Research Article
Wear Performance of Bionic Dimpled-Shape Pistons of Mud Pump
Figure 6
Wear patterns of pistons with different dimple central included angles under the same area density: (a) L-S1 piston and (b) L-S2 piston. (a′, b′) were partial enlarged pictures of (a, b).
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(a′) |
(b) |
(b′) |