widos 4900 - Page 26

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]

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)
125
3,1 41,0 4 0,5 31 4 4 4 4
125
3,9 33,0 4 0,5 39 5 5 4 5
125
4,8 26,0 5 1,0 48 5 5 5 6
125
6,0 21,0 6 1,0 60 6 6 6 8
125
7,1 17,6 7 1,5 71 6 6 7 10
125
7,4 17,0 7 1,5 74 6 6 7 10
125
9,2 13,6 9 1,5 92 7 7 9 13
125
11,4 11,0 11 1,5 114 8 8 11 15
125
14,0 9,0 13 2,0 140 9 9 13 18
125
17,1 7,4 15 2,0 171 9 10 15 22
140
3,5 41,0 4 0,5 35 5 5 4 4
140
4,3 33,0 5 0,5 43 5 5 5 6
140
5,4 26,0 6 1,0 54 5 5 6 7
140
6,7 21,0 8 1,0 67 6 6 8 10
140
8,0 17,6 9 1,5 80 6 6 9 11
140
8,3 17,0 9 1,5 83 7 7 9 12
140
10,3 13,6 11 1,5 103 7 7 11 14
140
12,7 11,0 13 2,0 127 8 8 13 17
140
15,7 9,0 16 2,0 157 9 10 16 20
140
19,2 7,4 19 2,5 192 10 11 19 24
160
4,0 41,0 5 0,5 40 5 5 5 5
160
4,9 33,0 7 1,0 49 5 5 7 7
160
6,2 26,0 8 1,0 62 6 6 8 9
160
7,7 21,0 10 1,5 77 6 6 10 11
160
9,1 17,6 11 1,5 91 7 7 11 13
160
9,5 17,0 12 1,5 95 7 7 12 13
160
11,8 13,6 14 1,5 118 8 8 14 16
160
14,6 11,0 17 2,0 146 9 9 17 19
160
17,9 9,0 21 2,0 179 10 11 21 23
160
21,9 7,4 25 2,5 219 11 12 25 27
02.11.2011 Working instructions WIDOS 4900 Page 25 / 2 of 46