Donkin Series 555 Cast Iron Gate Valves

Flanged Ends. GIS/V7:Part 1

Flanged Gate Valve to GIS/V7:Part 1. Maximum Working Pressure: 7 Bar (100 psig). Temperature Range: -10°C to +60°C. Fluids for Standard Valve: Natural Gas. Fluids for Optional Valve: Manufactured Gas (Viton 'O'Rings)

The Series 555 Softseal Valve is a double-faced, resilient seat, internal screw, clear bore wedge gate valve. It is designed primarily for the isolation of natural gas and manufactured gas.  Manufactured and approved to specification GIS/V7:Part 1

Variant 555/300-001
Connection: Flanged
Material: Cast Iron
DN: DN80 - DN300
PN: PN 7
Closing direction: Clockwise to Close

Features

  • Maximum Working Pressure: 7 Bar (100 PSIG)
  • Temperature Range: -10°C to +60°C
  • Full double block and bleed facility with pressure relieving plug
  • Soft seal positive shut off, metal to metal secondary seal
  • Maintenance free
  • Self supporting “flange feet” for ease of installation and stockholding
  • Fasteners fully encapsulated with hot melt
  • Profiled ‘O’ ring body/bonnet joint
  • Suitable for under pressure drilling and tapping operations
  • Suitable for end of line service
  • Integral lifting lugs on all sizes
  • EN1092 PN16 flanges
  • Embodied carbon data available upon request
  • Options:
    • Pressure point/by-pass bosses cast into the valve as standard, can be drilled and plugged to suit customer requirements
    • Alternative flange drillings
    • Viton 'O' Rings
    • Fusion bonded epoxy coating
    • Also available in ductile iron, steel and with factory fitted PE tails

Reference nos. and dimensions:

Close Download package
AVK ref. no. BP
DN
BR
DN
H
mm
H3
mm
HF
mm
HH
mm
L
mm
W
mm
Turns
to open
Theoretical
weight/kg
3D drawings Enquiry
555-080-03-010 RP0.5 RP0.5 288 388 307 308 203 200 13.5 23
555-100-03-010 RP0.75 RP0.5 303 413 322 323 229 220 15.5 26
555-150-03-010 RP0.75 RP0.75 391 539 410 411 267 285 14.5 54
555-200-03-010 RP0.75 RP0.75 478 648 497 498 292 340 19 82
555-250-03-010 RP0.75 RP0.75 820 850 684 628 330 405 25 150
555-300-03-010 RP0.75 RP0.75 696 926 763 707 356 460 27 200

Downloads

Datasheet (PDF)
Certificate(s)
Installation, Operation & Maintenance
Price list

Components

1. Body Cast iron GJL-250
2. Bonnet Cast iron GJL-250
3. Wedge Cast iron GJL-250
4. Spindle Steel 11SMn30 (EN1A)
5. Pressure relief plug Steel 11SMn30 (EN1A)
6. Seals NBR
7. Fastenings Steel gr. 8.8, zinc plated
8. Thrust collar Brass CZ132

Test/Approvals

  • Tested according to EN12266-1

Standards

  • Designed according to GIS/V7 Part 1
  • Face to face according to EN 558 table 3 basic series 3
  • Standard flange drilling to EN1092 (ISO 7005-2), PN 16
0 Files In the package
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