This standard API STD 976:2024 outlines the procedures for quality control during the installation and design requirements for alkaline earth silicate fiber (AES) and refractory ceramic fiber (RCF) linings. It can serve as a complement to the specifications provided by the owner. The qualification of materials, equipment, and personnel follows the methods detailed herein, ensuring that the quality of the applied refractory is rigorously monitored according to established procedures and acceptance criteria. Additionally, the roles and responsibilities of inspection personnel involved in overseeing the quality control process are clearly defined.

The linings addressed in this standard pertain specifically to internal refractory applications on the process side of equipment, while external insulation and jacketing are not included within its scope.