Statements (22)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:phase_of_iron gptkb:allotrope | 
| gptkbp:alsoKnownAs | austenite | 
| gptkbp:chemicalFormula | gptkb:Fe | 
| gptkbp:crystalSystem | face-centered cubic | 
| gptkbp:density | 7.65 g/cm³ | 
| gptkbp:discoveredBy | Adolf Martens | 
| gptkbp:existsAtTemperatureAbove | 912°C | 
| gptkbp:existsAtTemperatureBelow | 1394°C | 
| gptkbp:foundIn | iron-carbon phase diagram | 
| gptkbp:importantFor | formation of stainless steel | 
| gptkbp:magneticTransition | becomes non-magnetic above 770°C (Curie point) | 
| gptkbp:magnetType | paramagnetic | 
| gptkbp:meltingPoint | 1538°C | 
| gptkbp:namedAfter | Sir William Chandler Roberts-Austen | 
| gptkbp:phaseTransitionFrom | gptkb:alpha_iron | 
| gptkbp:phaseTransitionTo | delta iron | 
| gptkbp:solubilityOfCarbon | up to 2.14% at 1147°C | 
| gptkbp:usedIn | steelmaking | 
| gptkbp:bfsParent | gptkb:iron_(alpha_form) | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | gamma iron |