ferrite (iron allotrope)

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf allotrope
phase of iron
gptkbp:alsoKnownAs alpha-iron
gptkbp:chemicalFormula gptkb:Fe
gptkbp:color silvery-gray
gptkbp:component gptkb:steel
cast iron
gptkbp:contains very little carbon
gptkbp:crystalSystem body-centered cubic
gptkbp:density 7.86 g/cm³
gptkbp:hardness soft
https://www.w3.org/2000/01/rdf-schema#label ferrite (iron allotrope)
gptkbp:magneticTransitionTemperature Curie point at 770°C
gptkbp:magnetType ferromagnetic
gptkbp:meltingPoint 1538°C
gptkbp:namedAfter ferrum (Latin for iron)
gptkbp:solubilityOfCarbonAtRoomTemp 0.02 wt%
gptkbp:stable room temperature
gptkbp:stableBelow 912°C
gptkbp:transformsInto gptkb:austenite_(gamma-iron)_above_912°C
gptkbp:usedIn metallurgy
steel microstructure analysis
gptkbp:bfsParent gptkb:ferrite
gptkbp:bfsLayer 6