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11 SMn 28

Spain UNE 11SMn28 Free cutting steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 11SMn28 / 11 SMn 28
Category Grade Standard Region/Area Standard Content
Metals 11 SMn 28 UNE 36021 Spain Free cutting steels

Chemical composition(mass fraction)(wt.%) of the 11 SMn 28

Element Min Max Similar

Mechanical Properties of steel grade 11 SMn 28

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)
711 (≥) 762 (≥) 11 23 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade 11 SMn 28

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
42 - -     0.13 -  
664 261 - 41.3 114   -  
884 - 24 43.2   144 113

Heat Treatment of steel grade 11 SMn 28

Heat treated : 1546°C - 1878°C

Technological Curves of steel grade 11 SMn 28

Cross Reference Table (Equivalent Grade) of 11 SMn 28

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