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 |

Type
kg
Pack.
Avail.
Art.Cod.
Price
Q.ty