USA AISI ASTM A686-1999, T72305 Tool Die Steels Carbon tool steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Tool Die Steels | T72305 | AISI | USA | Carbon tool steel |
C | Si | Mn | P | S | Cr | V | Ni | Cu | W | Mo |
---|---|---|---|---|---|---|---|---|---|---|
1.05 -1.15 | 0.10 -0.40 | 0.10 -0.40 | ≤0.030 | ≤0.030 | 0.40 -0.60 | ≤0.10 | ≤0.20 | ≤0.20 | ≤0.15 | ≤0.10 |
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) |
---|---|---|---|---|---|---|
579 (≥) | 551 (≥) | 31 | 44 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 |
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 |
---|---|---|---|---|---|---|---|
44 | - | - | 0.14 | - | |||
433 | 444 | - | 44.3 | 411 | - | ||
935 | - | 13 | 23.2 | 244 | 232 |
Heat treated : 1627°C - 1439°C
Grade | Standard | Country | Application |
---|---|---|---|
UNS T72305 | |||
T72305 |
ASTM A686-1999 | Carbon tool steel | ASTM-A686-1999.pdf |
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