Manufactured by Dörrenberg Edelstahl.
Guide strips, ejector pins, cutting-, punching-, stamping tools, thread cutting tools, measuring tools, broaches, box grooves
Carbon |
Chromium |
Manganese |
Vanadium |
C |
Cr |
Mn |
V |
0,90 |
0,40 |
2,00 |
0,10 |
|
Temperature |
Cooling |
Hardness |
Soft Annealing |
700 - 730 °C |
Furnace |
229 HB |
Stress Relief Annealing |
600 - 650°C |
Furnace |
|
Hardening |
780 - 820°C |
oil or hot bath 180 - 220°C |
see tempering diagram |
Hardness |
54 - 60 |
HRC |
Coefficient of thermal expansion |
12,2 - 14,4 |
1/K * 10-6 |
Thermal conductivity (20°C) |
32,8 |
W/mK |
Density |
7,85 |
g/cm3 |
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