AWS A5.5: E8018-C3 | ISO 2560-A: E 46 4 1Ni B 32 H5
-40 °C Impact Toughness | X-Ray Quality Welds | Low-Hydrogen, High-Strength All-Position
Engineered for 1% Nickel steels, STARBLAZE PRIME 8018 C3 delivers a robust blend of weld toughness, ductility, and crack resistance in low-temperature structural and pressure vessel applications. With smooth slag detachment, low spatter, and high arc stability, it’s ideal for welding high-tensile alloy steels in environments reaching –40 °C.
Available Packs
Typical Weld Metal Chemical Composition (%)
| C | Si | Mn | Mo | Ni | P | S |
| 0.07 | 0.40 | 1.00 | 0.20 | 1.00 | 0.020 | 0.015 |
Typical Mechanical Properties (All Weld Metal)
| Heat Treatment | Yield Strength
Rp (N/mm2) |
Tensile Strength
Rm (N/mm2) |
Elongation
A5 (%) |
Charpy Impact Value
(ISO-V(J) -40°C) |
| As Welded | 470-550 | ≥ 580 | ≥ 26 | ≥ 70 |
Recommended Welding Parameters
| DIameter (mm) | Amperage Range (A) |
| 2.50 | 50-90 |
| 3.15 | 90-130 |
| 3.20 | 90-130 |
| 4.00 | 140-180 |
| 5.00 | 180-230 |
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