The MG-22 Magnesium Alloy Anode is a high-performance sacrificial (galvanic) anode designed for cathodic protection (CP) of buried and submerged steel structures, especially in high-resistivity soils and freshwater environments. It is manufactured from a magnesium-based alloy with optimized composition to provide high driving voltage, stable current output, and uniform consumption.
MG-22 Magnesium Alloy Anode
$999,999,999.00價格
Key Features
- High Driving Potential (~ -1.55 to -1.70 V vs Cu/CuSO₄)
- Strong Current Output for Effective Protection
- Suitable for High-Resistivity Soil Conditions
- Uniform and Controlled Dissolution
- Reliable Performance in Freshwater and Underground Systems
- No External Power Required
Material Composition (Typical – MG-22 Alloy)
Element Content (%) Magnesium (Mg) Balance Aluminum (Al) 5.3% – 6.7% Zinc (Zn) 2.5% – 3.5% Manganese (Mn) 0.15% – 0.50% Silicon (Si) ≤ 0.10% Copper (Cu) ≤ 0.02% Iron (Fe) ≤ 0.003% Nickel (Ni) ≤ 0.001% Types
- D-Type (Flat-back) Magnesium Anodes
- Rod / Cylindrical Anodes
- Prepackaged Anodes with Backfill
- Ribbon Magnesium Anodes
- Custom-shaped anodes
Applications
- Buried oil & gas pipelines
- Underground storage tanks
- Water pipelines and distribution systems
- Oil well casings
- Earthing and grounding systems
- Freshwater structures
