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WELDING THEORY
Welding polarity
EN
Steel TIG welding
Preparing the edges
Choosing and preparing the electrode
Filler metal
Shielding gas
D.C.S.P. (Direct Current Straight Polarity)
D.C.R.P. (Direct Current Reverse Polarity)
D.C.S.P.-Pulsed (Direct Current Straight Polarity Pulsed)
Ø electrode
1.0 mm
1.6 mm
2.4 mm
°
30
60÷90
90÷120
72
Current range
15÷75 A
60÷150 A
130÷240 A
Current range
0÷30 A
30÷120 A
120÷250 A
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