LIQUIDMETAL GLOBAL SERVICES

Underground Hydrant (Kitemark / LPCB Approved)

TECHNICAL INFORMATION

Specifications

Model Number NHYD058
Valve Type Screw down (type 2C)
Nominal Size & Flange Drilling Flange-X Flange-Y Flange-Z PN16, DN80, BS EN 1092-2 PN16, DN50, BS EN 1092-2 PN16, DN50, BS EN 1092-3
Working Pressure 16 bar maximum
Test Pressure Body 25 bar
Test Pressure Seat 20 bar

BILL OF MATERIAL

Sl.No. Description Material
1 Body Grey Cast Iron(C.I) to BS EN 1561
2 Body Seating Seal Rubber to BS 1154
3 Spindle Stainless steel to BS EN 10088-1
4 Bonnet Grey Cast Iron(C.I) to BS EN 1561
5 Spindle Cap Grey Cast Iron to BS EN 1561
6 Spindle (Stem) Seal Rubber to BS 1154
7 Gland Grey Cast Iron to BS EN 1561
8 Gland Wiper Ring Teflon
9 Outlet High Tensile Brass to BS 12163: 2011
10 Outlet Cap Grey Cast Iron to BS EN 1561
11 Outlet Gasket Rubber to BS 1154
12 Drain Bolt Forged Steel

Underground Hydrant (Kitemark / LPCB Approved)

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Our under ground 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.

Features

  • BSI Kitemark certified.
  • Body material made of grey cast iron to BS EN1561.
  • Material of spindle and threaded part of valves which engages with it is made of stainless steel to BS 10088-1.
  • Material for the screwed outlet is made of high tensile brass to BS 12163:2011.
  • Spindle sealing (two seals) is of the toroidal sealing ring (‘0’ ring) type and are capable of changing while the valve is under pressure and fully closed.
  • A wiper ring is positioned above the spindle sealing’s to prevent the ingress of foreign matter.
  • Each hydrant shot is blasted (inside and outside) to SA 2 ½ std.
  • All cast iron parts are thoroughly cleaned and painted.
Resources

Kitemark Approval Certificate Download
Technical Datasheet Download
Technical Drawing Download