Sağlam Metal
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TL
CP72 material is a high-performance tool steel containing a high amount of vanadium and tungsten with excellent secondary hardening capability. It is designed to replace standard steels due to its dimensional stability and good toughness. CP72 is a new generation cold work tool steel, and it is also available in powder metal form.
Carbon |
Chromium |
Molybdenum |
Vanadium |
Wolfram |
C |
Cr |
Mo |
V |
W |
1,10 |
7,50 |
1,50 |
2,10 |
1,10 |
|
Temperature |
Cooling |
Hardness |
Soft annealing |
800 - 840°C |
Furnace |
250 HB |
Stress relief annealing |
600 - 650°C |
Furnace |
|
Hardening |
1120 - 1140°C |
oil, pressure gas (N2), air or hot bath 500 - 550°C |
see tempering diagram |
Hardness |
58 - 62 |
HRC |
Coefficient of thermal expansion |
11,4 - 12,3 |
1/K * 10-6 |
Thermal conductivity (20°C) |
24,8 |
W/mK |
Density |
7,85 |
g/cm3 |
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