Tungsten is one of the strongest metals known to man. It has a melting point of 6,170 degrees Fahrenheit, making it one of the most heat-resistant metals. It is also incredibly dense, with a density of 19.25 g/cm3
From Wikipedia
Tungsten is a chemical element; it has symbol W and atomic number 74. It is a metal found naturally on Earth almost exclusively in compounds with other elements. It was identified as a distinct element in 1781 and first isolated as a metal in 1783. Its important ores include scheelite and wolframite, the latter lending the element its alternative name.