Donkin DUCTILE IRON/POLYETHELENE SOFTSEAL VALVE PN4/7

PE Ended, PUR Coated, St St Spindle. GIS/V7:Part 1

Jon Briarfield AVK Market Sector Manager Donkin Gas Valves

Jon Briafield

Market Sector Manager – Gas

PE Ended Gate Valve to GIS/V7-1 and GIS/PL3. Temperature -10 ºC to + 40 ºC. Pressure range: 7 Bar (100psig) with PE 100 Tails, 4 Bar (60psig) with PE 80 Tails.

The Series 555/371 PE Softseal Valve is a double faced, resilient seat, internal screw, full bore, PE ended wedge gate valve. It is designed primarily for the isolation of natural gas and manufactured gas underground when fused in line on a PE main distribution system and comes with the new Donkin PUR coating system which allows the valve to be buried without further protection. Manufactured and approved to specification GIS/V7:Part 1

Variant 555/371-002
Connection: PE Pipe Ends
Material: Ductile Iron
DN: DN125 - DN400
PN: PN 7
Closing direction: Clockwise to Close

Features

  • High integrity coating for buried service.
  • Valve installation tracker.

  • PE ends eliminates mechanical joint requirement below ground.
  • Full double block and bleed with pressure relieving plug
  • Soft seal positive shut off, metal to metal secondary seal
  • Stainless steel spindle

  • Maintenance free
  • Self supporting base for ease of installation and stockholding
  • Full bore valve
  • Integral lifting lugs on all sizes
  • Profiled ‘O’ ring body/bonnet joint
  • PE100 SDR11 as standard
  • Embodied carbon data available upon request.

Options

  • PE 80 Tails (PE100 standard)
  • Viton ‘O’-rings
  • PE100 profuse pipe
  • Street access down pipe adaptor to provide a cost effective solution for underground installations
  • Available with flanged ends in ductile iron and steel, fusion bonded epoxy coating and stainless steel fasteners.
  • 20 year warranty.

Reference nos. and dimensions:

Close Download package
Ref. no. BR
DN
H
mm
H2
mm
H3
mm
L
mm
PD
mm
PE L
mm
SDR Turns
to open
W
mm
3D drawings Enquiry
555-125-63-76133040 RP0.5 302 98 400 767 125 255 11 15.5 188
555-400-63-78133440 RP0.75 731 247 978 1450 400 190 11 27 517

Downloads

Datasheets
Certificate(s)
Price list

Components

1. Body Ductile iron GJS-450-10
2. Bonnet Ductile iron GJS-450-10
3. Wedge Cast iron GJL-250
4. Spindle Stainless Steel 1.4305 (303)
5. Seals NBR
6. Fastenings Hot dip galvanized 8.8 steel
7. Coating Epoxy

Test/Approvals

  • Tested according to EN12266-1. Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar)

     

  • Made in Great Britain

Standards

  • Designed according to GIS/PL3, Designed according to GIS/V7 Part 1
0 Files In the package
Our website uses cookies for statistical analysis, to improve our website and serve you optimally. By browsing our website or closing this banner, you consent to the use of cookies.
Cookie Policy