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Description

Czech Republic CSN GMo-3 The Czech republic Structural steel and GMo-3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: GMo-3
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel GMo-3 CSN Czech Republic The Czech republic Structural steel
05 5388
05 5389
05 5391
05 5392
05 5393
05 5394
05 5395
05 5397
C38
G42

Chemical composition(mass fraction)(wt.%) of the GMo-3

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.07-0.14 0.20-0.35 0.40-0.70 0.030 0.030 Max 0.15 Max 0.20 0.10~0.35

Mechanical Properties of steel grade GMo-3

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)
152 (≥) 435 (≥) 23 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade GMo-3

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 - -     0.33 -  
649 952 - 13.3 414   -  
585 - 11 43.2   241 341

Heat Treatment of steel grade GMo-3

Heat treated : 1193°C - 1417°C

Technological Curves of steel grade GMo-3

Cross Reference Table (Equivalent Grade) of GMo-3

Grade Standard Country Application
GMo-3 CSN Czech Republic The Czech republic Structural steel

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