Manufactured by Dörrenberg Edelstahl.
Large die casting tools, tools needing high strength at elevated temperatures, forging dies, mandrels, extrusion dies.
Carbon |
Chromium |
Molybdenum |
Vanadium |
C |
Cr |
Mo |
V |
0,38 |
5,00 |
3,00 |
0,50 |
|
Temperature |
Cooling |
Hardness |
Soft Annealing |
730 - 780 °C |
Furnace |
229 HB |
Stress Relief Annealing |
600 - 650°C |
Furnace |
|
Hardening |
1030 - 1080°C |
oil, pressure gas (N2), air or hot bath 500 - 550°C |
see tempering diagram |
Hardness |
46 - 54 |
HRC |
Thermal Expansion Coefficient |
11,9 - 13,5 |
1/K * 10-6 |
Thermal Conductivity (20°C) |
30,8 |
W/mK |
Density |
7,85 |
g/cm3 |
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