This Practice describes the requirements for certification and prequalification of the refractory materials used to construct refractory brick (firebrick) linings in equipment and piping. It specifies a basis for selection, purchase, and quality control of firebrick and mortar refractory materials prior to installation. This Practice describes material properties, testing, documentation, storage, packaging, and shipping requirements for refractory materials used to construct firebrick refractory linings in equipment and piping.

This Practice includes dense firebrick, insulating firebrick (IFB), and refractory mortars.