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Hungary MSZ HA440 Cold-formed steel sections. General technical requirements and tolerances and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HA440 / HA 440
Category Grade Standard Region/Area Standard Content
Metals HA 440 MSZ 7262 Hungary Cold-formed steel sections. General technical requirements and tolerances

Chemical composition(mass fraction)(wt.%) of the HA 440

Element Min Max Similar

Mechanical Properties of steel grade HA 440

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)
245 (≥) 372 (≥) 24 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade HA 440

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
41 - -     0.12 -  
753 537 - 34.3 343   -  
853 - 12 21.2   331 212

Heat Treatment of steel grade HA 440

Heat treated : 1466°C - 1269°C

Technological Curves of steel grade HA 440

Cross Reference Table (Equivalent Grade) of HA 440

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