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Valves - Diaphragm Valves
Diaphragm Valves from Selfa are the standard range of UHP diaphragm valves within a large group of companies which are engaged in building high-tech systems in cleanroom environments.
The valves are cleaned, assembled and packaged in a cleanroom enivronment according to UHP specifications. Moreover, they are available in 3 different internal finishes: 0,15 / 0,25 / 0,40 Ra µm, various port configurations with pneumatic or manual actuation.
3D
2D
C | Face seal female 1/4 |
---|---|
C1 | Face seal female 1/4 |
c | 25,4 mm |
Ø D | 27 mm |
L | 44,5 mm |
L1 | 35,3 mm |
H | Open: 142,8 mm Closed: 140,8 mm |
h | 11,2 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal female 1/4 |
---|---|
C1 | Face seal female 1/4 |
c | 25,4 mm |
Ø D | 42 mm |
L | 27 mm |
L1 | 35,3 mm |
H | 72,5 mm |
h | 11,2 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal female 1/4 |
---|---|
C1 | Buttweld 1/4 |
c | 25,4 mm |
L | 44,5 mm |
L1 | 27 mm |
L2 | 35,3 mm |
H | Open: 142,8 mm Closed: 140,8 mm |
h | 11,2 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal male 1/4 |
---|---|
C1 | Face seal female 1/4 |
c | 25,4 mm |
L | 44,5 mm |
L1 | 27 mm |
L2 | 35,3 mm |
H | Open: 76,1 mm Closed: 75,8 mm |
h | 11,2 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal male 1/4 |
---|---|
C1 | Face seal male 1/4 |
c | 25,4 mm |
Ø D | 45 mm |
L | 27 mm |
L1 | 35,3 mm |
H | Open: 78 mm Closed: 77,1 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal male 1/4 |
---|---|
C1 | Face seal male 1/4 |
c | 25,4 mm |
Ø D | 27 mm |
L | 44,5 mm |
L1 | 35,3 mm |
H | Open: 142,8 mm Closed: 140,8 mm |
h | 11,2 mm |
Ø Nominal seat | 4 mm |
More information
3D
2D
C | Face seal male 3/8 |
---|---|
C1 | Face seal female 3/8 |
c | 29 mm |
Ø D | 45 mm |
L | 29 mm |
L1 | 35,3 mm |
H | Open: 78 mm Closed: 77,1 mm |
Ø Nominal seat | 8 mm |
More information
3D
2D
C | Buttweld 1/2 |
---|---|
C1 | Buttweld 1/2 |
C2 | Face seal female 3/8 |
c | 29 mm |
Ø D | 45 mm |
L | 29 mm |
L1 | 35,3 mm |
H | Open: 78 mm Closed: 77,1 mm |
Ø Nominal seat | 8 mm |
More information
3D
2D
C | Face seal male 1/2 |
---|---|
C1 | Face seal female 1/2 |
Ø D | 44,5 mm |
Ø D1 | 25,4 mm |
L | 70,6 mm |
L1 | 35,3 mm |
L2 | 29 mm |
H | 80 mm |
h | 11,2 mm |
Ø Nominal seat | 8 mm |
More information
3D
2D
C | Buttweld 1/2 |
---|---|
C1 | Buttweld 1/2 |
c | 29 mm |
Ø D | 45 mm |
L | 29 mm |
L1 | 35,3 mm |
H | Open: 78 mm Closed: 77,1 mm |
Ø Nominal seat | 8 mm |
More information
3D
2D
C | Face seal female 3/8 |
---|---|
C1 | Face seal female 1/2 |
c | 29 mm |
L | 44,5 mm |
L1 | 29 mm |
L2 | 35,3 mm |
H | Open: 75 mm Closed: 74,7 mm |
h | 11,2 mm |
Ø Nominal seat | 8 mm |
More information
3D
2D
C | Buttweld 3/8 |
---|---|
C1 | Buttweld 3/8 |
c | 29 mm |
L | 44,5 mm |
L1 | 29 mm |
L2 | 35,3 mm |
H | Open: 75 mm Closed: 74,7 mm |
h | 11,2 mm |
Ø Nominal seat | 8 mm |
More information
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Brand
Polishing
Surface finish
Material seal
Material seat
Configuration valve
Connection type
Material Actuation Handle
Other Materials used
Material back-up Diaphragm (non-wetted parts)
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