ASTM C 349 - 08 Standard Test Method for Compressive Strength of Hydraulic-Cement Mortars (Using Portions of Prisms Broken in Flexure)

American Society for Testing and Materials (ASTM). Current edition approved Dec. 1, 2008. Published January 2009. 4 p. This test method covers the determination of the compressive strength of hydraulic-cement mortars, using for the test specimens portions of prisms made and broken in flexure in accordance with Test Method C348.