500 EN
Ballistic protection steel
MITAK 500 is a steel that can be used in most protection applications :
- Armored vehicles (light, heavy, cross-country, limousines)
- Protective doors and walls
- Safe deposit boxes
It is an excellent grade, combining performance, lightness and ease of handling.
-
Hardness (HB)
480-540
-
Thickness (HB)
3,6-50
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the technical file
Mechanical properties
| thickeness (mm) | ReH (N/mm²) | Rm (N/mm²) | Minimum elongation A5 (en %) | Tenacity KV (direction through) J – 40°c |
|---|---|---|---|---|
| ≤50 | ≥1200 | ≥1450 | ≥10 | ≥24 |
Ladle Composition
| C | S | P | Si | Mn | Ni | Cr | Mo | B |
|---|---|---|---|---|---|---|---|---|
| ≤0,22 | ≤0,01 | ≤0,015 | ≤0,4 | ≤1,2 | 1,2 | ≤0,8 | ≤0,6 | ≤0,005 |
Cold bending radius
| Thickness (mm) | Transversal to rolling (R/E) | Longitudinal to the bearing | Transverse width (W/E) | Longitudinal width (W/E) |
|---|---|---|---|---|
| E≤8 | 5 | 5 | 10 | 12 |
| 8≤E≤15 | 6 | 6 | 12 | 14 |
| E≤15 | 7 | 9 | 16 | 18 |
- R = Recommended radius (mm)
- E = Thickness of the plate (mm)
- L = Width
- W = Opening width (mm)
* Average of 3 tests.
Single value min. 70% of the specified average.
Thickness & 12 mm, undersized Charpy V specimens were used.