7 Fusion
Operating instructions GF 500
22
Heating element butt fusion of HD-PE
Time/Pressure tables according to DVS 2207/1
S 8.3
SDR 17.6
Pipe outer diameter
200
225
250
280
315
355
400
450
500
Wall thickness
mm
11.4
12.8
14.2
15.9
17.9
20.1
22.7
25.5
28.4
Fusion surface
mm²
6755
8533
10519
13192
16707
21148
26907
34007
42077
Equalization/fusion
pressure
bar 7 9 11 14 18 22 29 36 45
Bead
height
mm
1.5 2.0 2.0 2.0 2.0 2.5 2.5 2.5 3.0
Heating
pressure
bar
1 1 1 2 2 3 4 5 6
Heat
soak
time
sec 114 128 142 159 179 201 227 255 284
Change-over
time
sec 8 8 9 9 10 10 11 12 13
Pressure
build-up
time sec 8 8 9 10 11 12 13 14 15
Cooling
time
min
16 17 19 20 23 25 28 31 35
S 8
SDR 17
Pipe outer diameter
200
225
250
280
315
355
400
450
500
Wall thickness
mm
11.9
13.4
14.8
16.6
18.7
21.1
23.7
26.7
29.7
Fusion surface
mm²
7032
8908
10936
13736
17407
22133
28018
35507
43881
Equalization/fusion
pressure
bar 7 9 12 15 18 23 30 38 47
Bead
height
mm
1.5 2.0 2.0 2.0 2.0 2.5 2.5 3.0 3.0
Heating
pressure
bar
1 1 2 2 2 3 4 5 6
Heat
soak
time
sec 119 134 148 166 187 211 237 267 297
Change-over
time
sec 8 8 8 9 10 10 11 12 13
Pressure
build-up
time sec 8 8 9 10 11 12 13 14 15
Cooling
time
min
16 18 19 21 24 26 29 33 36
S 6.3
SDR 13.6
Pipe outer diameter
200
225
250
280
315
355
400
450
500
Wall thickness
mm
14.7
16.6
18.4
20.6
23.2
26.1
29.4
33.1
36.8
Fusion surface
mm²
8557
10868
13388
16788
21268
26968
34230
43352
53551
Equalization/fusion
pressure
bar 9 12 14 18 23 29 36 46 57
Bead
height
mm
2.0 2.0 2.0 2.5 2.5 3.0 3.0 3.0 3.0
Heating
pressure
bar
1 2 2 2 3 4 5 6 8
Heat
soak
time
sec 147 166 184 206 232 261 294 331 368
Change-over
time
sec 9 9 10 10 11 12 13 14 16
Pressure
build-up
time sec
10 10 11 11 11 14 15 17 19
Cooling
time
min
19 21 23 26 29 32 36 40 45