HARD FACING (High Impact - Work Hardenable)
NEXA HARD-MN
For High Manganese Steel
Proprietary
Applications
- Rock crushing jaws
- Cement grinding rings
- Mn steel rails
- Suitable for build-up and cushioning
- Dredger bucket teeth
- Austenitic Mn steel castings
- Hammers
- Crusher mantles
Characteristics
- Basic type coating C, Mn, Si
- Easily machinable
- Crack free and sound weld
- Typical 12% Mn deposit
- Exhibit excellent work hardening characteristics under severe impact conditions
- Ideal for gouging type abrasion wear
Mechanical Properties
| Hardness (BHN) | Hardness (BHN) | Layers |
|---|---|---|
| 170-230 (As Welded) | 540-580 (Work Hardened) | Two Layers |
Welding Currents (AC (80 OCV)/DCEP)
| 3.15 x 450 mm | 4.0 x 450 mm | 5.0 x 450 mm |
|---|---|---|
| 100-140 | 150-190 | 200-250 |
Product Specifications
Current Type
AC (80 OCV)/DCEP
Packaging
- Standard carton packing of 20 kg box containing 4 cartons of 5 kg each.
Conditions (Pre-Drying)
- 250°C for min. 1hr