Ledaburitic cold work took steel, with high abrasive wear resistance due to the Tungsten and Chromium (12%) content.
Chemical Composition
| NO | DIN | C | Si | Cr | Mn | W | P | S |
|---|---|---|---|---|---|---|---|---|
| V’1.2436 | X210CrW12 | 2,00-2,30 | 0,10-0,40 | 11,00-13,00 | 0,30-0,60 | 0,60-0,80 | Max 0,025 | Max 0,05 |
Material Properties
- Excellent abrasive wear resistance
- Better hardenability comparing to 1.2080
- Limited toughness
- No secondary peak at tempering
- Not suitable for coating
Applications
- Abrasive powders pressing dies
- Ceramics, tiles molds
- Sheet metal cutting and bending dies
- Forming rolls
- Blanking dies of silicon sheets
Heat Treatment
| HEAT TREATMENT | TEMPERATURE |
|---|---|
| Soft Annealing | 800-840°C |
| Stress Relieving | 600-650°C |
| Hardening | 960-980°C |
| Tempering | 200-550°C |
Physical Properties
| 20°C | 100°C | 400°C | 500°C | 600°C | |
|---|---|---|---|---|---|
| Elastic Modulus [kN/mm²] | 215 | - | 179 | - | 168 |
| Thermal Expansion Coefficient [10ˉ6/K] | - | 10,7 | 11,0 | - | 13 |
| Thermal Conductivity [W/mK] | 26 | - | 27,9 | 28,5 | 29,3 |
Delivery Condition
255 HB, Soft Annealed.
Tempering Graph
