1. API, 1996, “Calculation of Heater Tube Thickness in Petroleum Refineries,” API Standard 530, American Petroleum Institute, Washington, DC.
2. Welded Steel Tanks for Oil Storage,1998
3. API, 2000, “Fitness-for-Service,” API Recommended Practice 579, 1st edn., American Petroleum Institute, Washington, DC.
4. API, 2001, “Tank Inspection, Repair, Alteration, and Reconstruction,” API Standard 653, 3rd edn., American Petroleum Institute, Washington, DC.
5. Boiler and Pressure Vessel Code,2001