Mezshura Your Alert Profile lists the documents that will be monitored. Dimension limestone shall include stone that is sawed, cut, split, or otherwise finished or shaped and shall specifically exclude molded, cast, or otherwise artificially aggregated units of composed fragments, and also crushed and broken stone. The PDF Download is licensed asmt individual in which the individual can place on up to four electronic devices for their personal use. This standard is not included in any packages.

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A number in parentheses indicates the year of last reapproval. This standard has been approved for use by agencies of the Department of Defense. Refer to Guides C and C for the appropriate selectionand use of limestone dimension stone.

The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in non-conformancewith the standard. Referenced Documents2.

Physical Requirements5. Select representative samples by viewing a sufficientnumber of physical samples prior to production that show thecomplete range of variations in color and texture of thelimestone specified. Current edition approved Sept. Published October Originallyapproved in Last previous edition approved in as C — 08a.

United States1ASTM 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 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by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.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 theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below. Permission rights to photocopy the standard may also be secured from the ASTM website www. Finishes, other than those specifiedin the individual test methods, may result in a deviation from established values.

BThe supplier of the No. The new abrasive is currrently moreaggressive, resulting in lower abrasive hardness values Ha than when the standard was initially established. As such, care should be taken when interpreting Havaluesfrom tests using the new abrasive, particularly with regard to currentASTM stone standard specification requirements for abrasion resistance, which were developed whenthe original abrasive was still in use.

Committee C18 is actively studying alternatives to address this issue. Availability of the properequipment and materials by the testing laboratory may determine which test is performed.


ASTM C568/C568M - 15



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