Re: Valves!!

the triple offset such as those made by orbit is a good bet. offset butterfly is now becoming popular for esd (emergency shutdown) service and may meet the bubble tight classification youre looking for. contact mfr to verify (better still request for a techno commercial offer).

• In PipingDesign@y..., Geoff Stone DD&D Australia <blenrayaust@y...> wrote:
  > You might like to try Neles (Jamesbury). They used t have severe
  service
  > butterfly valves.
  > --- Steve McKenzie <Mechproj@x...> wrote:
  > > Hi Raj
  > >
  > > Its a bit tough for a true butterfly valve where the spindle is
  in line with
  > > the disc. However some of the offset "butterfly" valves may do it.
  > > suggest you try Keystone and ask about Vanessa or K-Loc.
  > >
  > > Cheers
  > >
  > > Steve McKenzie
  > >
  > > -----Original Message-----
  > > From: Rajesh_V_Balapure@r... [mailto:Rajesh_V_Balapure@r...]
  > > Sent: Thursday, May 09, 2002 11:21 PM
  > > To: PipingDesign@y...
  > > Subject: [PipingDesign] Valves!!
  > >
  > >
  > >
  > >
  > > Dear members,
  > > Can butterfly valves be used
  for
  > > TSO(tight shut off) class -VI.
  > > Service is mild corrosive, general hydrocarbon (temp.350-450
  > > Deg,Cen.,press.-10 to 60 bar).
  > >
  > > If it is possible could anybody suggest some vendors .
  > >
  > > Regards,
  > >
  > > Raj..
  > >
  > >
  > >
  > >
  > >
  > >
  > >
  > >
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