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X 2 NiCoMo 18-8-5

Germany DIN X2NiCoMo18-8-5 luft- und raumfahrt - stahl fe-pm2701 (x2nicomo18-8-5) - vakuuminduktionserschmolzen und vakuumlichtbogenumgeschmolzen - loesungsgeglueht und ausgehaertet - schmiedestuecke - a oder d = 150 mm - 1750 mpa = rm = 2000 mpa; deutsche und englische and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X2NiCoMo18-8-5 / X 2 NiCoMo 18-8-5
Category Grade Standard Region/Area Standard Content
Metals X 2 NiCoMo 18-8-5 DIN EN 3529 Germany luft- und raumfahrt - stahl fe-pm2701 (x2nicomo18-8-5) - vakuuminduktionserschmolzen und vakuumlichtbogenumgeschmolzen - loesungsgeglueht und ausgehaertet - schmiedestuecke - a oder d = 150 mm - 1750 mpa = rm = 2000 mpa; deutsche und englische

Chemical composition(mass fraction)(wt.%) of the X 2 NiCoMo 18-8-5

Element Min Max Similar
Zr - 0.0200 -
Ti 0.3000 0.6000 -
Si - 0.1000 -
S - 0.0100 -
P - 0.0100 -
Ni 17.0000 19.0000 -
Mo 4.6000 5.2000 -
Mn - 0.1000 -
Co 7.0000 8.5000 -
Ca - 0.0500 -
C - 0.0300 -
B - 0.0030 -
Al 0.0500 0.1500 -
Ti 0.3000 0.6000 -
Si - 0.1000 -
S - 0.0100 -
P - 0.0100 -
Ni 17.0000 19.0000 -
Mo 4.6000 5.2000 -
Mn - 0.1000 -
Fe - - -
Co 7.0000 8.5000 -
C - 0.0300 -
Al 0.0500 0.1500 -

Mechanical Properties of steel grade X 2 NiCoMo 18-8-5

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)
518 (≥) 157 (≥) 44 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade X 2 NiCoMo 18-8-5

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
12 - -     0.12 -  
362 339 - 14.3 331   -  
946 - 33 13.2   242 114

Heat Treatment of steel grade X 2 NiCoMo 18-8-5

Heat treated : 1371°C - 1398°C

Technological Curves of steel grade X 2 NiCoMo 18-8-5

Cross Reference Table (Equivalent Grade) of X 2 NiCoMo 18-8-5

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