9.3 Behaviors of Keyhole and Weld Pool in Vacuum Laser Welding
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(a) 2.48 ms
(b) 8.27 ms
(c) 17.94 ms
(d) 35.66 ms
Fig. 9.10 Top view of evolutions of surface weld pool flow during laser welding under atmospheric
pressure
(a) 2.48ms
(b) 8.27 ms
(c) 17.94 ms
(d) 35.66ms
Fig. 9.11 Side view of inner weld pool flow during laser welding under atmospheric pressure