Optimization and Prediction of Ultimate Tensile Strength in Metal Active Gas Welding

Table 1

Chemical compositions of base metal and electrode wire (% weight).

Material	S	Si	Mn	C	P	Fe
ST37-2 base metal	0.003	0.04	0.82	0.12	0.012	Balance
ER70S-6 electrode	0.01	0.58	1.15	0.08	0.014	Balance