USA UNS T20813 Tool Die Steels Hot-Work Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Tool Die Steels | T20813 | UNS | USA | Hot-Work Tool Steel |
C | Si | Mn | P | S | Cr | Mo | V | W | Ni+Cu |
---|---|---|---|---|---|---|---|---|---|
0.32 -0.45 | 0.80 -1.20 | 0.20 -0.50 | ≤0.030 | ≤0.030 | 4.75 -5.50 | 1.10 -1.75 | 0.80 -1.20 | ≤ ≥ | ≤0.75 |
Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
625 (≥) | 766 (≥) | 13 | 12 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
---|---|---|---|---|---|---|---|
32 | - | - | 0.12 | - | |||
484 | 826 | - | 44.3 | 344 | - | ||
723 | - | 22 | 43.2 | 213 | 314 |
Heat treated : 1599°C - 1433°C
Grade | Standard | Country | Application |
---|---|---|---|
UNS T20813 | |||
T20813 |
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