ROYAL PRIME E71T-9 is a flux-cored wire designed for:Welding carbon steels and structural steels in all positions.Excellent arc stability with smooth bead appearance.High mechanical properties suitable for general structural fabrication, shipbuilding, bridges, and offshore applications.Deposits welds with low hydrogen content, reducing risk of cracking.
| C | Mn | Si | S | P | Cr | Ni | Mo | Cu |
| ≤ 0.12 | 1.2 – 1.75 | 0.2 – 0.90 | ≤ 0.030 | ≤ 0.030 | ≤0.20 | ≤0.50 | ≤0.30 | ≤0.35 |
| Property | UTS (MPa) | Yield Strength (MPa) | Elongation (%) | Impact Toughness (J @ -30 °C) |
| Typical Values | 510 – 670 | 420 – 580 | 26 – 30 | 35 – 55 |
| Welding Position | Current (A) | Voltage (V) | Shielding Gas | Gas Flow (L/min) |
| Flat / Horizontal | 180 – 300 | 26 – 32 | 100% CO₂ or Ar + 20–25% CO₂ (mix) | 15 – 25 |
| Vertical / Overhead | 140 – 250 | 24 – 30 | 100% CO₂ or Ar + 20–25% CO₂ (mix) | 15 – 25 |
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