Influence of Different Frequency Pulse on Weld Bead Phase Ratio in Gas Tungsten Arc Welding by Ferritic Stainless Steel AISI-409L

Table 1

Chemical compositions of AISI 409L using OES.

Element	C	Cr	Ni	Nb	Cu	Si	Mn	P	S	Co	Ti	Fe
Wt. %	0.02	11.5	0.3	0.02	0.1	0.4	1.0	0.02	0.4	0.02	0.03	Bal.