General Information for Material Maraging C250
| Material Group |
H - Hardened Steel |
| Hardness |
50.0 HBW |
| Tensile Strength |
1590 [N/mm^2] |
| Machinability Range |
0% - 0% |
Equivalent International Designations for Material Maraging C250
| Standard |
Name |
| SAE |
6501, 6512, 6520 |
| UNS |
UNS K92890 |
| ANFOR |
Z2NKD18.8 |
Chemical Composition for Material Maraging C250
| Element |
Amount |
| Nickel (Ni) |
18.5% |
| Iron (Fe) |
68% |
| Molybdenum (Mo) |
4.8% |
| Cobalt (Co) |
7.8% |
| Carbon (C) |
0.02% |
| Phosphorus (P) |
0.005% |
| Sulfur (S) |
0.005% |
| Titanium (Ti) |
0.4% |
| Silicon (Si) |
0.05% |
| Manganese (Mn) |
0.05% |
| Aluminum (Al) |
0.1% |
Cutting Speeds Recomendations for Hardened steel
| Application |
Vc (m/min) |
Vc (SFM) |
Important! The speed estimation is given for an ideal situation:
- Most suitable carbide grade
- Stable tool clamping
- Stable workpiece clamping
- Good quality raw material
- A short overhang of the cutting tool.
- Nominal hardness of the material.
- etc.
Recommended Carbide Grades for Material Maraging C250
Grade for Turning
| Grade |
Coating |
Apps Range |
05 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
| No data available in table |
|
Grade for Parting Off
| Grade |
Coating |
Apps Range |
05 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
| No data available in table |
Grade for Grooving
| Grade |
Coating |
Apps Range |
05 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
| No data available in table |
Grade for Milling (Indexable)
| Grade |
Coating |
Apps Range |
05 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
| No data available in table |
Recommended Insert Cutting Edge Geometry for Material Maraging C250
| Honing Size |
|
| Rake Angle |
|
| Land Angle |
|
| Land Width |
|
| Ground Insert |
|
| Polished top |
|
