| Customization: | Available |
|---|---|
| Type: | welding electrode |
| Material: | low carbon |
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Description: Discover the unparalleled versatility and superior performance of the E7018 low hydrogen potassium type iron-carbon steel welding electrode. This remarkable electrode is engineered for both AC and DC compatibility, offering exceptional flexibility in all-position welding tasks. Experience minimal spatter, effortless slag removal, and a flawless weld finish, particularly excelling in flat and fillet welding applications. With outstanding mechanical properties and enhanced deposition efficiency, its iron-rich coating significantly reduces the number of required welding layers, boosting productivity to new heights. Before commencing your project, ensure the workpiece is meticulously free of rust, oil, and moisture to achieve optimal results. Prepare the electrode by baking it at an ideal temperature of around 350 ºC, guaranteeing it is perfectly dry and primed for immediate use.
Uses: Expertly crafted for critical and demanding applications, this electrode is the perfect choice for welding ships, boilers, pressure vessels, pipes, and other vital structural components made from the corresponding strength grade steel, ensuring reliability and long-lasting performance.
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 |
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