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Australia AS HA250 Hot-rolled steel flat products and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HA250 / HA250
Category Grade Standard Region/Area Standard Content
Metals HA250 AS/NZS 1594 Australia Hot-rolled steel flat products

Chemical composition(mass fraction)(wt.%) of the HA250

Element Min Max Similar

Mechanical Properties of steel grade HA250

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)
282 (≥) 256 (≥) 24 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade HA250

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 - -     0.13 -  
157 933 - 34.3 423   -  
974 - 34 12.2   124 142

Heat Treatment of steel grade HA250

Heat treated : 1715°C - 1381°C

Technological Curves of steel grade HA250

Cross Reference Table (Equivalent Grade) of HA250

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