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Romania STAS AUT30 Automatic steels. Grades and technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AUT30 / AUT 30
Category Grade Standard Region/Area Standard Content
Metals AUT 30 STAS 1350 Romania Automatic steels. Grades and technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the AUT 30

Element Min Max Similar

Mechanical Properties of steel grade AUT 30

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)
271 (≥) 594 (≥) 23 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade AUT 30

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
33 - -     0.32 -  
891 562 - 12.3 313   -  
628 - 23 14.2   244 441

Heat Treatment of steel grade AUT 30

Heat treated : 1145°C - 1346°C

Technological Curves of steel grade AUT 30

Cross Reference Table (Equivalent Grade) of AUT 30

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