While it cools through this zone Fe 3 C is deposited on the austenite grain boundaries and the austenite composition moves to the eutectoid value. When the alloy reaches the eutectoid temperature the ...

Fig. A, Austenite. Notice the long disorganized lines revealing very little complexity in grain structure. This is referred to as austenite. Austenite is a solid solution of carbon and iron that ...

High-temperature austenite, an FCC structure, has enough space for carbon atoms to squeeze in between the iron atoms. Iron atoms keep their place on the lattice while carbon atoms become ...

Austenitic and other types of stainless steel, however, possess a face-centered grain structure. The body-centered-cubic grain is responsible for ferritic steel’s magnetic nature; this differs from ...

Austenitic grain size plays a critical role in controlling critical cooling rates/hardenability, with smaller grain size steels requiring higher critical cooling rates. For instance, the critical ...

Cryogenic hardening can help transform the austenite found in traditional heat-treated steel into martensite, ... Cryogenic treatments help create a more uniform grain structure, ...

Materials and Structure: Menu: ... The three components in equilibrium at this temperature are Austenite, g, with the composition Fe - 0.77 wt % C, Ferrite, a, with the ... The formation of ferrite ...