Assertion: iron | /r/HasProperty | magnetic
Facets:
value: below 770° c
type: OTHER
value: below this temperature
type: TEMPORAL
value: in its α form
type: OTHER
Source sentences:
text: Not All Iron Is Magnetic
text: Iron is ferromagnetic (attracted to magnets), but only within a certain temperature range and other specific conditions.
text: The most popular type of stainless steel, Type 304, contains iron, chromium, and nickel (each magnetic on its own).
text: Why Iron Is Magnetic
text: It is magnetic, though different allotropes of iron have different magnetic qualities.
text: Here's an element factoid for you: Not all iron is magnetic.
text: Iron is magnetic in its α form.
text: Below this temperature, iron is ferromagnetic (strongly attracted to a magnet), but above it the iron changes its crystalline structure and become paramagnetic (only weakly attacted to a magnet).
text: Iron along with cobalt and nickel are the only three elements that are ferromagnetic, that is, able to create or possess a permanent magnetic field.
text: Below 770° C (1,420° F), iron is ferromagnetic; the temperature above which it loses this property is often called the Curie point.
text: Iron is ferromagnetic.