Specifications:
- AWS: A5.13 E FeMn A (mod)
- DIN: 8555 E 7 UM 250 KP
Description and Application
- Basic coated cold work hardening Mn austenitic electrode.
- High resistance to impact and shock.
- Used for rebuilding and joining between Mn steel and Carbon steel.
- Suitable for crusher plates, dredger teeth and hammers.
- Non conductive coating.
Typical all weld metal composition [wt%]
| C | Mn | Si | Ni | Cr |
| 1.0 | 13.2 | 0.25 | 5.0 | 4.6 |
Typical all weld metal mechanical properties
| Hardness | Resistance to impact | Abrasion resistance | Pressure resistance | Machinable |
| 230 HB After work 500 HB |
High | Medium | High | Before Hardness |
Welding positions
RE-DRYING
300°C/2H
| Diameter | Length | Current [amps] | ||
| in | mm | in | mm | |
| 1/8 | 3.25 | 14 | 350 | 95-130 |
| 5/32 | 4.0 | 14 | 350 | 130-180 |
| 3/16 | 5.0 | 18 | 450 | 190-250 |
| 1/4 | 6.0 | 18 | 450 | 240-280 |
