Legacy · Mechanical validation · §8.2

Plane strain with ΔT and aging

$\Delta T=10\,^{\circ}\mathrm{C}$ imposed at several loading ages $z$ — Section 8.2. Itumbiara material (with aging).

Article: Part I · DOI 10.70271/rirc.v1n2a007 · §8.2

Material: Itumbiara — $J$ and spectrum (do not mix with Zocher/SLS).

Reference figure (article)

Item	Value
Loading	$\Delta T=10\,^{\circ}\mathrm{C}$ (thermal step)
Restraint	$\varepsilon_x=\varepsilon_z=0$ , $\sigma_y=0$
Ages $z_0$	$1$ , $3$ , $7$ , $28$ , $91\,\mathrm{d}$
Material	Rheological Itumbiara
$\nu$	$0.20$
$\alpha_T$	$10\times10^{-6}\,^{\circ}\mathrm{C}^{-1}$
Reference	$\sigma=-R(t,z_0)\,\alpha_T\Delta T/(1-\nu)$

File	Content
ref_plano_deltaT_series.csv	$\sigma$ via $R$ and incremental, by $z_0$
ref_plano_deltaT_pontos_controle.csv	Max. absolute error by age

Code: plane_strain_delta_T (package).