ASTM C1790

Full Name

ASTM C1790 – Standard Specification for Fly Ash Facing Brick


This specification covers fly ash brick intended for use in masonry, which are made from fly ash, water, and suitable mineral aggregates with or without the inclusion of other materials, and without the use of portland cement.

This specification covers units intended for use in masonry, in both structural and facing applications.


absorption; brick; compressive strength; durability; fly ash; fly ash brick; fly ash facing brick; fly ash masonry units; freeze thaw; linear drying shrinkage