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Romania STAS A5 Cold roller steel sheets and strips for motor vehicle bodies. Technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A5 / A 5
Category Grade Standard Region/Area Standard Content
Metals A 5 STAS 10318 Romania Cold roller steel sheets and strips for motor vehicle bodies. Technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the A 5

Element Min Max Similar
Si - 0.1000 -
S - 0.0300 -
P - 0.0250 -
Ni - 0.1000 -
Mn - 0.4000 -
Cu - 0.1000 -
Cr - 0.0300 -
C - 0.0800 -

Mechanical Properties of steel grade A 5

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)
635 (≥) 392 (≥) 34 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade A 5

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
31 - -     0.34 -  
737 327 - 14.3 213   -  
314 - 23 14.2   422 422

Heat Treatment of steel grade A 5

Heat treated : 1686°C - 1894°C

Technological Curves of steel grade A 5

Cross Reference Table (Equivalent Grade) of A 5

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