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OTA 15 Ni 35

Romania STAS OTA15Ni35 Steel castings for accessories and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: OTA15Ni35 / OTA 15 Ni 35
Category Grade Standard Region/Area Standard Content
Metals OTA 15 Ni 35 STAS 9277 Romania Steel castings for accessories

Chemical composition(mass fraction)(wt.%) of the OTA 15 Ni 35

Element Min Max Similar

Mechanical Properties of steel grade OTA 15 Ni 35

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)
471 (≥) 271 (≥) 13 41 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade OTA 15 Ni 35

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
22 - -     0.42 -  
232 718 - 14.3 412   -  
114 - 33 43.2   241 132

Heat Treatment of steel grade OTA 15 Ni 35

Heat treated : 1356°C - 1565°C

Technological Curves of steel grade OTA 15 Ni 35

Cross Reference Table (Equivalent Grade) of OTA 15 Ni 35

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