8/25/2023 0 Comments Modern welding tank chartVertical Storage: 500 to 50,000 gallon capacity.Horizontal Storage: 300 to 50,000 gallon capacity also available in rectangular constructions up to 24,000 gallons.Tanks are built to Underwriters Laboratories specification standard UL-142. The primary containment aboveground storage tank is housed within a rectangular steel dike which contains the product should a spill, tank leak or rupture occur. Each tank is sized with the appropriate normal and emergency vent openings as defined in the tank's standard of construction. Modern is the only manufacturer in the world licensed to build a shop-fabricated UL-142 rectangular tank with a height greater than 103 inches up to 168 inches and infinite length.ĭiked containments can either be open top or closed top construction. If the tank is a double wall configuration, then it has interstitial monitoring capabilities. Rectangular tanks may be of single or double wall construction. For special applications, such as products that have a larger specific gravity than water, Modern offers American Petroleum Institute, API, designed tanks in the API-620 or API-650 design configurations. Only new materials are used in tank construction. Special fabrication can incorporate dished tops, dished and coned bottoms all supported on skirts or legs. Tanks generally have flat bottoms and conical roofs. These tanks may also be built with or without multiple compartments for multiple fuel storage. Vertical tanks may be of single or double wall construction. Tanks may also be built with or without multiple compartments for multiple fuel storage. Horizontal tanks may be single or double wall construction. Only new steel materials are used in tank constructions.Įach tank is sized with the appropriate normal and emergency vent openings as defined in the tank's standard of construction. Tanks can be furnished with stationary support saddles, anti roll supports or structural skids. Maximum allowable working pressure is 0.5 psig as measured from top of tank. Tanks, Equipment and Accessories are sold separately.UL-142 tanks are steel atmospheric tanks intended for aboveground storage of non-corrosive, stable, flammable, and combustible liquids. Individual tanks may vary from these values. PLEASE NOTE: All dimensions and weights are approximate. STI-P3® 30 Year Warranty Validation Card (PDF).STI-P3® Tank Installation Instructions (PDF).Primary and secondary tank can be tightness tested on site with standard testing procedures, or manufacturer can ship with vacuum in the interstice to prove integrity of both walls during installation.Double wall design includes interstitial leak detection monitoring pipe.On going monitoring of corrosion protection.Multiple compartments available (multi-product).30 year warranty against internal and external corrosion (third party).Self test cathodic protection using sacrificial anodes Three key elements guard against external corrosion:ģ.Compatible with wide range of fuels and chemicals.
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