CAST IRON
NEXA Cast FN50
For Repair and Welding of Cast Iron
AWS A/SFA 5.15 ENiFe-Cl
Applications
- Repair of broken heavy castings
- Welding and repairing of all cast iron components
- Pump casting and gears, Cast iron dies, Gear boxes, Gear teeth
- Transmission housings, Couplings
- Foundry defects, Machine build up
- Best suited for welding of Nodular graphite iron, Malleable iron subject to heavy wear
- Joining cast iron to steel
- Correcting machining errors on castings
Characteristics
- Ni-Fe type machinable electrode
- Dense, soft and ductile weld with adequate strength
- Porosity free welding
- Controlled dilution and penetration
- No need of preheating for large heavy castings
Chemical Composition
| C | Mn | Si | Fe | Ni | Cu | Al |
|---|---|---|---|---|---|---|
| <2 | <2.5 | <4 | Bal | 45-52 | <2.5 | <1 |
Mechanical Properties
| UTS (MPa) | YS (MPa) | El% | Hardness (BHN) |
|---|---|---|---|
| 400-579 | 296-434 | 6-18 | 165-218 |
Welding Currents (AC (70 OCV)/DCEP)
| 2.5 x 350 mm | 3.15 x 350 mm | 4.0 x 350 mm |
|---|---|---|
| 50-70 | 80-110 | 120-160 |
Product Specifications
Current Type
AC (70 OCV)/DCEP
Welding Positions
Packaging
- Standard carton packing of 10 kg box containing 1 cartons of 10 kg each.
Conditions (Pre-Drying)
- 150°C for min. 1hr