CHECK VALVE VR
Application
The check valves meet the requiremens of the "water hammer".
The valves VR can be installed in horizontal or vertical position (flow upwards only).
Grooved ends allow a rapid and easy installation, which can be performed with two grooved couplings model R270P.
Technical Data
Working pressure: PN16.
Working temperature: from -10°C to +120°C (EPDM)
Materials
Body: ductile iron A-536 65-45-12, EN-JS1050;
Disc: EPDM coated
Seat: Stainless Steel AISI 316, BS970 316S16
Spring: Stainless Steel AISI 304, BS 970 304S15
Shaft: Stainless Steel AISI 420, ASTM BS970 420S37
Gasket: EPDM
Shaft Plug: Brass
Surface treatment: epoxy painting red RAL 3000.
| DN | Ø est. [inch] | Ø est. [mm] | A [mm] | B [mm] | C [mm] |
| 50 | 2" | 60,3 | 99 | 36 | 47 |
| 65 | 2"½ | 76,1 | 99 | 53 | 57 |
| 80 | 3" | 88,9 | 108 | 54 | 68 |
| 100 | 4" | 114,3 | 254 | 76 | 99 |
| 125 | 5" | 139,7 | 267 | 111 | 114 |
| 150 | 6" | 168,3 | 292 | 105 | 127 |
| 200 | 8" | 219,1 | 356 | 130 | 154 |
| Code | Name | Weight | Number of pieces | ||
|---|---|---|---|---|---|
| VR139 | 14.50 | 1 | Information request | ||
| VR219 | 38 | 1 | Information request |