As we know, tungsten alloy barrel forms the main part of dart. Tungsten alloy billet is now standard barrel material, for tungsten alloy barrel has a specific gravity of 19.3(20℃), making it a very dense material.
Tungsten is a very dense material, so darts with a considerable bulk can be made quite slim. The invention of tungsten darts had a big impact on the sport.
Today's standard material of tungsten barrel is Tungsten-Nickel-Iron. Tungsten is a very dense material, so darts with a considerable weight can be made quite slim.