Failure Assessment for the High-Strength Pipelines with Constant-Depth Circumferential Surface Cracks

<div>Comparison of <i>J</i>-integral values for relatively thick-walled pipes under tension with <i>D</i>/<i>t</i> = 20, <i>a</i>/<i>t</i> = 0.4, and <i>θ</i>/<i>π</i> = 0.08.</div>

Advances in Materials Science and Engineering

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Figure 4

Figure 4: Failure Assessment for the High-Strength Pipelines with Constant-Depth Circumferential Surface Cracks 