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{"title":"Custom Anodically Protected Acid Tank With Extended Service Life For Sulfuric","imgUrl":"https:\/\/img.chinax.com\/nimg\/93\/ca\/a8fc0dd68c09b98512f8bbb3845a-200x200-1\/custom_anodically_protected_acid_tank_with_extended_service_life_for_sulfuric_acid_storage.jpg","attrs":{"Brand Name":"Carpe Diem","Model Number":"CD-004","Place of Origin":"China","Minimum Order Quantity":"1"}}
Anodically Protected Acid Tank With Electrochemical Passivation For Corrosion Resistant Carbon Steel Construction
Maximizing Asset Longevity with Anodic Protection for Chemical Storage Tanks
In industrial chemical storage, safeguarding assets against aggressive media is essential. Anodically protected tanks provide an advanced solution specifically engineered for containing highly corrosive electrolytes, with concentrated sulfuric acid as the primary application. This technology combines standard carbon steel vessels with sophisticated electrochemical control systems to effectively prevent corrosion, protecting both equipment and product quality.
Core Technology: Electrochemical Passivation
This method operates on a distinct principle compared to cathodic systems, leveraging the electrochemical behavior of metals in specific environments to induce a state of passivity. The system's core component is a potentiostat that precisely controls the electrical potential of the tank's interior surface. By maintaining this potential within a carefully defined passive range, the system promotes the formation of a robust, self-healing oxide layer on the steel. This passive film acts as an impenetrable shield, isolating the base metal from corrosive electrolytes and halting oxidation processes.
System Architecture
The protection system relies on a closed-loop control circuit with several key components:
Process Vessel: The carbon steel tank serves as one electrode in the circuit
Electrode Assembly: Strategically positioned cathodes constructed from corrosion-resistant materials like high-silicon iron
Potential Sensor: Durable reference electrodes continuously monitor the electrochemical state of tank walls
Automated Controller: The potentiostat regulates protective current flow to maintain perfect passivation under all conditions
Operational and Economic Benefits
Near-Zero Material Degradation: Suppresses corrosion rates by over 95%, reducing annual wall loss to minimal levels
Preservation of Chemical Purity: Eliminates iron dissolution, preventing contamination and maintaining product quality
Optimized Lifecycle Cost: Enables economical carbon steel use for large-scale storage, avoiding high-alloy construction costs
This protection method is a proven standard in facilities handling bulk quantities of mineral acids, specifically:
Storage of strong sulfuric acid (above 93% concentration)
Oleum and fuming sulfuric acid containment
Other acidic solutions where carbon steel exhibits active-passive corrosion characteristics
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2017
Total Annual:
300$-1200$
Employee Number:
>50
Ecer Certification:
Verified Supplier
Jiangsu Carpe Diem Ocean Equipment Co., Ltd. is headquartered in the Li Shui International Enterprise R&D Park in Nanjing — a historic capital known as the “Ancient City of Six Dynasties.” The facility spans 17,000 square meters, including 8,000 square meters dedicated t... Jiangsu Carpe Diem Ocean Equipment Co., Ltd. is headquartered in the Li Shui International Enterprise R&D Park in Nanjing — a historic capital known as the “Ancient City of Six Dynasties.” The facility spans 17,000 square meters, including 8,000 square meters dedicated t...