MAN. PS 254 EN – Ind. 2 77
5.1.1. Closed chamber welding heads or
MU heads without filler wire
To use these programs for enclosed welding
heads, a square-butt preparation is necessary.
The programs which are valid for MU III
welding heads are indicated by a star in the
appropriate column.
Tubes to be welded Set-up before welding Range
Material Ø OD
Wall
thickness
Ø
electrode
Tip angle Nose
Distance
electrode/w
orkpiece
mm mm mm degree mm mm
Number
of built-in
program
Also valid
for MU III
welding
heads
PS 254
Stainless
5 1 1.6200.2 0.8 1 X
Stainless
6 0.6 1.6 20 0.1 0.8 2 X
Stainless
6.35 0.9 1.6 20 0.2 0.8 3 * X
Stainless
8 1 1 20 01 0.8 4 * X
Stainless
9.52 1.65 1.6 15 0.1 0.8 5 X
Stainless
10 1.55 1.6 20 0.1 1 6 * X
Stainless
10.5 0.4 1.6 20 0.1 0.8 7 * X
Stainless
11 0.2 1.6 15 / 0.35 8
Stainless
12 1 1.6 20 0.1 0.8 9 * X
Stainless
12.7 0.8 1.6 20 0.1 0.8 10 * X
Stainless
15.8 0.2 1.6 15 / 0.4 11
Stainless
16 0.8 1.6 20 0.1 0.8 12 X
Stainless
16 2.25 2.4 20 0.2 0.8 13 * X
Stainless
17.2 2.3 2.4 30 0.2 0.8 14 * X
Stainless
22 1.25 2.4 30 0.2 1 15 * X
Stainless
25 1 2.4 30 0.2 1 16 * X