ASTM International Standard Specification for Concrete Floor Tile ASTM C1731-13

This specification establishes the product criteria and minimum performance requirements for concrete floor tile (CFT) used as interior and exterior flooring. The units described by this specification are manufactured from cementitious materials, mineral aggregates (normal weight, lightweight, or both), water, and additives that are cast into various textures and shapes, often simulating natural stone, brick, terracotta, saltillo, and others. The standard addresses materials and their manufacture, physical properties, sampling, packaging and package marking, and certification.