USA UNS T20814 Alloy tool steel and T20814 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Tool Steel And Hard Alloy | T20814 | UNS | USA | Alloy tool steel |
T72305 |
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H10 |
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H11 |
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T20811 |
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T20810 |
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H12 |
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T20812 |
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H13 |
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T20813 |
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H14 |
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | W(%) |
---|---|---|---|---|---|---|
0.35~0.45 | 0.80~1.20 | 0.20~0.50 | ≤0.030 | ≤0.030 | 4.75~5.50 | 4.00~5.25 |
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) |
---|---|---|---|---|---|---|
868 (≥) | 254 (≥) | 43 | 33 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
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 |
---|---|---|---|---|---|---|---|
23 | - | - | 0.32 | - | |||
343 | 561 | - | 23.3 | 121 | - | ||
248 | - | 43 | 42.2 | 242 | 443 |
Heat treated : 1973°C - 1669°C
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