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17 MoCrNi 14 AT

Romania STAS 17MoCrNi14AT Steels for motor vehicles and tractors. Grades and general technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 17MoCrNi14AT / 17 MoCrNi 14 AT
Category Grade Standard Region/Area Standard Content
Metals 17 MoCrNi 14 AT STAS 8580 Romania Steels for motor vehicles and tractors. Grades and general technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the 17 MoCrNi 14 AT

Element Min Max Similar

Mechanical Properties of steel grade 17 MoCrNi 14 AT

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)
539 (≥) 573 (≥) 24 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade 17 MoCrNi 14 AT

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 - -     0.33 -  
498 569 - 32.3 233   -  
812 - 34 34.2   322 313

Heat Treatment of steel grade 17 MoCrNi 14 AT

Heat treated : 1188°C - 1686°C

Technological Curves of steel grade 17 MoCrNi 14 AT

Cross Reference Table (Equivalent Grade) of 17 MoCrNi 14 AT

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