A refers to a high-quality, sacrificial zinc anode manufactured to meet strict industry standards (often corresponding to ASTM B418 Types I or II or military specifications). These anodes are designed to protect steel structures, hulls, tanks, and pipelines from corrosion by corroding themselves, thereby taking the brunt of the environmental damage. Type: Galvanic (Sacrificial) Anode Material: High Purity Zinc (>99.99% Zinc) Primary Application: Marine and Underground Structures Technical Specifications (Datasheet Summary)
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The core contains pre-drilled holes. It is secured using backing washers, nuts, and bolts. This allows for rapid replacement during dry-dock servicing. Critical Considerations
Always ensure a metal-to-metal connection. Never paint over your zincs, as this effectively "insulates" them and stops the protection. Placement: For vessels, BoatCorrosion.com zinc anode 620 datasheet
When reviewing a 620 datasheet for engineering calculations, the electrochemical characteristics dictate how long the anode will last and how much current it will deliver to the cathode.
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: 75 microns Dry Film Thickness (DFT) / 120 microns Wet Film Thickness (WFT). Theoretical Coverage : Approximately 8.27 m2m squared /liter at 75 microns DFT. Finish & Color : Metallic Grey with a matt finish. VOC Content : 330 g/liter. Application & Performance A refers to a high-quality, sacrificial zinc anode
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Available with flat steel insert straps for welding, or slotted holes for bolt-on applications. Density: 7,140 kg/m³ ( 4. Applications and Environmental Constraints Primary Environments
Comprehensive Technical Guide and Datasheet Analysis: Zinc Anode 620 Executive Summary It is secured using backing washers, nuts, and bolts
The Zinc Anode 620 has the following performance characteristics:
Positioned inside internal water intake areas to safeguard internal piping and valves.
Ø 110 mm Weight: Approximately 1.4 kg (3.1 lbs) for the zinc version Material: Zinc (an aluminum version is also available)
Because of its high zinc load, this primer is typically used for: Offshore & Onshore Platforms: