Table 4. Plastic strain penetration for different model versions Table 4. Plastic strain penetration for different model versions Table 4. Plastic strain penetration for different model versions
Model description PEEQ penetration depth PEEQ pattern
Surface roughness only 0.25 mm Isolated, rounded
Sub-surface porosity only 0.4 mm Partially networked
Combined surface roughness and sub-surface porosity 0.55 mm Almost fully networked with higher PEEQ values