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Poland PN P58 Steel for railway -- Tires for wheels sets of rail vehicles -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P58 / P 58
Category Grade Standard Region/Area Standard Content
Metals P 58 PN H84027-06 Poland Steel for railway -- Tires for wheels sets of rail vehicles -- Grades

Chemical composition(mass fraction)(wt.%) of the P 58

Element Min Max Similar

Mechanical Properties of steel grade P 58

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)
546 (≥) 558 (≥) 43 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade P 58

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
43 - -     0.13 -  
788 489 - 44.3 214   -  
424 - 23 31.2   123 214

Heat Treatment of steel grade P 58

Heat treated : 1813°C - 1991°C

Technological Curves of steel grade P 58

Cross Reference Table (Equivalent Grade) of P 58

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