The Mechanism of Wellbore Weakening in Worn Casing-Cement-Formation System

<table>Radial stress inside the worn casing cement for Case <a href="https://static.hindawi.com/articles/jpe/volume-2014/126167/figures/#casee6">6</a>.</table>

Journal of Petroleum Engineering

fig14

Figure 14

Figure 14: The Mechanism of Wellbore Weakening in Worn Casing-Cement-Formation System 