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34MoCrNi15

Description

Romania STAS/SR 34MoCrNi15 Structural steel and 34MoCrNi15 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 34MoCrNi15
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 34MoCrNi15 STAS/SR Romania Structural steel
OLT35R
OLT45R
C-75
J-55
N-80
P-105
15VMn11
20VMn12
31VMn12
33MoCr11

Chemical composition(mass fraction)(wt.%) of the 34MoCrNi15

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) Cu(%)
0.30-0.38 0.17- 0.37 0.40-0.70 0.035 0.035 1.40-1.70 1.40-1.70 0.15-0.25 0.30

Mechanical Properties of steel grade 34MoCrNi15

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)
362 (≥) 578 (≥) 23 33 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade 34MoCrNi15

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
34 - -     0.33 -  
349 331 - 21.3 212   -  
627 - 24 44.2   131 243

Heat Treatment of steel grade 34MoCrNi15

Heat treated : 1455°C - 1215°C

Technological Curves of steel grade 34MoCrNi15

Cross Reference Table (Equivalent Grade) of 34MoCrNi15

Grade Standard Country Application
34MoCrNi15 STAS/SR Romania Structural steel
34MoCrNi15q STAS/SR Romania Alloy structural steel

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