Description
Single gauge block made of hardened steel. For testing and calibrating measuring instruments and test equipment.
- Accuracy according to DIN EN ISO 3650
- with identification number
- made of high-quality special steel
Mass:
Height = 35 mm
Thickness = 9 mm
Gauge blocks are available in a variety of materials—we offer steel, ceramic, and carbide. The table below compares the different properties.
| Characteristic | Steel | Ceramics | Hard metal |
|---|---|---|---|
| Coefficient of linear expansion | 11.5 ⋅ 10 -6 / K | 9.3 ⋅ 10 -6 / K | 4.5 ⋅ 10 -6 / K |
| Vickers hardness approx. | 800 | 1350 | 1600 |
| Thermal conductivity | ●●○○○ | ●●●●● | ●●●○○ |
| Wear resistance | ●●●○○ | ●●●●● | ●●●●○ |
| Starting properties | ●●●●● | ●●●○○ | ●●●●● |
| Corrosion resistance | ●●○○○ | ●●●●● | ●●●●○ |
| Long-term stability | ●●●○○ | ●●●●○ | ●●●●● |