56SI7 / 1.5026 | SPRING STEEL>
| DIN | France | JUS | W.Nr. | METAL | Russia GOST | AISI |
|---|---|---|---|---|---|---|
| 55Si7 | 55Si7RR | Č.2133 | 1.5026 | 55Si7 | 55S2 | 5155H |
| C | Si | Mn | Ni | P | S | Cr | Mo |
|---|---|---|---|---|---|---|---|
| 0.52 - 0.6 | 1.6 - 2.00 | 0.6 - 0.90 | max 0.40 | max 0.025 | max 0.025 | max 0.40 | max 0.10 |
| Per dimensions in improved condition (mm) | 0.3 - 3 +QT |
|---|---|
| Rm - Tensile strength (MPa) (+QT) | 1200-1700 N/mm2 |