Blow-down valve - B 10 111-540 PN 40


Application
Valve intended for discharge of mud and
sludge from steam boilers for service
pressures and temperatures:


The valve is not suitable for regulation.

Technical description
The valve is provided with two handwheels.
Smaller wheel is mounted on a stem and is
intended for cleaning of a seat from rough
impurities, larger wheel is intended for
opening and closing of the valve. Disc is
rotary connected with stem. The stem is
sealed with gland packing in a yoke. Service
medium flow direction is under the disc.

Connecting and face-to-face dimensions
Basic connecting and face-to-face dimensions
are given in the table below.

Material
Body carbon steel (422643.1)
Stem stainless steel (class 17)
Disc stainless steel (class 17)
Seat stainless steel + overlay
Stem sealing PD 005-1

Installation
The valve can be installed in horizontal or
vertical piping.


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