USA ASTM PX5, PX-5, P20, 4140 Specialsteel Uniform microstructure & hardness with extremely improved machined surface finish and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | PX5, PX-5, P20, 4140 | Austenite | ASTM | USA | Uniform microstructure & hardness with extremely improved machined surface finish |
C | S | Mn | Cr | Mo | V |
---|---|---|---|---|---|
≤0.18 | ≤0.04 | ≤1.75 | ≤2.2 | ≤0.4 | ≤0.1 |
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) |
---|---|---|---|---|---|---|
898 (≥) | 915 (≥) | 22 | 22 | 44 | 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 |
---|---|---|---|---|---|---|---|
33 | - | - | 0.42 | - | |||
493 | 181 | - | 12.3 | 212 | - | ||
214 | - | 24 | 21.2 | 431 | 314 |
Heat treated : 1217°C - 1946°C
Grade | Standard | Country | Application |
---|---|---|---|
ASTM P20 | |||
TP201 | |||
TP201 | |||
TP201 | |||
TP201 | |||
TP201 | |||
TP201 | |||
ASTM P20 | |||
BP20 | |||
BP20 | |||
S41400 | |||
NV7 (4140) | |||
H41400 | |||
S41400 | |||
AISI 4140 | |||
SAE 4140 | |||
UNS G41400 | |||
AISI TS4140 | |||
ASTM 4140 | |||
UNS G41400 |
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