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WELDING THEORY
Steel TIG welding
Preparing the edges
Choosing and preparing the electrode
EN
Filler metal
Shielding gas
Welding current
30 A
60÷90 A
90÷120 A
Copper TIG welding
9.3 Continuous wire welding (MIG/MAG)
Introduction
Methods
Ø electrode
Gas nozzle n°
0÷30 mm
4/5
30÷120 mm
4/5/6
120÷250 mm
6/7
MIG manual welding system
96
Ø electrode
1.0 mm
1.6 mm
2.4 mm
°
30
60÷90
90÷120
Gas nozzle
6/8.0 mm
6.5/8.0/9.5 mm
9.5/11.0 mm
Current range
15÷75 A
60÷150 A
130÷240 A
Current range
0÷30 A
30÷120 A
120÷250 A
Argon flux
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