1、Designation:E295415Standard Test Method forAxial Compression Test of Reinforced Plastic and PolymerMatrix Composite Vertical Members1This standard is issued under the fixed designation E2954;the number immediately following the designation indicates the year oforiginal adoption or,in the case of rev
2、ision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method covers the evaluation of verticalmembers in axial compression for“full-sized”specimens w
3、ithvarious end conditions with constant cross-sections throughoutthe length.1.2 This test method is limited to reinforced plastic andpolymer matrix composite materials and covers the determina-tion of the compressive properties of structural members.Themethod is intended primarily for members of rec
4、tangular crosssection,but is also applicable to irregularly shaped studs,roundposts,or special sections.1.3 This test method covers short-term axial load testingunder standard indoor atmospheric conditions.It does notaddress:sampling,the ability of the material to carry asustained long-term load,des
5、ign load derivations,temperatureeffects,performance under freeze/thaw or salt spray exposureconditions,chemical/UV exposure effects,or engineeringanalysis/modeling needed to extrapolate the results to condi-tions other than those tested.Each of these factors,andpotentially others,need to be consider
6、ed by the design profes-sional or product standard development committee beforeusing the information generated by this test method to assessstructural adequacy.1.4 Short sections are not covered in this test method andshould be tested using a material test standard such as TestMethod D6108 or Test M
7、ethods D198.1.5 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.1.6 This standard does not purport to address all of thesafety concerns,if
8、 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 Standards:2D198 Test Methods of Static Tests of Lumber in Str
9、ucturalSizesD883 Terminology Relating to PlasticsD2915 Practice for Sampling and Data-Analysis for Struc-tural Wood and Wood-Based ProductsD3878 Terminology for Composite MaterialsD6108 Test Method for Compressive Properties of PlasticLumber and ShapesE4 Practices for Force Verification of Testing M
10、achinesE6 Terminology Relating to Methods of Mechanical TestingE83 Practice for Verification and Classification of Exten-someter SystemsE575 Practice for Reporting Data from Structural Tests ofBuilding Constructions,Elements,Connections,and As-sembliesE631 Terminology of Building Constructions3.Term
11、inology3.1 DefinitionsTerminology D3878 defines terms relatingto high-modulus fibers and their composites.TerminologyD883 defines terms relating to plastics.Terminology E6 definesterms relating to mechanical testing.In the event of a conflictbetween terms,Terminology D3878 shall have precedenceover
12、the other standards.3.1.1 For definitions of terms in this standard,see Termi-nology E631.3.2 Definitions of Terms Specific to This Standard:3.2.1 full-sized specimenfull-sized specimens(meaningfull cross-sectional area)tested with standard lengths withvarious end conditions and bracing conditions a
13、bout the weakand strong member axes.The end conditions addressed in-clude:eccentricity,fixed,pinned.3.2.2 short sections(not considered in this test method)compressive test sections having a maximum length,L,lessthan 17 times the least radius of gyration,r,where r=(I/A).1This test method is under th
14、e jurisdiction of ASTM Committee E06 onPerformance of Buildings and is the direct responsibility of Subcommittee E06.11on Horizontal and Vertical Structures/Structural Performance of Completed Struc-tures.Current edition approved May 1,2015.Published July 2015.DOI:10.1520/E2954-152For referenced AST
15、M 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 onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 1
16、9428-2959.United States1 3.3 Symbols:3.3.1 =compressive strength.3.3.2 =compressive stress at proportional limit.3.3.3 E=compressive modulus of elasticity.3.3.4 E=apparent modulus of elasticity.3.3.5 A=cross-sectional area.3.3.6 L=change in length from original gage length atproportional limit.3.3.7 LG=gage length of compression column.3.3.8 Pmax=maximum load borne by column loaded tofailure.3.3.9 P=applied load at proportional limit,lbf(N).4.Summary of Test Method4.1 The structural member is su
