FCW 430O
Tubular wire for self-shielded metal arc cladding of steel mill rolls
Description & applications
• Tubular wire for self-shielded metal arc cladding of steel mill rolls
• Designed to produce a weld metal chemistry in one layer similar to FCW 414S all weld metal chemical composition
APPLICATIONS
• Used for corrosion and wear resistant surfacing applications
• Good high temperature corrosion resistance, oxidation resistance up to 900°C
• Suitable for use in presence of sulphurous gas
• Sub-layer before hardfacing with 13 % chromium martensitic alloys
Classification
| EN 14700 |
|---|
| T Fe7 |
Typical weld metal composition (%)
| C | Mn | Si | Cr | Fe |
|---|---|---|---|---|
| 0.06 | 1.00 | 0.60 | 17.50 | Rest |
All weld metal mechanical properties
| Hardness – 3-Layer deposit |
|---|
| 220HB |
Shielding gas
| Current type | DC (+) |
|---|---|
| Shielding | Self shielded |
Operating conditions
| Diameter [mm] | Amperage [A] - Range | Amperage [A] - Optimum | Voltage [V] - Range | Voltage [V] - Optimum | Stick-out [mm] - Range | Stick-out [mm] - Optimum | Recovery |
|---|---|---|---|---|---|---|---|
| 1.6 | 150-300 | 270 | 24-35 | 28 | 15-25 | 25 | 90% |
| 2.0 | 200-400 | 300 | 26-35 | 28 | 20-50 | 30 | 90% |
| 2.4 | 250-450 | 350 | 26-35 | 28 | 25-50 | 30 | 90% |
| 2.8 | 250-450 | 400 | 28-35 | 30 | 25-50 | 40 | 90% |
Welding positions
Flat, half up, half down
Packings & Diameters
| Diameters [mm] | ≤ 2.4 mm | ≥ 2.4 mm | ≥ 2.4 mm |
|---|---|---|---|
| Packing(s) | Spool : BS 300 | Coil : B 450 | Drum |
| Weight [Kg] | 15 | 25 | Up to 330 |
| Description | - | - | - |