Manufactured by Dörrenberg Edelstahl.
Standard material for forging dies, hot shear knives, punches, backing plates, die holders, hot punching tools.
Carbon |
Chromium |
Molybdenum |
Nickel |
Vanadium |
C |
Cr |
Mo |
Ni |
V |
0,55 |
1,10 |
0,50 |
1,70 |
0,10 |
|
Temperature |
Cooling |
Hardness |
Soft Annealing |
650 - 700 °C |
Fırın |
248 HB |
Stress Relief Annealing |
600 - 650°C |
Fırın |
|
Hardening |
840 - 890°C |
oil, pressure gas (N2), air |
air see tempering diagram |
Hardness |
37 - 42 |
HRC |
Thermal Expansion Coefficient |
12,3 - 14,4 |
1/K * 10-6 |
Thermal Conductivity (20°C) |
35,9 |
W/mK |
Density |
7,85 |
g/cm3 |
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