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G 9 Ni 10

France AFNOR NF G9Ni10 Steel castings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G9Ni10 / G 9 Ni 10
Category Grade Standard Region/Area Standard Content
Metals G 9 Ni 10 NF EN 10213 France Steel castings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the G 9 Ni 10

Element Min Max Similar
Si - 0.6000 -
S - 0.0150 -
P - 0.0200 -
Ni 2.0000 3.0000 -
Mn 0.5000 0.8000 -
C 0.0600 0.1200 -

Mechanical Properties of steel grade G 9 Ni 10

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)
478 (≥) 246 (≥) 21 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade G 9 Ni 10

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
44 - -     0.24 -  
957 545 - 23.3 311   -  
565 - 11 31.2   211 334

Heat Treatment of steel grade G 9 Ni 10

Heat treated : 1545°C - 1469°C

Technological Curves of steel grade G 9 Ni 10

Cross Reference Table (Equivalent Grade) of G 9 Ni 10

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