2. Common Applications
✔Structural steel fabrication (beams, columns, bridges)
✔Pressure vessel and pipeline welding
✔Heavy machinery repair and maintenance
✔Shipbuilding and offshore platforms
✔Critical joints requiring X-ray quality welds
3. Technical Specifications
|
Property |
Value |
|
Diameter Range |
2.5mm–5.0mm |
|
Current Type |
AC/DC+ (recommended) |
|
Position |
All except vertical-down |
|
Flux Composition |
Low-hydrogen iron powder |
|
Storage |
Store at ≤50°C, <50% RH |
4. Performance Benefits
✅ Smooth Arc Stability: Reduced spatter and easy
slag removal.
✅ Deep Penetration: Ideal for thick materials and
root passes.
✅ Crack Resistance: Low hydrogen levels
(<5ml/100g) prevent HIC.
✅ Versatile Compatibility: Works on carbon steel,
high-strength steel, and some low-alloy steels.
5. Welding Parameters
|
Diameter (mm) |
Current Range (DC+) |
Voltage (V) |
|
3.2 |
90–130A |
22–26 |
|
4.0 |
120–180A |
24–28 |
|
5.0 |
180–250A |
26–30 |
6. Why Choose TOKO E7018?
✅Proven Reliability: Trusted in seismic zones and
high-stress infrastructure.
✅Consistent Quality: Uniform slag detachment and bead
appearance.
✅Global Compliance: Meets ISO 9001, EN ISO 2560, and AS/NZS
4855 standards.