1、Designation:D610819Standard Test Method forCompressive Properties of Plastic Lumber and Shapes1This standard is issued under the fixed designation D6108;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A numb
2、er in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This test method covers the determination of the me-chanical properties of plastic lumber and shapes,when theentire cross-section is loaded in
3、 compression at relatively lowuniform rates of straining or loading.Test specimens in the“as-manufactured”form are employed.As such,this is a testmethod for evaluating the properties of plastic lumber orshapes as a product and not a material property test method.1.2 Plastic lumber and plastic shapes
4、 are currently madepredominantly with recycled plastics.However,this testmethod would also be applicable to similar manufacturedplastic products made from virgin resins,or where the productis non-homogenous in the cross-section.1.3 The values stated in inch-pound units are to be regardedas the stand
5、ard.The values given in parentheses are forinformation only.1.4 This standard does 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,health,and environmental practices and deter-mine t
6、he applicability of regulatory limitations prior to use.NOTE1There is no known ISO equivalent to this test method.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment o
7、f International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD883 Terminology Relating to PlasticsD4000 Classification System for Spec
8、ifying Plastic Materi-alsD5033 Guide for Development ofASTM Standards Relatingto Recycling and Use of Recycled Plastics(Withdrawn2007)3D5947 Test Methods for Physical Dimensions of SolidPlastics SpecimensD6111 Test Method for Bulk Density And Specific Gravityof Plastic Lumber and Shapes by Displacem
9、entE4 Practices for Force Verification of Testing MachinesE83 Practice for Verification and Classification of Exten-someter SystemsE456 Terminology Relating to Quality and StatisticsE691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test MethodE2935 Practice for Con
10、ducting Equivalence Testing inLaboratory Applications3.Terminology3.1 Definitions of Terms:3.1.1 Definitions of terms applying to this test methodappear in Terminology D4000 and Guide D5033.For termsrelating to precision and bias and associated issues,the termsused in this test method are in accorda
11、nce with the definitionsin Terminology E456.3.1.2 plastic lumber,na manufactured product made pri-marily from plastic materials(filled or unfilled),typically usedas a building material for purposes similar to those of tradi-tional lumber,which is usually rectangular in cross-section.(Terminology D88
12、3)3.1.2.1 DiscussionPlastic lumber is typically supplied insizes similar to those of traditional lumber board,timber anddimension lumber;however the tolerances for plastic lumberand for traditional lumber are not necessarily the same.(Terminology D883)3.1.3 resin,na solid or pseudosolid organic mate
13、rial oftenof high molecular weight,which exhibits a tendency to flowwhen subjected to stress,usually has a softening or meltingrange,and usually fractures conchoidally.(Terminology D883)1This test method is under the jurisdiction of ASTM Committee D20 on Plasticsand is the direct responsibility of S
14、ubcommittee D20.20 on Plastic Lumber(SectionD20.20.01).Current edition approved May 1,2019.Published May 2019.Originallyapproved in 1997.Last previous edition approved in 2018 as D6108 18.DOI:10.1520/D6108-19.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer
15、Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyrigh
16、t ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 3.1.3.1 DiscussionIn a broad sense,the term is used todesignate any polymer that is