USA UNS T20811 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 | T20811 | UNS | USA | Hot-Work Tool Steel | 
| C | Si | Mn | P | S | Cr | Mo | V | W | Ni+Cu | 
|---|---|---|---|---|---|---|---|---|---|
| 0.33 -0.43 | 0.80 -1.20 | 0.20 -0.50 | ≤0.030 | ≤0.030 | 4.75 -5.50 | 1.10 -1.60 | 0.30 -0.60 | ≤ ≥ | ≤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) | 
|---|---|---|---|---|---|---|
| 811 (≥) | 298 (≥) | 34 | 43 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 24 | - | - | 0.23 | - | |||
| 149 | 648 | - | 31.3 | 111 | - | ||
| 127 | - | 33 | 23.2 | 114 | 331 | 
Heat treated : 1988°C - 1895°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| T20811 | |||
| UNS T20811 | |||
| T20811 | 
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com