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Knife gate Valves Pneumatically Operated
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Knifegate valve Series: EB Type: 5404 Ductile cast iron Pneumatic operated Wafer type
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Tables
Pressure- / temperature table
Orifice
-10< >20 °C
80 °C
100 °C
150 °C
200 °C
250 °C
300 °C
350 °C
DN50 - DN250
10.0 bar
10.0 bar
7.5 bar
6.8 bar
6.0 bar
5.6 bar
5.2 bar
5.0 bar
DN300 - DN400
6.0 bar
6.0 bar
4.5 bar
4.1 bar
3.6 bar
3.4 bar
3.1 bar
3.0 bar
DN450
5.0 bar
5.0 bar
3.8 bar
3.4 bar
3.0 bar
2.8 bar
2.6 bar
2.5 bar
DN500 - DN600
4.0 bar
4.0 bar
3.0 bar
2.0 bar
2.4 bar
2.2 bar
2.1 bar
2.0 bar
Maximum temperature table sealing
Sealing material
Temperature
max
Sealing material
Temperature
max
EPDM
120 °C
Silicone
250 °C
NBR
120 °C
PTFE
250 °C
FKM
200 °C
Metall
350 °C
Norm: EN (DIN)
Norm: EN (DIN)
Housing construction: 1-part
Housing construction: 1-part
Housing material: Ductile cast iron
Housing material: Ductile cast iron
Nominal inner diameter
DN100 (1)
DN125 (1)
DN150 (1)
DN200 (1)
DN250 (1)
DN300 (1)
DN50 (1)
DN65 (1)
DN80 (1)
Nominal inner diameter
Connection: Wafer type
Connection: Wafer type
Pressure rating
PN10 (8)
PN6 (1)
Pressure rating
Operation: Pneumatic double acting
Operation: Pneumatic double acting
Type of sealing: Bi-directional
Type of sealing: Bi-directional
Sealing: EPDM
Sealing: EPDM
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