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Seat seal
PTFE
Metal
Pressure / temperature correlation for globe valve bodies
Connection
Material
code
code
8
10
11
39
8
39
* The valves can be used down to -10°C
Pressure-temperature correlation for connection code 48: DN 15 - 40 see connection code 10, DN 50 see connection code 8.
Correlation* Kv value, operating pressure, regulating cone number
Nominal size
DN
15
20
25
32
40
50
Please always order standard regulating cone with special function "C" – rigid valve plug.
7
Order data
Body configuration
2/2-way body
Connection
Flanges
Flanges EN 1092 / PN16 / form B,
length EN 558, series 1,
ISO 5752, basic series 1
Flanges EN 1092 / PN25 / form B,
length EN 558, series 1
ISO 5752, basic series 1
Flanges EN 1092 / PN40 / form B,
length EN 558, series 1
ISO 5752, basic series 1
Flanges ANSI Class 150 RF,
face-to-face dimension FTF EN 558 series 1,
ISO 5752, basic series 1
Flanges drilled according to JIS 20K (DN 15 - 40),
Flanges drilled according to JIS 10K (DN 50),
length EN 558, series 10,
ASME/ANSI B 16.10 table 1, column 16
Note
Overview available valve bodies see datasheet table on
page 4
Regulating cone
For the regulating cone no. (R-No.) - linear or equal-percentage
(mod.)- please refer to the table
537
Maximum permissible seat leakage class
Standard
DIN EN 60534-4
DIN EN 60534-4
Max. allowable operating pressures in bar at temperature °C*
RT
37
16.0
37
25.0
37
40.0
37
19.0
90
16.0
90
17.0
RT = Room Temperature
Kv value
Operating
pressure [bar]
[m³/h]
4,0
40
6,3
40
10,0
40
16,0
40
25,0
40
40,0
16
Code
Code
R-No.
Test procedure
Leakage rate
1
1
100
150
16.0
14.5
25.0
22.7
40.0
36.3
16.0
14.8
16.0
15.5
16.0
14.8
All pressures are gauge pressures.
Actuator
size
1
1
1
1
1
1
Valve body material
D
1.4408, Investment casting
EN-GJS-400-18-LT (GGG 40.3), SG iron
Seat seal
PTFE
PTFE, glass fibre reinforced
8
Other seat seals on request
Control function
10
Manually operated with handwheel lock nut
11
Bonnet size
Handwheel diameter 90 mm
39
Handwheel diameter 90 mm
Handwheel extension
Version
48
Gland packing PTFE / PTFE
suitable for contact with food according
to EU Regulation 1935/2004
Media temperature -10 to 210 °C
(only with seat seal Code 5G and 10)
18 / 28
Test medium
VI
air
IV
air
200
250
13.4
12.7
21.0
19.8
33.7
31.8
13.6
12.0
14.7
13.9
13.9
12.1
Regulating cone no.
linear
equal-percentage
RS271
RS281
RS272
RS282
RS273
RS283
RS274
RS284
RS275
RS285
RS276
RS286
300
11.8
18.5
29.7
10.2
11.2
10.2
Code
37
90
Code
5
5G
Code
0
Code
1
1E
Code
2013
2023
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