API 650 Fixed Roof Storage Tank

Storage Tanks Vessel & Process Equipment

API 650

Storage Tanks

API 650 Fixed Roof Storage Tank

API 650/IS 803Carbon SteelFixed Cone RoofLarge CapacityPetroleumChemicalOISD 118

API 650 Fixed Roof Storage Tanks are the most common type of large atmospheric storage tank used in petroleum refineries, chemical plants, and water storage facilities worldwide.

Key Features

API 650 or IS 803 design and fabrication — flat bottom, cylindrical shell, fixed cone roof
Automatic tank gauge (ATG), high-level alarm, overflow pipe
Vent nozzle with flame arrestor (for flammable products)
Heating coils (steam or hot water) for high-viscosity products
Anti-rotation device for internal floating pan (optional)
Cathodic protection system for bottom plate under-side corrosion protection
OISD 118 compliant dyke/bund sizing for petroleum storage

Capacity / Size Range	10,000L – 10,00,00,000L
Material of Construction	Carbon Steel (API 650)
Certifications	API 650, IS 803, OISD 118

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