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Figure 2 - Ten plug and seat ring assemblies (trim)
ROBINET
D'ISOLEMENT
Cv
Plug and
Seat ring No 9
0.004
to
0.0016
Plug and
Seat ring No 8
Plug and
Seat ring No 7
Plug and
Seat ring No 6
Plug and
Seat ring No 5
Plug and
Seat ring No 4
Plug and
Seat ring No 3
Plug and
Seat ring No 2
Plug and
Seat ring No 1
Plug and
Seat ring No 0
12a
12b
12c
12d
183
3 f
Orifice
Dia. 2mm
Orifice
Dia. 1,6mm
3e
3d
Orifice
Dia. 4,5mm
3c
Orifice
Dia. 9,5mm
3b
Orifice
Dia.
14,3
mm
3a
182
Cv
0.010
to
0.004
Cv
0.025
to
0.010
Cv
0.050
to
0.020
Cv
0.10
to
0.04
Cv
0.25
to
0.10
Cv
0.60
to
0.25
Cv
1.2
to
0.5
Cv
2.3
to
0.9
Cv
3.8
to
1.5
NEEDLE
VALVE
