1、Designation:B96013Standard Specification forPrime Western Grade-Recycled(PWG-R)Zinc1This standard is issued under the fixed designation B960;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 parent
2、heses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers prime western grade-recycled(PWG-R)zinc made by recycling zinc secondary materialsincluding but not limited to drosses and skimm
3、ings.1.2 The values stated 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 This standard does not purport to address all of thesafety concerns,if any,as
4、sociated with its use.It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet(MSDS)for this product/materialas provided by the manufacturer,to establish appropriatesafety and health practices,and
5、determine the applicability ofregulatory limitations prior to use.2.Referenced Documents2.1 The following documents of the issue in effect on thedate of material purchase form a part of this specification to theextent referenced herein.2.2 ASTM Standards:2B6 Specification for ZincB897 Specification
6、for Configuration of Zinc and ZincAlloyJumbo Block and Half Block IngotB899 Terminology Relating to Non-ferrous Metals and Al-loysB914 Practice for Color Codes on Zinc and ZincAlloy Ingotfor Use in Hot-Dip Galvanizing of SteelB949 Specification for General Requirements for Zinc andZinc Alloy Product
7、sE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE88 Practice for Sampling Nonferrous Metals and Alloys inCast Form for Determination of Chemical CompositionE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)E536 Test Me
8、thods for Chemical Analysis of Zinc and ZincAlloys2.3 ISO Standards:3ISO 3815-1 Zinc and zinc alloysPart 1:Analysis of solidsamples by optical emission spectrometryISO 3815-2 Zinc and zinc alloysPart 2:Analysis byinductively coupled plasma optical emission spectrometry3.Terminology3.1 Terms shall be
9、 defined in accordance with TerminologyB899.3.2 Definitions of Terms Specific to This Standard:3.2.1 Prime Western Grade-Recycled,na grade of zinccontaining 0.5 to 1.4%lead,a minimum or 98.5%zinc,withcontrolled impurity levels as specified in Table 1 made byrecycling zinc secondary materials.3.3 Abb
10、reviations:3.3.1 PWG-RPrime Western Grade-Recycled Zinc4.Ordering Information4.1 Orders for zinc alloy ingot under this specification shallinclude information as specified in Specification B949,Section4.5.Materials and Manufacture5.1 The manufacturer shall use care to have each lot of zincmetal be a
11、s uniform in quality as possible.6.Chemical Composition6.1 The zinc metal shall conform to the requirementsprescribed in Table 1.7.Sizes and Shapes7.1 Slabs varying in weight from 40 to 60 pounds(18 to 27kg)are all considered standard slabs.1This specification is under the jurisdiction of ASTM Commi
12、ttee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.04 on Zinc and Cadmium.Current edition approved Feb.1,2013.Published March 2013.Originallyapproved in 2008.Last previous edition approved in 2012 as B960 12.DOI:10.1520/B0960-13.2For referenced ASTM standards
13、,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 onthe ASTM website.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY
14、10036,http:/www.ansi.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 7.2 PWG-R Zinc metal may be ordered in jumbos or blocksas specified in Specification B897.7.3 Other
15、shapes and sizes as may be agreed upon betweenthe producer and the customer if they are cast to the chemicalcomposition requirements prescribed in Table 1.8.Appearance8.1 The PWG-R Zinc metal shall be reasonably free ofsurface corrosion and adhering foreign material.9.Sampling for Chemical Analysis9
16、.1 Sampling procedures shall be in compliance with theprovisions of Specification B949,Section 6.10.Methods of Chemical Analysis10.1 The chemical compositions enumerated in this speci-fication shall,in case of disagreement,be determined by themethods mutually agreed upon and approved for refereepurposes by Test Methods E536,ISO 3815-1,or ISO 3815-2.NOTE1Test Methods E536 is directly applicable,in an unmodifiedform,only to alloys 3,5,and 7.ISO 3815-1 and ISO 3815-2 are genericmethods applied to z