These STI/SPFA Member companies offer tank capacity calculators online free of charge:
All STI members ship gauging charts with new tanks they sell. To obtain a free tank gauging chart, contact the original tank manufacturer. They may also be able to help you determine your tank’s dimensions. Click here for a list of STI Members.
Receive updates from the STI/SPFA on important industry issues for fabricators of storage tanks, pressure vessels, water pipe, and special products, including safety information, regulatory issues, education opportunities, and more.
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Steel Tank Institute/Steel Plate Fabricators Association (STI/SPFA)
944 Donata Court
Lake Zurich, IL 60047
Phone: 847-438-8265 | Fax: 847-438-8766