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Tungsten Metal/ Sputtering Target

Tungsten Metal/ Sputtering Target

CAS #: 7440-33-7
Linear Formula: W
EC No.: 231-143-9

Tungsten Metal is a metallic element. Chemical element symbol is W . It is not subject to air erosion at room temperature, has high hardness and high melting point. The main applications are in the manufacture of filaments and high-speed cutting alloy steels, superhard molds, as well as optical instruments and chemical instruments. China is the world's largest tungsten storage country.


Product Series

ProductProduct Code

Safety Data

Technical Data

Tungsten  Metal 99.95%

ET-WM-01

TIM图片20180524114629_副本(001)TIM图片20180524114629_副本(001)


Properties (Theoretical)

Molecular Weight183.85
AppearanceSilvery
Melting Point3410 °C
Boiling Point5900 °C
Density19.3 g/cm3
Electrical Resistivity5.65 microhm-cm @ 27°C
Electronegativity1.7 Paulings
Heat of Vaporization185 K-Cal/gm atom at 5660°C
Poisson's Ratio0.28
Specific Heat0.0317 Cal/g/K @ 25°C
Tensile Strength750 MPa
Thermal Conductivity1.73 W/cm/K @ 298.2 K
Thermal Expansion(25 °C) 4.5 µm·m-1·K-1
Vickers Hardness3430 MPa
Young's Modulus411 GPa


Health & Safety Information

Signal WordDanger
Hazard StatementsH228-H315-H319
Hazard CodesN/A
Precautionary StatementsP210-P305 + P351 + P338
Flash PointNot applicable
Risk CodesN/A
Safety StatementsN/A
RTECS NumberYO7175000
Transport InformationNONH
WGK Germanynwg
GHS PictogramsExclamation Point - GHS07Flammable - GHS02


Packaging Specifications

Finished packaging: 50 kg / barrel, 500 kg / tray

Sample packaging: 500 g / bag, 1 kg / bottle


Application

About 50% of the tungsten ore mined in the world is used for the smelting of high-quality steel, about 35% for hard steel, about 10% for tungsten, and about 5% for other uses. Tungsten can be used to manufacture firearms, rocket thruster nozzles, armor-piercing bullets, metal cutting blades, drill bits, superhard molds, wire drawing dies, etc. Tungsten is widely used in mining, metallurgy, machinery, construction, transportation, electronics, chemicals, Light industry, textile, military, aerospace, science and technology, various industrial fields.


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