Table 1 Nominal chemical compositions of base metal and filler metal (wt %)

From: Effects of Active Gases on Droplet Transfer and Weld Morphology in Pulsed-Current NG-GMAW of Mild Steel

Material	Mn	Si	Ni	Cr	Ti	Al	V	S	P	Mo	Cu	C	Fe
Q345D	1.45	0.27	0.07	0.05	0.05	0.02	0.01	0.01	‒	‒	‒	≤ 0.18	Bal.
ER50-6	1.40‒1.85	0.80‒1.15	≤ 0.15	≤ 0.15	‒	‒	≤0.15	≤0.025	≤ .025	≤ 0.15	≤ 0.5	0.06‒0.15	Bal.

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