Customization: | Available |
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Type: | welding electrode |
Material: | low carbon |
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Description: Discover the exceptional versatility of our E7018 low hydrogen potassium type iron-carbon steel welding electrode. This remarkable tool is compatible with both AC and DC currents, perfect for all-position welding. Enjoy the benefits of minimal spatter and effortless slag removal, ensuring a pristine weld appearance. Especially effective in flat and fillet welding, this electrode delivers top-notch mechanical properties and boasts a high deposition efficiency. Thanks to its iron-rich coating, you'll experience reduced welding layers and heightened productivity. For optimal performance, ensure the workpiece is devoid of rust, oil, and moisture. Prepare the electrode by baking it at approximately 350 ºC, ensuring it's thoroughly dry and ready for immediate use.
Uses: Expertly crafted for high-stakes scenarios, this electrode is the perfect match for welding ships, boilers, pressure vessels, pipes, and other essential structural components made 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 |