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Question:

What is the current corresponding to various specifications / models for welding electrodes?

Please tell me the current corresponding to various types of welding electrodes in detail!

Answer:

Empirical formula for welding current and electrode diameter: I=dk I--- welding current (A); d--- electrode diameter (mm); k--- empirical coefficient (30~50)Welding current of phi 2.5 electrode is 50A ~ 80AWelding current of phi 3.2 electrode is 100A ~ 130AWelding current of phi 4 electrode is 160A ~ 200AMore than 4 of the diameter welding current is 200A ~ 250A
Sectional area of electrode x15Such as 4mm welding rod, =2x2x3,14x15=180

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