HN45YU (EP747)

Details of burners, thermocouple covers, rollers of kilns firing ceram. tiles, oven conveyor grids, accessories for the firing of enamelware for durability. work at t 1250−1300grad. without fur. load. 7700 kg / m3. OZL-25, OZL-35.

rollers slot furnaces, furnace conveyor mesh parts burners, covers thermocouples and others. Details for continuous operation at temperatures of 1250−1300 degrees C

Classification

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

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	Ba, %	Al, %	Ce, %	P, %	C, %	S, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	Ba, %	Al, %	Ce, %	P, %	C, %	S, %
GOST 5632-72	30.825–38.1	< 1	< 1	15–17	44–46	< 0.1	2.9–3.9	< 0.03	< 0.025	< 0.1	< 0.02

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$
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	207			7760
100	201	15.8	10.5
200	192	15.9	12.2
300	187	15.95	13.8
400	178	16.55	15.4
500	171	16.6	17.5
600	156	19	19.2
700		19.7

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	Treatment
Sheet	GOST 24982-81				590		30		Hardening of 1060-1100 ° C
Rod		8–10			600	220	15	20	Heating of 1050-1150 ° C

Analogues

Germany	USA
Germany	USA
BGH 2.4951	SPEC MIL-E-21562 (EN6N)

Standards

Standard	Description
Standard	Description
GOST 5632-72
TU 14-1-941-74
TU 14-1-2075-87
TU 14-1-2396-78
TU 14-1-4082-86
GOST 24982-81
GOST 5632-14
TU 14-3-1371-86

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
Ni	%	Nickel
Ba	%	Barium
Al	%	Aluminium
Ce	%	Cerium
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur

Description of physical characteristics

Parameter	Units of measurement	Description
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
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