API STD 976 :2018

This standard provides installation quality control procedures and lining system design requirements for AES/RCF fiber linings, and may be used to supplement owner specifications. Materials, equipment, and personnel are qualified by the methods described, and applied refractory quality is closely monitored, based on defined procedures and acceptance criteria. The responsibilities of inspection personnel who monitor and direct the quality control process are also defined.
The lining described in this standard is for internal refractory linings on the process side of the equipment. External insulation and jacketing are not covered in this standard.