HN56VMTYU (EP199)

Body blades, discs, turbine parts.

highly loaded parts, fittings, flanges, sheet metal parts for a limited service life at temperatures up to 950 degrees C

Classification

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

Chemical composition

Standard Fe, % Si, % B, % Mn, % Cr, % Ti, % Ni, % Al, % P, % C, % S, % Mo, % W, %
GOST 5632-72 < 4 < 0.06 < 0.008 < 0.5 19–22 1.1–1.6 52.102–64.8 2.1–2.6 < 0.015 < 0.1 < 0.015 4–6 9–11

Information on suppliers

Physical characteristics

Temperature, °C $$E\cdot 10^{9}$$, $$MPa$$ $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ $$\varkappa$$, $$\frac{W}{m\cdot K}$$ $$\rho$$, $$\frac{kg}{m^3}$$
20 219 8640
100 11.7 10.1
200 12 11.3
300 12.4 13.4
400 12.7 15
500 13 16.7
600 13.5 18.4
700 183 13.8 20.1
800 175 14.5 22.2
900 15.2 24.3

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ Treatment
Sheet 1 1000 650 800 Heat 1200 ° C, air cooling

Standards

Standard Description
GOST 5632-72
TU 14-1-1508-75
GOST 5632-14

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
B % Bor
Mn % Manganese
Cr % Chrome
Ti % Titan
Ni % Nickel
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
W % Tungsten

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
$$KCU\cdot 10^{3}$$ $$\frac{J}{m^2}$$ Impact toughness