25/30
ALFA IN a.s. ©
www.alfain.eu
To achieve a good quality of the welds and the optimum setting of the welding
current it is necessary to ensure that the distance of the power nozzle from the
material was about 10 times the diameter of the welding wire (pic. 10).
Fig. 10 – Distance from nozzle to material
TABLE OF WIRE CONSUMPTION DURING WELDING
Wire
diameter
[mm]
Range of
wire feed
speed
[m/min]
Maximal
wire feed
speed
[m/min]
Weight of
1 m wire
[g]
Wire consumption
per 1 minute of
welding
[g/min]
Wire
consumption per
1 hour of welding
[g/hour]
Steel wire
0,6
2 - 5
5
2,3
11,5
690
0,8
3 - 6
6
4
24
1440
1,0
3 - 12
12
6
72
4320
1,2
4 -18
18
9
162
9720
Stainless steel wire
0,6
2 - 5
5
2,3
11,5
690
0,8
3 - 6
6
4
24
1440
1,0
3 - 12
12
6
72
4320
1,2
4 -18
18
9
162
9720
Aluminum wire
0,6
2 - 5
5
0,8
4
240
0,8
3 - 6
6
1,3
7,8
468
1,0
3 - 12
12
2
24
1440
1,2
4 -18
18
3
54
3240
TABLE OF GAS CONSUMPTION DURING WELDING
Wire diameter [mm]
Gas flow [l/min]
Gas consumption per 1 hour
of welding [l/hour]
0,6
6
6 * 60 = 360
0,8
8
8 * 60 = 480
1,0
10
10 * 60 = 600
1,2
12
12 * 60 = 720
1,6
16
16 * 60 = 960
2,0
20
20 * 60 = 1200
