API STD 560: 2016 [paper]

Specifies requirements and gives recommendations for the design, materials, fabrication, inspection, testing, preparation for shipment, and erection of fired heaters, air preheaters (APHs), fans, and burners for general refinery service.

This standard does not apply to the design of steam reformers or pyrolysis furnaces.

API STD 650, API Standard 560, C56005