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GX 15 CrMo 5

Italy UNI GX15CrMo5 Steel castings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX15CrMo5 / GX 15 CrMo 5
Category Grade Standard Region/Area Standard Content
Metals GX 15 CrMo 5 UNI EN 10213 Italy Steel castings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the GX 15 CrMo 5

Element Min Max Similar
Si - 0.7500 -
S - 0.0350 -
P - 0.0350 -
Mo 0.4500 0.6500 -
Mn - 0.8000 -
Cr 4.0000 6.5000 -
C - 0.2000 -

Mechanical Properties of steel grade GX 15 CrMo 5

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)
718 (≥) 624 (≥) 42 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade GX 15 CrMo 5

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
31 - -     0.24 -  
637 139 - 21.3 423   -  
588 - 12 12.2   343 332

Heat Treatment of steel grade GX 15 CrMo 5

Heat treated : 1755°C - 1665°C

Technological Curves of steel grade GX 15 CrMo 5

Cross Reference Table (Equivalent Grade) of GX 15 CrMo 5

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