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GX 5 CrNiNb 19-11

France AFNOR NF GX5CrNiNb19-11 Corrosion resistant steel castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX5CrNiNb19-11 / GX 5 CrNiNb 19-11
Category Grade Standard Region/Area Standard Content
Metals GX 5 CrNiNb 19-11 NF EN 10283 France Corrosion resistant steel castings

Chemical composition(mass fraction)(wt.%) of the GX 5 CrNiNb 19-11

Element Min Max Similar
Si - 1.5000 -
S - 0.0300 -
P - 0.0400 -
Other - - -
Ni 9.0000 12.0000 -
Nb - - -
Mn - 1.5000 -
Cr 18.0000 20.0000 -
C - 0.0700 -
Si - 1.5000 -
S - 0.0300 -
P - 0.0400 -
Ni 9.0000 12.0000 -
Nb - - -
Mn - 1.5000 -
Cu - 0.5000 -
Cr 18.0000 20.0000 -
C - 0.0700 -
Si - 1.5000 -
S - 0.0300 -
P - 0.0400 -
Ni 9.0000 12.0000 -
Nb+Ta - 1.0000 -
Mn - 1.5000 -
Cr 18.0000 20.0000 -
C - 0.0700 -

Mechanical Properties of steel grade GX 5 CrNiNb 19-11

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)
176 (≥) 515 (≥) 13 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade GX 5 CrNiNb 19-11

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
21 - -     0.34 -  
776 942 - 44.3 321   -  
793 - 32 34.2   444 124

Heat Treatment of steel grade GX 5 CrNiNb 19-11

Heat treated : 1378°C - 1466°C

Technological Curves of steel grade GX 5 CrNiNb 19-11

Cross Reference Table (Equivalent Grade) of GX 5 CrNiNb 19-11

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