AVK Series 555/401 Donkin Softseal Gate Valve

The Series 555/401 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.

Features

  • 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 and sealed with hot
    melt
  • Suitable for under pressure drilling and tapping
    operations
  • Suitable for end of line service
  • Integral lifting lugs on valves 25kg+
  • Stem seal replaceable under pressure
  • Profiled ‘O’ ring body/bonnet joint
  • Twin pack black epoxy coating minimum 75 microns
  • Embodied carbon data available upon request
  • Optional 25mm stem cap,handwheel and position
    indicator
  • Valve installation tracker
  • Stainless steel spindle

Reference Numbers & Dimensions

AVK ref. no.DN (mm)BR (DN)H3 (mm)HF (mm)L (mm)W (mm)Turns to openTheoretical weight (kg)
555-050-04-011503500.5329262178152912
555-080-04-011503800.540931920319012.521
555-100-04-0115031000.544934122922915.526
555-150-04-0115031500.7556443126727914.545
555-200-04-0115032000.756805182923432069
555-250-04-0115032500.7588068333044224127
555-300-04-0115033000.7599676635648328165
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