Monolith 7018-1 H4R Welding Electrodes – 4.0mm (5/32") Diameter x 450mm (17.7") Length – Premium Low Hydrogen (5 kg / 11 lb Per Pack)

Monolith 7018-1 H4R Welding Electrodes – 4.0mm (5/32") Diameter x 450mm (17.7") Length – Premium Low Hydrogen (5 kg / 11 lb Pack)

High-strength, low-hydrogen electrodes for demanding structural and industrial welding applications.

The Monolith 7018-1 H4R electrodes are premium-grade, low-hydrogen welding rods designed for superior performance in critical welding environments. With a 4.0mm (5/32") diameter and 450mm (17.7") length, these electrodes offer excellent deposition rates, deep penetration, and smooth, stable arcs — ideal for structural steel, heavy fabrication, pressure vessels, bridges, and pipelines.

Packaged in a 5 kg (11 lb) vacuum-sealed box for moisture protection and storage longevity, these electrodes meet AWS E7018-1 H4R classification standards, ensuring consistent, high-quality welds in all positions.

🔧 Key Features:

• Electrode Size: 4.0mm (5/32") diameter x 450mm (17.7") length

• Packaging: 5kg (11 lb) vacuum-sealed pack

• Type: E7018-1 H4R – low hydrogen, iron powder coating

• Welding Positions: All-position (1G, 2G, 3G, 4G, etc.)

• Applications: Structural steel, pressure vessels, shipbuilding, heavy fabrication, bridges, pipelines

• Performance:

  • Smooth arc with minimal spatter

  • Excellent slag removal

  • Superior X-ray quality welds

  • Resistant to hydrogen-induced cracking

• Standards: Meets or exceeds AWS A5.1 / ASME SFA 5.1, ISO 2560-A

🏢 Why Choose Cobalt Industrial?

Buy with confidence from Cobalt Industrial, Calgary’s premier industrial supplier, known for top-tier service, fast turnaround, and nationwide shipping across Canada. We provide professional-grade welding products that meet the needs of fabricators, contractors, and welders coast to coast.