table 1: For the purpose ofdetermining conformance with this specification, an observed value obtained fromthe analysis shall be rounded off “to the nearest unit” in the last right hand placeof figures used in expressing the limiting value, in accordance with the roundingmethod of P

29、ractice E 29.BBy agreement between the purchaser and the supplier, analyses may berequired and limits established for elements or compounds not specified in Table1.CThis grade is intended for chemical applications where low silver and lowbismuth contents are required.DThis grade is intended for lead

30、 acid battery applications.EThis grade is intended for applications requiring corrosion protection andformability.TABLE 2 Permissible Thickness VariationNOTE 1For ordering information, lead 1 in. thick weighs approxi-mately 60 lb/ft2.SpecifiedThickness, in.MaximumUnder, in.MaximumOver, in.MaximumOve

31、r Alternate,in. (see section 8.138.1.30.0150.100 0.005 0.0050.1010.130 0.006 0.006 0.0310.1310.150 0.007 0.007 0.0310.1510.170 0.008 0.008 0.0310.1710.190 0.009 0.009 0.0310.1910.210 0.010 0.010 0.0310.2110.230 0.011 0.011 0.0310.2310.250 0.012 0.012 0.0310.2510.270 0.013 0.013 0.0310.2710.290 0.014

32、 0.014 0.0310.2910.310 0.015 0.015 0.0310.3110.400 0.016 0.020 0.0310.4010.500 0.016 0.025 0.0310.5010.600 0.016 0.030 0.0310.6010.630 0.016 0.031 0.031Above0.630 0.016 0.031 0.031B7490329. Workmanship, Finish, and Appearance9.1 The lead products shall be uniform in quality andhardness, smooth, comm

33、ercially straight and flat, and free ofinjurious imperfections such as pits, dents, scratches, lamina-tions, grit, foreign matter, porosity, or waves that may affect theserviceability of material.10. Sampling10.1 A lot shall not exceed 10 000 lb (4540 kg). A lot foralloys requiring mechanical testin

34、g shall be further limited tothe sheet having the same total material reduction and heattreatment (as required) cycles from the same manufacturing orsmelting heat.10.1.1 IdentificationAll material shall be identified by lotnumber. Where material cannot be identified by heat, a lot shallconsist of no

35、t more than 1000 lb (454 kg) in the same thicknessand condition, except for plates weighing over 1000 lb, inwhich case the one piece shall constitute the lot.10.2 Test Material Selection:10.2.1 Chemical AnalysisRepresentative samples shall betaken either during pouring the casting prior to working o

36、rduring subsequent processing, such as rolling or cutting.10.2.1.1 Where required, a product (check) sample shall betaken and supplied to the purchaser. The analysis of the productsample is the responsibility of the purchaser.10.2.2 Mechanical PropertiesSamples of the material toprovide test specime

37、ns for mechanical properties, hardness,and grain size shall be taken from such locations in a lot as tobe representative of that lot.10.3 Number of Tests:10.3.1 Chemical AnalysisOne test per lot.10.3.2 HardnessOne test per lot.10.3.3 Grain SizeOne test per lot.11. Specimen Preparation11.1 Tension te

38、st specimens, if required, shall be taken inthe direction of rolling from the material in the final conditionof rolling and heat treatment or in the case of continuously castsheet in the casting direction and “as cast” state.11.1.1 Tension test specimens shall be any of the standard orsubsize specim

39、ens shown in Test Methods E 8.11.2 Hardness test specimens if required shall be taken fromthe material in the final condition of rolling and heat treatment.Tests shall use Rockwell “R” scale or 10 mm ball and 100 kgload Brinell test.11.2.1 The minimum thickness of a sample for hardnesstesting shall

40、be 10 times the depth of the impression. Allhardness tests must be obtained within 24 h after the finalprocessing for use.12. Test Methods12.1 The following test methods for determining chemicalcomposition, mechanical properties, and other properties of thematerial shall be determined in cases of di

41、sagreement inaccordance with the following methods:12.1.1 Chemical AnalysisMethods E 37 and E 87.12.1.2 TensionTest Methods E 8.12.1.3 Hardness:12.1.3.1 Rockwell “R” and Test Methods E 18.12.1.3.2 Brinell and Test Method E 10.12.1.4 Grain SizeMethods E 112.13. Inspection13.1 Inspection of the materi

42、al shall be made as agreed uponby manufacturer and purchaser as part of the purchase contract.14. Rejection and Rehearing14.1 Material not conforming to any part of this specifica-tion or to authorized modifications, will be subject to rejectionof the entire lot of material.14.2 Retests for mechanic

43、al properties shall be permitted ifperformed within one week of final processing for use.14.3 Independent TestsIn the event of a dispute arising asto the compliance of the lead alloy strip, sheet, or plate with therequirements set forth in this specification, the purchaser mayrequire the submission

44、of product (check) samples to anindependent laboratory for testing. The costs of such testingshall be borne by the purchaser.15. Certification15.1 Upon request of the purchaser in a contract or order, amanufacturers certification that the material was manufacturedand tested in accordance with this s

45、pecification, together witha report of the actual test results from each lot, shall befurnished.16. Product Marking16.1 Each bundle or shipping container shall be markedwith the name of the alloy, the condition, this specificationnumber, the size, thickness, gross, net and tare weight, lotnumber, co

46、nsignor and consignee address, contract or purchaseorder number, and any other such information as may bedefined in the contract or order.16.2 Lead plate over12 in. thick, when required in thecontract or purchase order, shall be marked along one edgewith the alloy designation, manufacturers brand na

47、me, heat orlot number, and customers number. The markings shall bemade with nonsoluble ink or point and shall be repeated atintervals of not greater than 3 ft along the edge of the plate.17. Packaging and Package Marking17.1 The purchaser must state in the order or contract anyspecial packaging, cra

48、ting, or transportation required.18. Keywords18.1 lead plate; lead sheet; lead strip; wrought leadB749033ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that

49、 determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of t