RP for External Corrosion Protection of Shop Fabricated Aboveground Tank Floors (R893)

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The Recommended Practice for External Corrosion Protection of Shop Fabricated Aboveground Tank Floors (R893) covers an external corrosion control system for aboveground shop fabricated steel tank floors.

Topics include:

• Protective Dielectric Coatings
• Electric Isolation
• Cathodic Protection
• Installation
• Cathodic Protection Monitoring

The system is a practical and economical means of extending the life of aboveground storage tanks for a minimum of thirty years on corrosive soil conditions, to an indefinite term in less severe environments.

Revised: January 2006

Format: PDF