Magnesium anodes are employed in many sacrificial anode systems because of their light weight and high output ratings. They are an economical choice for underwater or underground applications, particularly in environments with high electrical resistance.
Our magnesium anodes come in a full array of shapes and sizes to fit all kinds of cathodic protection applications. Underground anodes can be ordered bare or packaged, depending on your project specifications.
Choose MATCOR magnesium anodes for applications like:
- Condensers
- Heat exchangers
- Ship hulls
- Tanks
- Piers
- Pilings
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Prepackaged Magnesium Anodes
Grades: High Potential, H-1 Grade, Grade II, Grade III
| | MAGNESIUM CHEMICAL COMPOSITION
| | Element
| Hi-Potential
| H-1 Grade
| Grade II
| Grade III
| | Al
| 0.010% max
| 5.0 – 7.0%
| 5.3 – 6-7%
| 5.3 – 6-7%
| | Mn
| 0.50 – 1.30%
| 0.15% min
| 0.15% min
| 0.15% min
| | Zn
| 0.50% max
| 2.0 – 4.0%
| 2.5 – 3.5%
| 2.5 – 3.5%
| | Si
| 0.50% max
| 0.30% max
| 0.30% max
| 0.10% max
| | Cu
| 0.02% max
| 0.1% max
| 0.05% max
| 0.02% max
| | Ni
| 0.001% max
| 0.003% max
| 0.003% max
| 0.002% max
| | Fe
| 0.03% max
| 0.003% max
| 0.003% max
| 0.003% max
| | Other
| 0.05% each
| 0.30% max
| 0.30% max
| 0.30% max
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| or 0.30% total
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| | Magnesium
| Remainder
| Remainder
| Remainder
| Remainder
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