Characteristics of Arc and Metal Transfer in Pulsed Ultrasonic-Assisted GMAW Compared to conventional GMAW, PU-GMAW of aluminum alloy is found to reduce droplet size and increase droplet frequency

Chen, C; Fan, C; Cai, X; Liu, Z; Lin, S; Yang, C

Chen, C (corresponding author), Harbin Inst Technol, State Key Lab Adv Welding & Joining, Harbin, Peoples R China.

WELDING JOURNAL, 2020; 99 (7):

Abstract

Pulsed ultrasonic-assisted gas metal arc welding (PU-GMAW) is a newly developed welding method. Pulsed frequency is one of the most important paramete......

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