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Vitrified clay drain pipes

Perforated Vitrified clay pipes are used as drains predominantly for house drainage and at refuse dumps. They catch the ground water and seepage and carry them to the collector. vitrified clay drain pipes are laid in a gravel filter.

A minimum grain size of 16mm is necessary due to the diameter of the holes in the perforated pipes.

Produces as (1/2) or (3/4) perforated pipes as per EN 295/5 standard

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Nominal
Size
DN 
Internal
Diameter
d1 
External
Diameter
d3 
L
+/-2% 
Diameter
of hole
(a) 
Number of holes per piece   Perforation
Type
FN
KN/M
Radia
Z1
Longitudinal
Z2
Total
  100   100 +/- 3   131 +/- 3   1000   13  7  10  70  A   28
 9  10  90  A
  150   151 +/- 5   186 +/- 4   1500   13  7  16  112  A   28
 9  16  144  A
  200   202 +/- 5   242 +/- 5   1500   13  7  16  112  A   32
 9  16  144  A
  250   250 +/- 6   296 +/- 6   2000   13  7  22  154  B   40
 9  22  198  B
  300   302 +/- 7   351 +/- 7   2000   13  7  22  154  B   48
 9  22  198  B
  400   402 +/- 8   460 +/- 8   2000   13  7  22  154  B   48
 9  22  198  B
  500   496 +/- 9   581 +/- 9   2000   13  7  22  154  B   60
 9  22  198  B
  600   603 +/- 12   721 +/- 12   2000   13  7  22  154  B   96
 9  22  198  B
  700   704 +/- 15   831 +/- 15   2000   13  7  22  154  B   84
 9  22  198  B
  800   805 +/- 17   941 +/- 17   2000   13  7  22  154  B   96
 9  22  198  B