Tool Steels; Technical Conditions of Delivery
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.35 | 0.45 | ||
| Si | 0.30 | 0.50 | ||
| Mn | 1.40 | 1.60 | ||
| P | - | 0.030 | ||
| S | 0.05 | 0.10 | ||
| Cr | 1.80 | 2.00 | ||
| Mo | 0.15 | 0.25 | ||
| V | - | - |
Tool Steels; Technical Conditions of Delivery
| 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) |
|---|---|---|---|---|---|---|
| 629 (≥) | 343 (≥) | 31 | 32 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
| 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 |
|---|---|---|---|---|---|---|---|
| 252 (≥) | 125 (≥) | 13 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 774 | 956 | 437 |
We can customize the production of 40CrMnMoS8-6 grade, contact us for the best solution.
–sales@specificsteel.com