1、Designation:C616/C616M15Standard Specification forQuartz-Based Dimension Stone1This standard is issued under the fixed designation C616/C616M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last revision.A number in paren
2、theses indicates the year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the material characteristics,physical requirements,and sampling appropriate to the selec-tion of quartz-based dimension stone f
3、or general building andstructural purposes.Refer to Guides C1242 and C1528 for theappropriate selection and use of quartz-based dimension stone.1.2 Quartz-based dimension stone shall include stone that issawed,cut,split,or otherwise finished or shaped,and shallspecifically exclude molded,cast,or oth
4、erwise artificiallyaggregated units composed of fragments,and also crushed andbroken stone.1.3 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be used independent
5、ly of the other.Combiningvalues from the two systems may result in non-conformancewith the standard.2.Referenced Documents2.1 ASTM Standards:2C97/C97M Test Methods for Absorption and Bulk SpecificGravity of Dimension StoneC99/C99M Test Method for Modulus of Rupture of Dimen-sion StoneC119 Terminolog
6、y Relating to Dimension StoneC170/C170M Test Method for Compressive Strength ofDimension StoneC241/C241M Test Method for Abrasion Resistance of StoneSubjected to Foot TrafficC1242 Guide for Selection,Design,and Installation ofDimension Stone Attachment SystemsC1353 Test Method for Abrasion Resistanc
7、e of DimensionStone Subjected to Foot Traffic Using a Rotary PlatformAbraserC1528 Guide for Selection of Dimension Stone3.Terminology3.1 DefinitionsAll definitions are in accordance with Ter-minology C119.4.Classification4.1 Quartz-based dimension stone sandstone shall be clas-sified according to th
8、e free silica content as follows:4.1.1 I Sandstone,with 60%minimum free silica content.34.1.2 II Quartzitic Sandstone,with 90%minimum freesilica content.4.1.3 III Quartzite,with 95%minimum free silica content.5.Physical Properties5.1 Quartz-based dimension stone supplied under this speci-fication sh
9、all conform to the physical requirements in Table 1.5.2 Quartz-based dimension stone shall be sound,durable,and free of spalls,cracks,open seams,pits,or other defects thatare likely to impair its structural integrity in its intended use.5.3 The desired color and texture,with their permissiblenatural
10、 variations in material characteristics for all material tobe produced for the project,shall be established by controlsamples.Select representative samples by viewing a sufficientnumber of physical samples prior to production that show thecomplete range of variations in color and texture of thequart
11、z-based dimension stone specified.6.Sampling6.1 Samples,if required,for testing to determine the char-acteristics and physical properties shall be representative of thequartz-based dimension stone to be used.7.Keywords7.1 ashlar;Bluestone;Quartzite;Sandstone1This specification is under the jurisdict
12、ion of ASTM Committee C18 onDimension Stone and is the direct responsibility of Subcommittee C18.03 onMaterial Specifications.Current edition approved Dec.1,2015.Published January 2016.Originallyapproved in 1968.Last previous edition approved in 2010 as C616/C616M 10.DOI:10.1520/C0616_C0616M-15.2For
13、 referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandardsvolume information,refer to the standards Document Summary page onthe ASTM website.3Free silica consists of detrital quartz grains plus authigenic silica.
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