widos 4900 - Page 25

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
PE 80
The value for heating element temperature is between 200° C - 220° C.
The
smaller
the pipe wall the
higher
the temperature.
PE 100
The standard value for heating element temperature is 220° C.
Increase the change-over time and the welding pressure time at PE 100 as fast as possible !
time to
change- reach full
over welding cool-down time
0,15 (PE) 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 41,0 2 0,5 22 4 4 2 2
90
2,8 33,0 2 0,5 28 4 4 2 3
90
3,5 26,0 3 0,5 35 5 5 3 4
90
4,3 21,0 3 0,5 43 5 5 3 6
90
5,1 17,6 4 1,0 51 5 5 4 7
90
5,4 17,0 4 1,0 54 5 5 4 7
90
6,7 13,6 5 1,0 67 6 6 5 10
90
8,2 11,0 6 1,5 82 6 6 6 11
90
10,1 9,0 7 1,5 101 7 7 7 14
90
12,3 7,4 8 2,0 123 8 8 8 16
110
2,7 41,0 3 0,5 27 4 4 3 3
110
3,4 33,0 3 0,5 34 5 5 3 4
110
4,2 26,0 4 0,5 42 5 5 4 6
110
5,3 21,0 5 1,0 53 5 5 5 7
110
6,3 17,6 6 1,0 63 6 6 6 9
110
6,6 17,0 6 1,0 66 6 6 6 9
110
8,1 13,6 7 1,5 81 6 6 7 11
110
10,0 11,0 8 1,5 100 7 7 8 14
110
12,3 9,0 10 2,0 123 8 8 10 16
110
15,1 7,4 12 2,0 151 9 9 12 20
in welding area
Table for PE
bead-up heat-up
Additional to the given bead-up force and to the welding force the moving force of the support must be added !
welding area
P (N/mm²)
02.11.2011 Working instructions WIDOS 4900 Page 25 / 1 of 46