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Hungary MSZ MA1 Vignole railway rails. Grades and general technical requirements and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MA1 / MA 1
Category Grade Standard Region/Area Standard Content
Metals MA 1 MSZ 2570 Hungary Vignole railway rails. Grades and general technical requirements

Chemical composition(mass fraction)(wt.%) of the MA 1

Element Min Max Similar

Mechanical Properties of steel grade MA 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)
483 (≥) 941 (≥) 31 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade MA 1

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
11 - -     0.23 -  
277 974 - 24.3 142   -  
187 - 34 13.2   132 341

Heat Treatment of steel grade MA 1

Heat treated : 1754°C - 1421°C

Technological Curves of steel grade MA 1

Cross Reference Table (Equivalent Grade) of MA 1

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