Available 24/7 at contact@steel-grades.com

GX 8 CrNi 12

France AFNOR NF GX8CrNi12 Steel castings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX8CrNi12 / GX 8 CrNi 12
Category Grade Standard Region/Area Standard Content
Metals GX 8 CrNi 12 NF EN 10213 France Steel castings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the GX 8 CrNi 12

Element Min Max Similar
Si - 0.4000 -
S - 0.0200 -
P - 0.0300 -
Ni 0.8000 1.5000 -
Mo - 0.5000 -
Mn 0.5000 0.8000 -
Cr 11.5000 12.5000 -
C - 0.1000 -
V - 0.0800 -
Si - 0.4000 -
S - 0.0200 -
P - 0.0300 -
Ni 0.8000 1.5000 -
Mo - 0.5000 -
Mn 0.5000 0.8000 -
Cu - 0.3000 -
Cr 11.5000 12.5000 -
C - 0.1000 -

Mechanical Properties of steel grade GX 8 CrNi 12

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)
188 (≥) 995 (≥) 12 33 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade GX 8 CrNi 12

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 - -     0.23 -  
112 455 - 23.3 333   -  
372 - 12 24.2   442 331

Heat Treatment of steel grade GX 8 CrNi 12

Heat treated : 1638°C - 1873°C

Technological Curves of steel grade GX 8 CrNi 12

Cross Reference Table (Equivalent Grade) of GX 8 CrNi 12

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this GX 8 CrNi 12?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top