Nautilus Wet Welding Electrode

Nautilus Wet Welding Electrode – Premium Quality for Underwater Structural Steel Welding

The Nautilus wet welding electrode is a high-performance, rutile-based flux-coated electrode specifically engineered for underwater structural steel welding. Its advanced chemical formulation ensures superior weld quality, making it a top choice for professional diver-welders.

Superior Waterproof Coating for Maximum Performance

Featuring a clear vinyl-based waterproof coating, the Nautilus electrode provides exceptional resistance to water and moisture penetration. This durable coating minimizes handling-related damage and enhances diver safety with excellent electrical insulation.

Smooth Arc & High-Quality Welds

Designed for ease of use, the Nautilus electrode delivers a soft, smooth arc that welder-divers will appreciate. It produces an exceptionally clean weld finish with easily removable slag. The electrode supports easy striking and re-striking, ensuring reliable performance in all welding positions, except vertical-up (PF).

Unmatched Mechanical Properties & Weld Chemistry

Developed over years of rigorous testing, the Nautilus electrode provides outstanding mechanical properties and precise weld-deposit chemistry, ensuring durability and strength in the most demanding underwater conditions.

Key Mechanical Properties (% wet):

• Tensile Strength (UTS): 496 MPa
• Yield Strength: 456 MPa
• Elongation: 15.2%
• Reduction of Area: 78.6 mm²
• Charpy Impact (at -20°C): 36.33 J

Chemical Analysis of Deposited Weld Metal:

• Carbon (C): 0.04%
• Manganese (Mn): 0.57%
• Silicone (Si): 0.22%
• Sulphur (S): 0.01%
• Phosphorus (P): 0.02%
• Nickel (Ni): 0.41%
• Chromium (Cr): 0.02%
• Copper (Cu): 0.01%
• Nitrogen (N): 0.005%

All tests conducted on S355G10+M steel.

Why Choose Nautilus?

The Nautilus electrode stands out for its ability to deliver high-quality weld-metal deposits underwater. It combines innovation, reliability, and exceptional performance to meet the needs of professional underwater welders.

Upgrade your underwater welding operations with Nautilus – where quality meets performance.