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Poland PN MSt5 Structural unalloyed steel for general purposes -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MSt5 / MSt 5
Category Grade Standard Region/Area Standard Content
Metals MSt 5 PN H84020 Poland Structural unalloyed steel for general purposes -- Grades

Chemical composition(mass fraction)(wt.%) of the MSt 5

Element Min Max Similar
C 0.2600 0.3700 -
Mn - 0.8000 -
P - 0.0500 -
S - 0.0500 -
Si - 0.3500 -
N - 0.0800 -
As - 0.0800 -

Mechanical Properties of steel grade MSt 5

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)
363 (≥) 889 (≥) 44 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade MSt 5

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
13 - -     0.23 -  
292 523 - 14.3 131   -  
766 - 21 13.2   314 444

Heat Treatment of steel grade MSt 5

Heat treated : 1163°C - 1748°C

Technological Curves of steel grade MSt 5

Cross Reference Table (Equivalent Grade) of MSt 5

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