Research Article
Wear Performance of Bionic Dimpled-Shape Pistons of Mud Pump
Figure 4
Surface wear patterns of pistons with different dimple diameters in the service life test: (a) L-Standard piston, (b) L-D1 piston, (c) L-D2 piston, and (d) L-D3 piston. (a′, b′, c′, d′) are partial enlarged pictures of (a, b, c, d).
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(b) |
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(c) |
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(d) |
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