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Description

Romania STAS/SR 17MoNi35 Alloy structural steel and 17MoNi35 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 17MoNi35
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 17MoNi35 STAS/SR Romania Alloy structural steel
40BCr10AT
40Cr10AT
42MoCr11AT
51VMnCr11 AT
OLC15AT
OLC35AT
OLC45AT
OLC50AT
OIX5 5 AT
OLX60AT

Chemical composition(mass fraction)(wt.%) of the 17MoNi35

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) Cu(%)
0.14-0.20 0.20-0.35 0.30-0.70 0.025 0.025 Max 0.25 3.20-3.80 0.20-0.30 0.3

Mechanical Properties of steel grade 17MoNi35

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)
968 (≥) 427 (≥) 21 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade 17MoNi35

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
23 - -     0.21 -  
677 511 - 21.3 242   -  
748 - 31 11.2   243 223

Heat Treatment of steel grade 17MoNi35

Heat treated : 1251°C - 1395°C

Technological Curves of steel grade 17MoNi35

Cross Reference Table (Equivalent Grade) of 17MoNi35

Grade Standard Country Application
17MoNi35 STAS/SR Romania Alloy structural steel

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