en - Installation and planning notes
176
Substitute pipe
lengths
Type of bend
Substitute pipe
length
PRI 210
PRI 214
PRI 217
90° bend
r = 2 d
0.25 m
45° bend
r = 2 d
0.15 m
90° bend
r = d
0.35 m
45° bend
r = d
0.25 m
90° concertina bend
r = 2 d
0.7 m
45° concertina bend
r = 2 d
0.55 m
90° segmented bend
(3 welded seams)
r = 2 d
0.45 m
45° segmented bend
(3 welded seams)
r = 2 d
-
90° bend, Westaflex
ducting
r = d
-
r = 2 d
0.5 m
r = 4 d
0.35 m
45° bend, Westaflex
ducting
r = d
-
r = 2 d
0.4 m
r = 4 d
0.3 m
According to the number of bends, the substitute pipe lengths must
be deducted from the maximum permissible pipe length.
Содержание PRI 210
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