What is the size of welding road?

DEPENDS UPON THE MATERIAL TO BE WELDED. AVG 2.5MM TO 3.2MM

depends on the plate thickness 2.5 to 5.0mm

This will depend on the Thickness of your Plate.

You will want to keep the Heat input as low as Possable

MMA - Electrode Size (mm) Current Range (A)

2,5  - –

3,2  - –

4,0  - –

5,0  - –

MIG - Wire Size (mm) Amperage Range (A)

0,8  - –

0,9  - –

1,0  - – 

1,2  - –

Three sizes are mostly used: 3.2mm , 4.0mm & 5.0mm

There is three type of sizes avavilable 1.2MM /1.6 MM / 2.4 MM

welding rod or electrod in mm (3.2 to 5) and wire will start from 1.2 to 2.4

soudure tig inox 316l 308309304 défiron diyametr ARC 60107018 

2.6mm,3.2mm,4mm and 5mm diameter 

WELDING ROD OK TIG ROD 316L 1.6X1000MM & OK TIG ROD 12.602.4MM 

Electrode Table ELECTRODE DIAMETER (THICKNESS) AMP RANGE PLATE 3/32" 40 - 125 UP TO 1/4" 1/8 75 - 185 OVER 1/8" 5/32" 105 - 250 OVER 1/4"

WELDIND ROD  OR ELECTRODE IN MM (3.2-5)

WIRE WILL START FROM 1.2 TO 2.4