ASTM C348

Flexural Strength of Hydraulic-Cement Mortars

This test method covers test prisms and center point loading. Sand utilized is H-3825; for the remaining requirements refer to referenced ASTM standards, namely, C109/C109M, C230, C305, C349, C670, C778. Also required but not part of basic set—Tamper, guide, and center point loading fixture.

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