Table 1.

The parameters of concrete used in calculation.

${\mathit{f}}_{\mathit{c}}\mathbf{/}\mathbf{\left(}\mathbf{MPa}\mathbf{\right)}$	${\mathit{f}}_{\mathit{t}}\mathbf{/}\mathbf{\left(}\mathbf{MPa}\mathbf{\right)}$	${\mathit{p}}_{\mathit{m}}\mathbf{/}\mathbf{\left(}\mathbf{MPa}\mathbf{\right)}$	${\mathit{p}}_{\mathit{l}}\mathbf{/}\mathbf{\left(}\mathbf{MPa}\mathbf{\right)}$	${\mathit{\kappa }}_{\mathit{e}}$	${\mathit{\kappa }}_{\mathit{p}}$	R	${\mathit{\rho }}_0\mathbf{/}\mathbf{(}\mathbf{kg}\mathbf{/}{\mathit{m}}^{\mathbf{3}}\mathbf{)}$
50.0	4.0	476.0	800.0	0.0013	0.11	0.91	2300.0
${\mathit{K}}_{\mathit{c}}\mathbf{/}\mathbf{\left(}\mathbf{GPa}\mathbf{\right)}$	${\mathit{K}}_{\mathit{l}}\mathbf{/}\mathbf{\left(}\mathbf{GPa}\mathbf{\right)}$	${\mathit{A}}^{\mathbf{\prime }}$	${\mathit{k}}_{\mathbf{1}}$	${\mathit{k}}_{\mathbf{2}}$	${\mathit{B}}^{\prime }$	$\mathbf{\nu }$	$\mathit{E}\mathbf{/}\mathbf{\left(}\mathbf{GPa}\mathbf{\right)}$
7.18	52.8	1.8076	14.4863	0.9914	4.0962	0.22	209