15H1M1F

superheater tubes, steam collectors and high-pressure systems, continuously operating at temperatures up to 585 degrees.

Classification

Country Section Category
CIS, Russia, Ukraine Heat resistant steels and alloys Heat resistant low alloy steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % V, % P, % C, % S, % Mo, %
GOST 5949-75 95.47–97.13 0.17–0.37 0.4–0.7 1.1–1.4 < 0.25 < 0.25 0.2–0.25 < 0.025 0.1–0.16 < 0.025 0.9–1.1

Information on suppliers

Physical characteristics

Temperature, °C $$E\cdot 10^{9}$$, $$MPa$$ $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ $$\varkappa$$, $$\frac{W}{m\cdot K}$$ $$\rho$$, $$\frac{kg}{m^3}$$
20 214 7800
100 208 11.2 41.58
200 201 11.7 40.3
300 194 12.5 38.6
400 187 13 36.9
500 177 13.5 32.7
600 169 13.7 34
700 160

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ $$\epsilon_L$$, % $$\psi$$, % $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ Treatment
Trumpet 500 320 18 50 500
Trumpet 500 320 16 45 400

Critical point temperatures

Ac1, K Ac3(Acm), K Ar3(Arcm), K Ar1, K
770–819 905–975 855–908 775–818

Analogues

Germany
1.7745 (15CrMoV5-10)

Standards

Standard Description
GOST 5949-75

Description of chemical elements

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

Description of physical characteristics

Parameter Units of measurement Description
$$E\cdot 10^{9}$$ $$MPa$$ Elastic modulus
$$\alpha\cdot 10^{6}$$ $$K^{-1}$$ Coefficient of thermal (linear) expansion (range 20°C–T)
$$\varkappa$$ $$\frac{W}{m\cdot K}$$ Coefficient of thermal conductivity (the heat capacity of the material)
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\sigma_{P}$$ $$MPa$$ Proportionality limit
$$\epsilon_L$$ % Elongation at break (longitudinal)
$$\psi$$ % Reduction in cross section on fracture
$$KCU\cdot 10^{3}$$ $$\frac{J}{m^2}$$ Impact toughness

Description of temperatures of critical points

Parameter Units of measurement Description
Ac1 K
Ac3(Acm) K
Ar3(Arcm) K
Ar1 K