UNDERGROUND HYDRANT

 

DESCRIPTION

  • NAFFCO underground fire hydrants are valves of screw down type and are suitable for a maximum working pressure of 16 bar.
  • The underground fire hydrants are manufactured to comply to BS 750:2012 and EN 14339:2005 standards with screwed outlet threaded to BS 336:2010 standard.

Description

SPECIFICATION

Model NHYD058
Valve Type Screw down (type 2C)
Nominal Size & Flange Drilling Flange-X

Flange-Y

Flange-Z

PN16, DN80, BS EN 1092-2

PN16, DN80, BS EN 1092-2

PN16, DN80, BS EN 1092-3

Working Pressure 16 Bar maximum
Test Pressure (Body) Body 25 Bar
Seat 20 Bar
Flange Drilling BS 4504 Part : 2 : 1974 Table : 16/21

 

FEATURES

 

Certification BSI Kitemark certified
Body material Body material made of grey cast iron to BS 1503-3
Material for the screwed outlet Made of high tensile brass to BS 12163:2011

 

  • A wiper ring is positioned above the spindle sealing to prevent the ingress of foreign matter
  • Each hydrant shot is blasted (inside and outside) to SA 2 1/2 std
  • All cast iron parts are thoroughly cleaned and painted
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