Steel 1.2510 / 100MnCrW4 / SKS3
Tool Steel – Cold Work Steel
1. Steel description and applications
Steel 1.2510 (100MnCrW4 / SKS3) is an oil-hardening, cold-work tool steel known for good toughness, wear resistance, and dimensional stability. It is widely used in manufacturing cutting tools, measuring tools, and cold work applications.
Recommended applications:
- Cutting tools
- Measuring tools
- Knives and blades
- Cold forming dies
- Punches and woodworking tools
2. Technical characteristics
Hardness after hardening: 62 – 64 HRC
Toughness: Good balance between toughness and wear resistance
3. Mechanical properties (Typical values)
| Yield Strength (MPa) | Tensile Strength (MPa) | Elongation A5 (%) |
|---|---|---|
| ~1500 | ~1900 | 6 – 8 |
4. Chemical composition (Typical %)
| C | Si | Mn | Cr | W | V |
|---|---|---|---|---|---|
| 0.90 – 1.00 | 0.15 – 0.35 | 1.00 – 1.20 | 0.40 – 0.60 | 0.40 – 0.60 | ≤ 0.15 |
5. Physical properties
- Density: ~7.85 g/cm³
- Thermal conductivity: ~20 W/m·K
- Specific heat capacity: ~460 J/kg·K