T24 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | High Alloy | T24 | |||
| T12 |
|||||
| K11562 |
|||||
| T17 |
|||||
| K12047 |
|||||
| T21 |
|||||
| K31545 |
|||||
| T22 |
|||||
| K21590 |
|||||
| T23 |
|||||
| K40712 |
|
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
|---|---|---|---|---|---|---|
| 0.05-0.15 | 0.15-0.45 | 0.3-0.7 | 0.02 | 0.01 | 2.2-2.6 | |
| Mo | Al | Cu | Nb | Ti | V | Ce |
| 0.9-1.1 | ≤0.02 | 0.06-0.1 | 0.2-0.3 | |||
| N | Co | Pb | B | Other | ||
| ≤0.012 | 0.0015-0.007 | |||||
| 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) |
|---|---|---|---|---|---|---|
| 563 (≥) | 533 (≥) | 32 | 42 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 123 |
| 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 |
|---|---|---|---|---|---|---|---|
| 41 | - | - | 0.23 | - | |||
| 649 | 613 | - | 12.3 | 422 | - | ||
| 317 | - | 34 | 33.2 | 342 | 321 |
Heat treated : 1181°C - 1966°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| St24F | Austrian structural steel |
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