VT-10

This brand of tungsten with thorium, but rather the oxides of thorium, in the form of additives to improve the emission properties.

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Refractory metals, carbide	Tungsten

Chemical composition

Standard	Oxide Th, %	W, %	Примеси, %
Standard	Oxide Th, %	W, %	Примеси, %
GOST 19671-91	1–1.49	> 98.46	0.05

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Physical characteristics

Temperature, °C	$\rho$ , $\frac{kg}{m^3}$
Temperature, °C	$\rho$ , $\frac{kg}{m^3}$
20	19100–19300

Casting and technological parameters

melting point, °C	Boiling temperature, °C
melting point, °C	Boiling temperature, °C
3380	5555

Standards

Standard	Description
Standard	Description
GOST 19671-91

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Oxide Th	%	Thorium Oxide
Примеси	%	Impurities
W	%	Tungsten

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\rho$	$\frac{kg}{m^3}$	The density of the material

Description of the casting and technological parameters

Parameter	Units of measurement	Description
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
Boiling temperature	°C	The boiling point, boiling point is the temperature at which the liquid under constant pressure boils.