Alloy tool steels
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.75 | 0.85 | ||
Si | 0.30 | 0.60 | ||
Mn | 0.80 | 1.10 | ||
P | - | 0.030 | ||
S | - | 0.030 | ||
Cr | - | 0.025 | ||
Ni | - | 0.020 | ||
Cu | - | 0.30 |
Alloy tool steels of 8MnSi
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) |
---|---|---|---|---|---|---|
221 (≥) | 879 (≥) | 32 | 41 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 |
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 |
---|---|---|---|---|---|---|---|
956 (≥) | 599 (≥) | 43 | 14 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
543 | 379 | 448 |
We can customize the production of 8MnSi grade, contact us for the best solution.
–sales@specificsteel.com