HN20YUS

for heaters with a maximum working temperature of 1100 degrees C industrial furnaces and various electrical heating devices

Classification

Country Section Category
CIS, Russia, Ukraine Precision alloys With high electrical resistance

Chemical composition

Standard Fe, % Si, % Ca, % Mn, % Cr, % Ti, % Ni, % Zr, % Al, % Ce, % P, % C, % S, %
GOST 10994-74 51.77–58.2 2–2.7 < 0.1 0.3–0.8 19–21 < 0.2 19.5–21.5 < 0.2 1–1.5 < 0.1 < 0.03 < 0.08 < 0.02

Information on suppliers

Physical characteristics

Temperature, °C $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ $$\rho$$, $$\frac{kg}{m^3}$$ $$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$ $$R\cdot 10^{-6}$$, $$\Omega\cdot m$$
20 7700 1.02
100 19 0.48

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
Wire 780 25
Tape 0.1–3.2 736 25

Casting and technological parameters

melting point, °C
1380

Analogues

European Union Germany
1.4843 1.4843 (X16CrNi25-20)

Standards

Standard Description
GOST 10994-74

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Ca % Calcium
Mn % Manganese
Cr % Chrome
Ti % Titan
Ni % Nickel
Zr % Zirconium
Al % Aluminium
Ce % Cerium
P % Phosphorus
C % Carbon
S % Sulfur

Description of physical characteristics

Parameter Units of measurement Description
$$\alpha\cdot 10^{6}$$ $$K^{-1}$$ Coefficient of thermal (linear) expansion (range 20°C–T)
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material
$$c\cdot 10^{-3}$$ $$\frac{J}{kg\cdot K}$$ The specific heat of the material (range 20°C–T)
$$R\cdot 10^{-6}$$ $$\Omega\cdot m$$ Electrical resistivity

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)

Description of the casting and technological parameters

Parameter Units of measurement Description
melting point °C The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa