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Description
The VR is an angle seat check valve, with weighted PVC piston, that permits fluid to flow in one direction only.
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Features
-
Size Range from ND 15 to ND 50 (1/2” to 2”)
-
Pressure rate up to 16 bar (232 psi) at 20°C (68°F): see dimensional table.
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Seals in EPDM or FPM
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Maintenance without disassembling the valve from the plant
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Dimensions
|
d |
DN |
PN |
A |
B |
L |
H |
g |
|
|
|
|
max |
|
|
|
|
|
16 |
10 |
16 |
125 |
72 |
14 |
114 |
125 |
|
20 |
15 |
16 |
125 |
72 |
16 |
124 |
135 |
|
25 |
20 |
16 |
145 |
84 |
19 |
144 |
225 |
|
32 |
25 |
16 |
165 |
95 |
22 |
154 |
360 |
|
40 |
32 |
16 |
190 |
111 |
26 |
174 |
590 |
|
50 |
40 |
16 |
210 |
120 |
31 |
194 |
835 |
|
63 |
50 |
16 |
240 |
139 |
38 |
224 |
1420 |
Commercial codes
|
d |
DN |
|
Code EPDM |
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Code FPM |
|
|
|
|
|
|
|
|
|
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16 |
10 |
|
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VRDV016E |
|
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VRDV016F |
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20 |
15 |
|
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VRDV020E |
|
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VRDV020F |
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25 |
20 |
|
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VRDV025E |
|
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VRDV025F |
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32 |
25 |
|
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VRDV032E |
|
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VRDV032F |
|
40 |
32 |
|
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VRDV040E |
|
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VRDV040F |
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50 |
40 |
|
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VRDV050E |
|
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VRDV050F |
|
63 |
50 |
|
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VRDV063E |
|
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VRDV063F |
Connection Standards
Solvent welding: ISO 727, UNI EN1452, DIN 8063, NFT54-028 coupling to pipes complying with ISO161/1, UNI EN 1452, DIN 8062, NFT54-016.
Flow rate
|
d |
16 |
20 |
25 |
32 |
40 |
50 |
63 |
|
DN |
10 |
15 |
20 |
25 |
32 |
40 |
50 |
|
Kv100 (l/min) |
47 |
110 |
205 |
375 |
560 |
835 |
1300 |
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Parts List
| 1 |
Body |
| 2 |
Piston |
| 3 |
Bonnet |
| 4 |
O-Ring seal |
| 5 |
Flat gasket |
| 6 |
Lock nut |
| 7 |
Split ring |
| 8 |
Socket seal O-Ring |
| 9 |
End connector |
| 10 |
Union-nut | |
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Engineering Specifications
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Accessories
- End connectors in PE100 SDR11
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Other Versions
VRUIV - Check Valve with unionised metric series plain female ends for solvent welding
VRUFV - Check valve with unionised BS parallel threaded female ends
VROV ISO-DIN - Check Valve with DIN 2501 backing rings
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