STI Technologies are available from an extensive group of Steel Tank Institute fabricators. Find an STI/SPFA fabricator member for your next shop fabricated tank project.
Specifications, technical documents, and inspection forms for STI Technologies. STI Shop Fabrication Section members only.
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Quality control is a crucial aspect of all manufacturing processes. Therefore, member fabricators of the Steel Tank Institute’s licensed tank technologies are subject to periodic, unannounced inspections by a team of STI/SPFA Quality Control Inspectors.
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Get answers to commonly asked questions about aboveground storage tanks including differences between tanks and fire code information.
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Find information on federal and state fuel storage environmental regulations, chemical storage tank regulations, fire codes, and more.
View compatibility studies for steel and alternative fuels/emerging fuels.
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