LPG
Technical Details
5.110
FLEXWELL®-LPG Pipe Systems for Petrol Station
s
Product schem
e
Pipelines, end couplings, straight couplings, steel duct
s
Execution
Type
Nominal
Pressure
Connection
Material
Work
-
LPG
diameter
connection method
No.
shee
t
PN
remark
s
Pipeline
22/33
20
25
helically corrugated primary pipe 1.4404/1.4571 LPG 5.12
0
30/40
25
armouring
1.430
1
39/50
32
48/61
40
60/74
50
*
End coupling
22/33
¾"
25
with welding end
25CrMo4
LPG 5.20
1
30/40
1"
up to –20 °C
ST 52.
3
39/50
1 ¼"
(1.0570
)
48/61
1 ½"
up to –50 °C
CrN
i
60/74
2"
1.440
4
End coupling
22/33
¾"
25
with NPT thread
25CrMo4
LPG 5.21
1
30/40
1"
up to –50 °C
39/50
1 ¼
"
48/61
1 ½"
60/74
2"
30/40
¾"
with NPT thread
25CrMo
4
39/50
¾"
reduce
d
End coupling
22/33
20
25
with collar and split
flange
25CrMo4
LPG 5.22
1
30/40
25
acc. to DIN EN 1092-1,
P355N
L
39/50
32
PN 40
48/61
40
up to –50 °C
60/74
50
22/33
20
with collar and split
flange
25CrMo
4
30/40
25
acc. to ANSI (300lb/B16.5)
P355N
L
39/50
32
Execution
Type
Nominal
Pressure
Connection
Pipe
Material
Work
-
LPG
diameter
connection method sleeve
No.
shee
t
PN
remarks
on sit
e
Straight coupling
22/33
20
25
up to –50 °C
25CrMo4
LPG 5.401
30/40
25
1.457
1
39/50
32
48/61
40
60/74
50
Steel duct
22/33
20
76.1 x 2.9 split plastic
LPG 5.515
30/40
25
88.9 x 3.2 spacer an
d
39/50
32
114.3 x 3.6 heat shrin
k
48/61
40
114.3 x 3.6 tub
e
60/74
50
139.7 x 4.
0
* other dimensions available upon reques
t
19.03.2026 Subject to technical changes. Page 4
