[Man.Distr]Re: Swing Check Valve

And how does one ensure that it dont pass after being put back in service? If the line is isolated, i would rather make the fix at the workshop, leak test it then install it back.

• In PipingDesign@yahoogroups.com, Geoff Stone DD&D Australia <blenrayaust@y...> wrote:
  > Hi,
  >
  > There is a swing check valve made for the water industry that
  allows the disc to be removed with hinged pin. It still has to be isolated but you dont have to remove the valve body or the pin. Manufacturer is in Europe, AVK. Perhaps this is what the specifier is after.
  >
  > Otherwise I dont see how one could remove the disc whilst in
  service, certainly not with hydrocarbons.
  >
  > More information please.
  >
  > Geoff
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  > Design Detail and Development (a division of Blenray Pty Ltd)
  >
  > Mail Address PO Box 1351 Castle Hill NSW 1765 Australia Tel Mob
  0402 35 2313 Office 02 8850 2313 AH 02 8850 2324
  > We specialise in pipe network and waterhammer analysis, pipe
  stress analysis, the design of buried pipelines and thermoplastic pipe systems.
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