Given a process transfer function $G_p(s)=(\frac{0\mathrm{.}016(\frac{k\frac{g}{s}}{\%})}{5s+1})(\frac{50(\frac{o_C}{\frac{kg}{s}})}{50(s)+1})(\frac{1(\frac{\%}{C})}{20(s)+1}).$

Please find the $K_{cu}$ and $T_u$ by using direct substitution method.