E⋅109
MPa
α⋅106
K−1
ϰ
Wm⋅K
ρ
kgm3
c⋅10−3
Jkg⋅K
R⋅10−6
Ω⋅m

1.4112 (X90CrMoV18)

Classification

Country Section Category
Germany Stainless and Heat Resisting Steels Stainless Steel with Ni < 2.5% and Mo but without Nb and Ti

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % V, % P, % C, % S, % Mo, %
76.56–81.18 < 1 < 1 17–19 0.07–0.12 < 0.04 0.85–0.95 < 0.03 0.9–1.3

Information on suppliers

Physical characteristics

Temperature, °C E\cdot 10^{9}E⋅109, MPaMPa \alpha\cdot 10^{6}α⋅106, K^{-1}K−1 \varkappaϰ, \frac{W}{m\cdot K}Wm⋅K \rhoρ, \frac{kg}{m^3}kgm3 c\cdot 10^{-3}c⋅10−3, \frac{J}{kg\cdot K}Jkg⋅K R\cdot 10^{-6}R⋅10−6, \Omega\cdot mΩ⋅m
20 211 30 7700 0.46 0.65
100 10.5
200 11
300 11
400 11.5
500 12

Brinell hardness number

Rolling Standard Classifiers Value, HBW
annealing, soft 265

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
V % Vanadium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum

Description of physical characteristics

Parameter Units of measurement Description
E\cdot 10^{9}E⋅109 MPaMPa Elastic modulus
\alpha\cdot 10^{6}α⋅106 K^{-1}K−1 Coefficient of thermal (linear) expansion (range 20°C–T)
\varkappaϰ \frac{W}{m\cdot K}Wm⋅K Coefficient of thermal conductivity (the heat capacity of the material)
\rhoρ \frac{kg}{m^3}kgm3 The density of the material
c\cdot 10^{-3}c⋅10−3 \frac{J}{kg\cdot K}Jkg⋅K The specific heat of the material (range 20°C–T)
R\cdot 10^{-6}R⋅10−6 \Omega\cdot mΩ⋅m Electrical resistivity