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Poland PN L40HF Constructional alloy cast steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: L40HF / L 40 HF
Category Grade Standard Region/Area Standard Content
Metals L 40 HF PN H83156 Poland Constructional alloy cast steel

Chemical composition(mass fraction)(wt.%) of the L 40 HF

Element Min Max Similar

Mechanical Properties of steel grade L 40 HF

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)
167 (≥) 352 (≥) 22 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade L 40 HF

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
34 - -     0.41 -  
818 134 - 44.3 221   -  
465 - 13 34.2   123 422

Heat Treatment of steel grade L 40 HF

Heat treated : 1238°C - 1565°C

Technological Curves of steel grade L 40 HF

Cross Reference Table (Equivalent Grade) of L 40 HF

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