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About This Item


Full Description

This specification covers material, design, fabrication, and testing requirements for shop-fabricated vertical, cylindrical, aboveground, closed top, welded steel storage tanks with internal pressures approximately atmospheric at various sizes and capacities ranging from 90 to 750 barrels. Tanks covered by this specification have been designed using established engineering calculations to determine minimum metal thickness and bolting specifications for each size tank filled with water. This specification is designed to provide the oil production industry with tanks of adequate safety and reasonable economy for use in the storage of crude petroleum and other liquids commonly handled and stored by the production segment of the industry.

Document History

  1. API Spec 12F


    Specification for Shop Welded Tanks for Storage of Production Liquids, Twelfth Edition

    • Most Recent
  2. API Spec 12F

    Specification for Shop Welded Tanks for Storage of Production Liquids, Includes Errata (2007)

    • Historical Version