Codes, Standards & Specifications

Southern Tank & Mfg. Co. has an experienced fabrication shop qualified to meet the following codes, standards, and specifications. AWWA D100 American Water Works Association Standard for Welded Steel Tanks for Water Storage API 620 American Petroleum Institute Standard 620: Recommended Rules for Design and Construction of Large, Welded, Low-Pressure Storage Tanks API 650 American Petroleum Institute Standard 650: Welded Steel Tanks for Oil Storage API 12F American Petroleum Institute Specification 12F: Shop-Welded Tanks for Storage of Production Liquids F911 Steel Tank Institute Standard F911 for Diked Aboveground Storage Tanks F921 Steel Tank Institute Standard F921 for Aboveground Tanks with Integral Secondary Containment F941(Fireguard) Steel Tank Institute Standard F941 for Fireguard Thermally Insulated Aboveground Storage Tanks ACT 100U Steel Tank Institute Specification ACT-100-U for External Corrosion Protection of Composite Steel Underground Storage Tanks FLAMESHIELD Steel Tank Institute Standard FLAMESHIELD for Aboveground Fire-Resistant Tanks STI P3 Steel Tank Institute Specification STI-P3 for External Corrosion Protection of Underground Steel Storage Tanks UL 58 Underwriter’s Laboratories Standard for Safety UL 58, Steel Underground Tanks for Flammable and Combustible Liquids UL 142 Underwriter’s Laboratories Standard for Safety UL 142, Steel Aboveground Tanks for Flammable and Combustible Liquids UL 2085 Underwriter’s Laboratories Standard for SafetyUL 2085, Protected Aboveground Tanks for Flammable and  Combustible Liquids

Southern Tank & Mfg. Co. has an experienced fabrication shop qualified to meet the following codes, standards, and specifications.