Forney 5/32 in. x 15 in. E7018 Mild Steel Low-Hydrogen Welding Electrodes give you reliable, structural-grade performance when you’re fabricating with mild steel. Built for shop-to-field versatility, these AC/DC welding rods are engineered to deliver durable, high-strength welds with tight hydrogen control—so your joints resist cracking under load and over time.
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Diameter: 5/32 in.
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Length: 15 in.
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AWS Classification: E7018 (Low-Hydrogen SMAW electrode)
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Material: Mild Steel
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Hydrogen control: Low-Hydrogen formulation reduces hydrogen-induced cracking
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Tensile strength: 84,000 psi
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Amperage range: 100–140 A
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Current type: AC/DC
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Packaging: 40 lb boxed box
Why this Forney electrode stands out
- Low-hydrogen chemistry helps protect structural welds from hydrogen cracking, especially in thicker or critical joints.
- Solid, high-strength weld metal supports load-bearing frames, machinery components, and structural members with confidence.
- Stable arc and predictable slag control produce clean beads and consistent penetration, reducing rework.
- AC or DC capability makes it compatible with a wide range of welding machines, from portable in the field to heavy-duty shop welders.
- 15-inch length minimizes rod changes during longer passes while maintaining good control in confined or vertical positions.
Ideal applications and use cases
- Structural fabrication: beams, frames, railing, and support members that require sound ductility and strength.
- Heavy equipment repair and maintenance, including chassis, brackets, and welded assemblies on machinery.
- Automotive, industrial, and equipment rebuilding where consistent deposition and crack resistance matter.
- General purpose mild steel welding in fabrication shops and field projects where a dependable, low-hydrogen electrode is preferred.
Practical tips for best results
Storage and preparation matter with low-hydrogen electrodes. Keep the Forney E7018 rods in a dry environment (a rod oven or sealed, desiccant-equipped container helps prevent hydrogen pickup). Before welds, ensure the base metals are clean and free of oil, rust, and moisture. For thicker sections, consider preheating per standard practice to minimize hydrogen diffusion—then maintain a consistent interpass temperature. Use DC+ for the most stable deposition on mild steel, or AC if your welder lacks a DC option. After welding, let the joint cool gradually and chip away slag to inspect the bead quality. With 84,000 psi tensile strength, these electrodes are built for strong, reliable joints that stand up to demanding service conditions.
Instruments and setup aside, the Forney 5/32 x 15 E7018 low-hydrogen electrodes represent a practical, field-tested choice for professionals who value repeatable results, lower cracking risk, and robust performance in structural welds on mild steel. Packed in a sturdy 40-lb box, this electrode set is ready when your project calls for dependable, code-compliant welds.
