The Marine Aluminum Alloy Sacrificial Anode is a high-efficiency galvanic anode designed for cathodic protection (CP) of steel structures in seawater environments. Manufactured from specially formulated Al-Zn-In alloy, it provides stable electrochemical performance, high current capacity, and uniform dissolution.

Marine Aluminum Alloy Sacrificial Anode

$999,999,999.00

Quantity

Key Features

High Current Capacity (~2500 Ah/kg)

Lightweight and Cost-Effective

Stable Potential (~ -1.05 to -1.10 V vs Ag/AgCl)

Uniform Dissolution and Long Service Life

Anti-Passivation Performance

Suitable for Seawater and Brackish Water

Material Composition (Typical – Al-Zn-In Alloy)

Element Content (%)

Aluminum (Al) Balance

Zinc (Zn) 4.0% – 6.0%

Indium (In) 0.015% – 0.035%

Silicon (Si) ≤ 0.10%

Iron (Fe) ≤ 0.09%

Copper (Cu) ≤ 0.01%

Others ≤ 0.02%

Types

Plate Aluminum Anodes

Bracelet Anodes (for pipelines)

Stand-off Aluminum Anodes

Streamlined (hydrodynamic) anodes

Weld-on Aluminum Anodes

Bolt-on Aluminum Anodes

Custom-designed anodes

Applications

Ship hulls and ballast tanks

Offshore oil and gas platforms

Subsea pipelines and risers

Harbor and port facilities

Seawater cooling systems

Floating structures (FPSO, FSO)

Element	Content (%)
Aluminum (Al)	Balance
Zinc (Zn)	4.0% – 6.0%
Indium (In)	0.015% – 0.035%
Silicon (Si)	≤ 0.10%
Iron (Fe)	≤ 0.09%
Copper (Cu)	≤ 0.01%
Others	≤ 0.02%

Marine Aluminum Alloy Sacrificial Anode

Product Info