Sacrificial Anodes for Hull, Shaft, Rudder & Propeller Protection
Built for harsh marine realities, our sacrificial anodes take the hit so your hull doesn’t have to—delivering tough, tested protection against galvanic corrosion where it matters most.
Our sacrificial anodes are made from high-quality zinc and aluminum alloys that meet strict military standards, ensuring reliable protection in harsh marine environments.
Available in standard, heavy-duty, or custom formats, our anodes suit your vessel’s specific needs—whether you’re safeguarding the hull, shaft, rudder, propeller, or seawater intakes like the sea chest. Each anode is manufactured in an ISO 9001:2015 certified facility, so you can count on consistent quality and performance.
Benefits:
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Reliable, cost-effective corrosion control
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Extended vessel service life and lower dry-dock maintenance intervals
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Rapid installation — standardized dimensions for OEM and retrofit compatibility
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Stocked in Casella, Italy for 1-day European dispatch
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Custom manufacturing available for nonstandard hull forms or specific requirements
| ALLOY TYPE | MATERIAL | STANDARD COMPLIANCE | TYPICAL APPLICATIONS |
|---|---|---|---|
| Martyr Zinc Alloy | Zn | MIL-DTL-18001L | Hulls, shafts, rudders, propellers |
| Martyr Aluminum Alloy | Al | MIL-DTL-24779C(CS) | Hulls, offshore structures, propeller shafts |