Customization: | Available |
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Type: | welding electrode |
Material: | low carbon |
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Description: Experience the ultimate in welding versatility with the Ideal E7018 low hydrogen potassium type iron-carbon steel electrode. This remarkable tool is expertly crafted for seamless AC and DC compatibility, ensuring superior performance across all welding positions. Known for its minimal spatter and effortless slag removal, it delivers a flawless weld appearance, particularly excelling in flat and fillet welding. Its excellent mechanical properties and high deposition efficiency are courtesy of its iron-rich coating, which not only reduces the number of necessary welding layers but also significantly boosts productivity. Before you begin welding, ensure your workpiece is impeccably free of rust, oil, and moisture. Electrode preparation requires baking at approximately 350 ºC, ensuring the electrode is dry and primed for immediate and optimal use.
Uses: This electrode is the epitome of engineering excellence, crafted for the most demanding of applications. It is perfectly suited for welding critical components such as ships, boilers, pressure vessels, pipes, and other vital structural elements made from strength-grade steel.
Deposited metal chemical composition (%)
C | Mn | Si | S | P |
≤0.12 | ≤1.60 | 0.75 | ≤0.035 | ≤0.040 |
σb(MPa) | σs(MPa) | δ5(%) | AKV(J) -20ºC | Butt weld joints of positive and negative bending D=3t 1200 Qualified |
490~655 | ≥400 | ≥22 | ≥47 |
Electrode diameter(mm) | 2.5 | 3.2 | 4.0 | 5.0 |
Flat welding Current(A) | 90~120 | 120~150 | 170~200 | 210~250 |
Vertical welding Current(A) | 55~90 | 90~120 | 130~170 |