Effect of Pin Geometry and Orientation on Friction and Wear Behavior of Nickel-Coated EN8 Steel Pin and Al6061 Alloy Disc Pair

<div>Schematic of aluminum disc with different orientations. (a) Full sphere pin orientation on disc; (b) hemisphere 0° configured stress state, (c) hemisphere 45° configured stress state, and (d) hemisphere 90° configured stress state.</div>

Advances in Materials Science and Engineering

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Figure 6

Figure 6: Effect of Pin Geometry and Orientation on Friction and Wear Behavior of Nickel-Coated EN8 Steel Pin and Al6061 Alloy Disc Pair 