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

X12MoCrNi4-4-3

France AFNOR NF X12MoCrNi4-4-3 Iron and steel. Steels for bearings. Types and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X12MoCrNi4-4-3 / X12MoCrNi4-4-3
Category Grade Standard Region/Area Standard Content
Metals X12MoCrNi4-4-3 NF A35-565 France Iron and steel. Steels for bearings. Types

Chemical composition(mass fraction)(wt.%) of the X12MoCrNi4-4-3

Element Min Max Similar
W - 0.2000 -
V 1.1000 1.3000 -
Si 0.1000 0.2500 -
S - 0.0150 -
P - 0.0150 -
Ni 3.2000 3.7000 -
Mo 4.0000 4.5000 -
Mn 0.1000 0.3500 -
Cu - 0.2000 -
Cr 3.7500 4.5000 -
C 0.1000 0.1600 -

Mechanical Properties of steel grade X12MoCrNi4-4-3

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)
389 (≥) 763 (≥) 44 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade X12MoCrNi4-4-3

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
24 - -     0.34 -  
472 993 - 42.3 442   -  
783 - 32 44.2   433 143

Heat Treatment of steel grade X12MoCrNi4-4-3

Heat treated : 1512°C - 1111°C

Technological Curves of steel grade X12MoCrNi4-4-3

Cross Reference Table (Equivalent Grade) of X12MoCrNi4-4-3

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 X12MoCrNi4-4-3?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top