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Cast Iron NRV
Also know as REFLUX Valve.Non Return Valves are used in pipelines to reduce water hammer and to prevent back flow of water to the pump from rising mains.
| S.No | Description | No. | Material | Specifications |
|---|---|---|---|---|
| 1 | Cover | 1 | Cast Iron | IS 210 Gr. FG200 |
| 2 | Bolts & Nuts | To Suit | Carbon Steel | IS 1363 (Part 1) / IS 1363 (Part 3) |
| 3 | Gasket | 1 | Rubber | IS 638 Type B |
| 4 | Hinge Pin | 1 | H.T. Brass | IS 320 Gr. HT2 |
| 5 | Disc Ring | 1 | Leaded Tin Bronze / N. Rubber | IS 318 Gr. LTB2 / – |
| 6 | Body Seat Ring | 1 | Leaded Tin Bronze | IS 318 Gr. LTB2 |
| 7 | Body | 1 | Cast Iron | IS 210 Gr. FG200 |
| 8 | Hinge | 1 | Cast Iron | IS 210 Gr. FG200 |
| 9 | Disc | 1 | Cast Iron | IS 210 Gr. FG200 |
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Additional information
| Size |
2"-20 |
|---|---|
| Brand |
Ekaam , Dhrona |
| Product Standard |
IS-5312 (Part-1) |
| Pressure / Class Rating |
PN-1.6 |
| Body Material Cum Standard |
Cast Iron (IS 210 Gr. FG 200) |
| Product Description |
Bolted Cover |
| Type of Seat |
Renewable Seat |
| Type of Disc |
Renewable Disc |
| Trim |
Cu-Alloy |
| Seat Facing |
Rubber Facing |
| End Details |
Flanged Ends as per IS:1538 PN-1.0 Flat Face (Drilled) |
| Test Pressure |
Body: 1.5 Mpa (Hyd.) , Seat: 1.0 Mpa (Hyd.) |
| Max. Working Temperature |
45°C |
Description
Additional information
| Size |
2"-20 |
|---|---|
| Brand |
Ekaam , Dhrona |
| Product Standard |
IS-5312 (Part-1) |
| Pressure / Class Rating |
PN-1.6 |
| Body Material Cum Standard |
Cast Iron (IS 210 Gr. FG 200) |
| Product Description |
Bolted Cover |
| Type of Seat |
Renewable Seat |
| Type of Disc |
Renewable Disc |
| Trim |
Cu-Alloy |
| Seat Facing |
Rubber Facing |
| End Details |
Flanged Ends as per IS:1538 PN-1.0 Flat Face (Drilled) |
| Test Pressure |
Body: 1.5 Mpa (Hyd.) , Seat: 1.0 Mpa (Hyd.) |
| Max. Working Temperature |
45°C |
