Skip to main content

Table 3 Influence degree of surface roughness parameters on workpiece fatigue life [63]

From: Effect of Machined Surface Integrity on Fatigue Performance of Metal Workpiece: A Review

Parameter Effect
Heights Ra, Rq, Rt, Sa, Sq Much
Distribution and shape Rsk, Rku, Ssk, Sku Some
Slopes and curvature RΔq, SΔa Little
Lengths and peak space Rsm, HSC Little
Lay and lead Std, Sal Much