widos 4900 - Page 30

Ku nst sto ffschwei ß tec hni k
Foundation: 2207, 2208 DIN 16932 German association for welding
Use for:
4900
1 bar on manometer:
59
N
time to
change- reach full
over welding cool-down time
0,10 (PP) time pressure pressure in
T desired
temperature
time
pipe
pipe
SDR
bead-up
circular
heat-up
max.
time
welding
cool-
diameter
wall
pressure
bead
time
change-
to reach
pressure
down
OD
(s)
[bar]
min.
[s]
over
welding
[bar]
time
[mm]
[mm]
[mm]
time
pressure
[min]
[s] [s]

90
2,2 41 2 0,5 94 4 5 2 2
90
2,8 33 2 0,5 104 4 5 2 3
90
3,5 26 2 0,5 117 5 6 2 4
90
5,1 17,6 3 0,5 145 5 6 3 7
90
8,2 11 4 1,0 192 6 8 4 14
90
12,3 7,4 6 1,0 249 7 11 6 20
90
15,0 6 6 1,0 281 8 14 6 24
110
2,7 41 2 0,5 103 4 5 2 3
110
3,4 33 2 0,5 115 5 6 2 4
110
4,2 26 3 0,5 130 5 6 3 6
110
6,3 17,6 4 0,5 164 6 7 4 10
110
10,0 11 6 1,0 217 7 9 6 17
110
15,1 7,4 8 1,0 283 8 14 8 24
110
18,3 6 9 1,0 322 9 16 9 29
125
3,1 41 3 0,5 110 4 5 3 4
125
3,9 33 3 0,5 124 5 6 3 5
125
4,8 26 4 0,5 140 5 6 4 7
125
7,1 17,6 5 1,0 176 6 7 5 12
125
11,4 11 7 1,0 237 7 11 7 19
125
17,1 7,4 10 1,0 307 8 15 10 27
125
20,8 6 12 1,5 348 10 18 12 33
Table for PP
Additional to the given bead-up force and to the welding force the moving force of the support must be added !
The standard value for heating element temperature is 210° C +/- 10° C.
welding area
in welding area
The
smaller
the pipe wall the
higher
the temperature.
P (N/mm²)
bead-up heat-up
02.11.2011 Working instructions WIDOS 4900 Page 26 / 1 von 46