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Australia AS C450 Steel tubes for mechanical purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C450 / C450
Category Grade Standard Region/Area Standard Content
Metals C450 AS/NZS 1450 Australia Steel tubes for mechanical purposes

Chemical composition(mass fraction)(wt.%) of the C450

Element Min Max Similar

Mechanical Properties of steel grade C450

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)
988 (≥) 236 (≥) 44 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade C450

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
21 - -     0.11 -  
367 495 - 12.3 444   -  
889 - 21 21.2   324 422

Heat Treatment of steel grade C450

Heat treated : 1555°C - 1567°C

Technological Curves of steel grade C450

Cross Reference Table (Equivalent Grade) of C450

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