$($Level $2)($Phase diagram$)(18$ pts$)$

$12$ For steel with overall $0\mathrm{.}46wt\%C($dash line shown in Figure below$)$

$($a$)$ what are the phases at different temperature: $1600C($point A$),1300C($point B$),800C($point C$),728C($point D$),726C($point E$)$ and $600C($point F$).$ pts$)$

$($b$)$ what is the wt $\%$ of each phase $($NOT the wt$\%$ of C$!!!)$: $1600C($point A$),1300C($point B$),800C($point $C),728C($point D$),726C($point $E)$ and $600C($point $F).$ pts$)$

$\backslash$table$[[,$wt $\%$ of $C$ in $,$wt $\%$ of $C$ in $$