> I have seen some mechanical device (Hammer blind Valve) which is
installed
> in oil terminal in between two gate valve(Mov) near by tankage
in/out let.
> Hammer blind valve consists of body in beteen the spectacle
blind( Fig 8)
> is installed. The advantages for this type valve is that the
open or closed
> part can be installed by simply with the help of handle.
is this the three-bolt version?
Paul Received on Wed Oct 17 09:01:00 2001
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