Assertion: tungsten | /r/HasProperty | primary alloy component
Facets:
value: in steels
type: LOCATION
Source sentences:
text: Tungsten is the primary alloy component in steels used for tools and construction.
text: Tungsten is also the primary alloying element in some types of hot work tool steel, a form of tool steel used in tools that must be able to withstand extended exposure to high temperatures.