Table 2 Surface roughness and its notch stress concentration factor.

From: The influence of ultrasonic shot peening on the microstructure and fatigue behavior of TC17 alloy

Almen intensities

\({R_a}\) (µm)

\({R_t}\) (µm)

\({D_P}\) (µm)

\({K_t}\)

0.15 mmA

0.38

2.63

77

1.05

0.25 mmA

0.49

2.81

105

1.04

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