Magnetism and Microstructure Characterization of Phase Transitions in a Steel

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left">Specimen</td><td align="center">Observed phase</td><td align="center">Volume fraction (%)</td><td align="center">Isomer shift (mm/s)</td><td align="center"><svg height="15.4" id="M6" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 26.549999 15.4" width="26.549999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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q82 0 128 37t46 104zM481 199q0 71 -48 102.5t-121 31.5h-56l-37 -201q-11 -58 7.5 -77t80.5 -19q76 0 125 44.5t49 118.5z" id="x1D435"></path></g>
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</svg> (Tesla)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">A</td><td align="center">Ferrite</td><td align="center">100</td><td align="center">0.22</td><td align="center">32.2</td></tr><tr><td align="left">B</td><td align="center">Austenite</td><td align="center">100</td><td align="center">0.19</td><td align="center">—</td></tr><tr><td align="left">C</td><td align="center">Austenite + Pearlite</td><td align="center"><span style="width: 50.299999px;"><svg height="11.125" id="M7" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 50.299999 11.125" width="50.299999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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t98.5 -62.5q61 48 61 124q0 59 -29.5 90t-69.5 31zM248 20q46 0 76.5 33.5t30.5 89.5q0 50 -39 85.5t-110 71.5q-81 -54 -81 -137q0 -67 35.5 -105t87.5 -38z" id="x38"></path></g><g transform="matrix(.017,-0,0,-.017,42.066,10.862)"><path d="M249 635q70 0 116 -43t46 -105q0 -46 -28 -80q-22 -25 -80 -64q62 -35 97 -75t35 -99q0 -81 -63 -131t-135 -50q-83 0 -137.5 45.5t-54.5 123.5q0 52 45 95q29 28 89 64q-109 62 -109 155q0 66 50.5 115t128.5 49zM238 603q-42 0 -67.5 -31t-25.5 -72q0 -50 32.5 -79.5
t98.5 -62.5q61 48 61 124q0 59 -29.5 90t-69.5 31zM248 20q46 0 76.5 33.5t30.5 89.5q0 50 -39 85.5t-110 71.5q-81 -54 -81 -137q0 -67 35.5 -105t87.5 -38z" id="x38"></path></g>
</svg></span></td><td align="center">0.18</td><td align="center">31.3</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Determined Mössbauer parameters of specimens A, B, and C.

Advances in Condensed Matter Physics

tab2

Table 2

Table 2: Magnetism and Microstructure Characterization of Phase Transitions in a Steel 