Underground hydrant DN80 double or single closing

INDEX NO. 601

APPLICATION

Waterworks and fire-fighting installations.

DESIGN FEATURES

  • head, base – ductile iron EN GJS-500-7
  • column:
    – 601A- carbon steel S235JR
    – 601B – stainless steel (0H18N9 / AISI 304 / 1.4301)
    – 601C – ductile iron (EN GJS-500-7 / 5.3200 / EN JS1030)
    – 601D – carbon steel S235JR hot dip galv.
  • rolled stem made of stainless steel (2H13, AISI 420, 1.4021)
  • stem seal – o-ring
  • sealing at the outlet – polution deflector
  • self – draining when fully closed
  • rod:
    – column A, C, D – constructional steel with anti-corrosive coathing or stainless steel
    – column B – stainless steel
  • double or single piston closing system
  • closing pistons – ductile iron, fully vulcanised with EPDM
  • internal elements may be replaced under pressure (with the gate valve fully open)
  • tightening spring – stainless steel
  • rotating flange – for easier installation rotates 0° to 360°
  • optionally – brass bushing at piston working location
  • corrosion protection- epoxy coating

TECHNICAL DATA/ STANDARDS

  • design, requirements, test methods, application acc. PN-EN 14339, PN-EN 1074-6
  • material acc. PN-EN 1563, PN-79/H-74244, PN-EN 10088-1
  • flange PN16 acc. PN-EN 1092-2
  • operating wrench acc. PN-63/M-74085, DIN 3223
  • jaw connection acc. PN-M-51154