U V)
66
44
20
0
2.3. Principles of welding
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Fuente de alimentación
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Volt-ampere characteristic
Working pont
Core wire
Flux coating
Gas shield from ux melt
Arc whit core wire melt
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The relation of the rated
loading voltage and welding
current
600
I A)
Flux residue forms slag cover
Weld metal
Work piece