Tungsten is a metal in group VIB of the periodic table with atomic number 74, an atomic weight of 183.85, and a density of 19.3 Mg/m 3. Its melting point is 3410 C, and it boils at 5930 C. In the ...

Tungsten and tungsten alloys are heavy refractory metals or alloys with a very high melting point and high density. Pure tungsten is a steel-gray metal that with impurities is brittle and not very ...