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Poland PN P54 Steel for railway -- Tires for wheels sets of rail vehicles -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P54 / P 54
Category Grade Standard Region/Area Standard Content
Metals P 54 PN H84027-06 Poland Steel for railway -- Tires for wheels sets of rail vehicles -- Grades

Chemical composition(mass fraction)(wt.%) of the P 54

Element Min Max Similar
C 0.5000 0.5800 -
Mn 0.6000 0.9000 -
P - 0.0400 -
S - 0.0400 -
Si 0.1500 0.4000 -
Ni - 0.3000 -
Cr - 0.3000 -
Mo - 0.0500 -
Cu - 0.3000 -
V - 0.0500 -
Al 0.0200 - -
Cr+Mo+Ni - 0.6000 -
Cr+Mo+Ni - 0.6000 -
Al 0.0200 - -
V - 0.0500 -
Si 0.1500 0.4000 -
S - 0.0400 -
P - 0.0400 -
Ni - 0.3000 -
Mo - 0.0500 -
Mn 0.6000 0.9000 -
Cu - 0.3000 -
Cr - 0.3000 -
C 0.5000 0.5800 -

Mechanical Properties of steel grade P 54

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)
972 (≥) 581 (≥) 11 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade P 54

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 - -     0.12 -  
474 299 - 24.3 143   -  
161 - 24 13.2   313 442

Heat Treatment of steel grade P 54

Heat treated : 1167°C - 1389°C

Technological Curves of steel grade P 54

Cross Reference Table (Equivalent Grade) of P 54

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