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Table 2 Laser welding parameters of the penetration and non-penetration lap joint

From: Fatigue Resistance and Failure Behavior of Penetration and Non-Penetration Laser Welded Lap Joints

Specimen

Welding power (kW)

Welding speed (m/min)

Defocus distance (mm)

0.8+1.5-N

2.5

2.1

0

1.5+0.8-P

2.9

1.5

− 1.2