Knife Steel
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.45 | 0.55 | ||
Cr | 1.25 | 1.75 | ||
Mo | - | 0.40 | ||
W | 1.00 | 3.00 | ||
V | 0.15 | 0.30 | ||
Mn | 0.20 | 0.40 | ||
Si | 0.25 | 0.45 | ||
P | - | 0.03 | ||
S | - | 0.03 |
Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
664 (≥) | 898 (≥) | 21 | 23 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 113 |
Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
---|---|---|---|---|---|---|---|
742 (≥) | 614 (≥) | 11 | 43 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
728 | 812 | 253 |
We can customize the production of 1.2250, 45WCrV7, 45WCrV8 grade, contact us for the best solution.
–sales@specificsteel.com