Kemppi A7 TIG Orbital System 300, Operating Instructions Manual, Page: 35 / 48

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A7 TIG Orbital System 150 © Kemppi Oy 2016 1615
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Electrode lengths for different tube OD, 15020 weld head
Tube OD Tube OD Electrode diameter
1.0 mm
1.6 mm 2.4 mm
mm inch length [mm] length [mm] length [mm]
6.0 0.236 38.3 37.7 37.2
6.4 0.250 38.1 37.6 37.1
8.0 0.315 37.3 36.7 36.2
9.5 0.375 36.5 36.0 35.5
10.0 0.394 36.3 35.7 35.2
10.2 0.402 36.2 35.6 35.1
12.0 0.472 35.3 34.7 34.2
12.7 0.500 34.9 34.4 33.9
13.0 0.512 34.8 34.2 33.7
13.5 0.531 34.5 34.0 33.5
15.9 0.625 33.3 32.8 32.3
16.0 0.630 33.3 32.7 32.2
17.2 0.677 32.7 32.1 31.6
18.0 0.709 32.3 31.7 31.2
19.0 0.748 31.8 31.2 30.7
19.1 0.750 31.8 31.2 30.7
20.0 0.787 31.3 30.7 30.2
21.3 0.839 30.6 30.1 29.6
22.0 0.866 30.3 29.7 29.2
23.0 0.906 29.8 29.2 28.7
25.4 1.000 28.6 28.0 27.5
26.9 1.059 27.8 27.3 26.8
28.0 1.102 27.3 26.7 26.2
29.0 1.142 26.8 26.2 25.7
30.0 1.181 26.3 25.7 25.2
33.7 1.327 24.4 23.9 23.4
35.0 1.378 23.8 23.2 22.7
38.1 1.500 22.2 21.7 21.2
40.0 1.575 21.3 20.7 20.2
41.0 1.614 20.8 20.2 19.7
42.4 1.669 20.1 19.5 19.0
44.5 1.752 19.0 18.5 18.0
48.3 1.902 17.1 16.6 16.1
50.8 2.000 15.9 15.3 14.8