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Iron-Carbon Phase Diagram
Explore steel and cast iron microstructures based on composition and temperature.
State Variables
Pure FeSteel (<2.14%)Cast Iron
Current Phase
Austenite + Cementite
Proeutectoid cementite forming at austenite grain boundaries.
Key Temperatures
- A1 (Eutectoid): 727 °C
- Eutectic: 1147 °C
- Pure Fe Melting: 1538 °C