| Customization: | Available |
|---|---|
| Type: | welding electrode |
| Material: | low carbon |
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Description: The E7018 low hydrogen potassium type iron-carbon steel welding electrode epitomizes unparalleled versatility with its dual compatibility for AC and DC applications, making it an exceptional choice for all-position welding. This remarkable electrode ensures minimal spatter, effortless slag removal, and an outstanding weld finish, particularly excelling in flat and fillet welding scenarios. Renowned for its excellent mechanical properties, it offers high deposition efficiency due to its iron-rich coating, significantly reducing the required welding layers and boosting productivity. To achieve optimal results, ensure the workpiece is immaculate, free of rust, oil, and moisture. Thoroughly prepare the electrode by baking it at around 350 ºC, ensuring it is perfectly dry and primed for immediate use.
Uses: Expertly crafted for critical applications, this electrode is the ideal choice for welding ships, boilers, pressure vessels, pipes, and other major structural components crafted from the corresponding 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 |
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