Advances in Materials Science and Engineering / 2019 / Article / Fig 3

Research Article

Study on Dynamic Erosion Behavior of 20# Steel of Natural Gas Gathering Pipeline

Figure 3

Erosion stress contour of the target material after repeated impacts at different impact angles. (a) 20°, (b) 30°, (c) 45°, (d) 60°, and (e) 90°.

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