Gate valve of ZS
PN 16 – PN 100
(ANSI 150 – ANSI 600)
Gate valve of
steel, fully-welded construction is intended to be used in a gas pipeline.
The main task of
such fixture is protection of other fixture that is not very resistant to contamination and
that is installed in technological line (of a gas pipeline), during pipelines’
ZS gate valve
can be used as a by-pass during gas pipeline’s commissioning and in shut-off
and relief systems.
of a wedge and connection pipe are pad welded with hard metal, then they are
grinded and thanks to it metal lic sealing is obtained.
A thread of a
spindle is placed inside the body, and the spindle is of non-rising type.
direction is possible. Permanent sealing is provided, both with one-way and two-way supply with gas
not required during the operation in gas pipelines.
The range of work
temperature is TS -30 ÷ +60 °C.