- Item Code: GM039
- Pressure Rating: PN-25
- Testing Standard: BSEN 12266 PART-1
- Size Range: 6mm to 100mm
- Product Standard: BS 5154
Suitable For
Material Specification
| P. No. | NAME OF PART | MATERIAL | SPECIFICATION | |
|---|---|---|---|---|
| 1 | BODY | GUN METAL | BSEN 1982 Gr.CC491K | |
| 2 | DISC | GUN METAL | BSEN 1982 Gr. CC491K | |
| 3 | COVER | GUN METAL | BSEN 1982 Gr. CC491K | |
Dimensional Data
| SIZE (mm) | 6 | 8 | 10 | 15 | 25 | 32 | 40 | 50 | 65 | 80 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| L | 40 | 45 | 57 | 68 | 78 | 95 | 103 | 125 | 157 | 178 | 206 |
| ∅b | - | 9.5 | 9.5 | 11.0 | 22.5 | 29.0 | 35.0 | 45.0 | 63.5 | 76.2 | 96 |
| ~H | 23 | 26 | 32 | 36.5 | 50 | 53 | 63.5 | 71.5 | 76 | 110 | 115 |
| Rp | 1/4" | 3/8" | ½" | 3/4" | 1" | 1-1/4" | 1-1/2" | 2" | 2-1/2" | 3" | 4" |
| Item Code | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 | GM 039 |
Principle Features
- Design Std.: BS 5154.
- Screwed in cover.
- Gun Metal / Brass working parts, integral seat.
- Metal to metal seating.
- Disc is guided in body as well in cover to resist vibration induced by high flow velocity.
- Screwed female BSP parallel threads to BS21 / IS:554.
- Permit flow in one direction and closes automatically if the flow reverses.
- Suitable for only horizontal installation.
- Also available with Rubber / PTFE Seating for Air and Gas applications at an extra cost.
PRESSURE RATING: PN-25
| TEST PRESSURE(Hydrostatic) | |
|---|---|
| BODY | SEAT |
| 37.5 BAR (g) | 27.5 BAR (g) |
END CONNECTION
- Screwed Female Parallel Threads to BS21 / IS:554.
- Taper Threads available only upon request.
UTILISATION & SERVICE
- “LEADER” Gun Metal Horizontal Lift Check valves are suitable for above-ground installations.
- Best suited for hot & cold water, air, neutral liquids.
WORKING PRESSURE
- Maximum Working Pressure: 25 Bar.
- See Pressure/Temperature Diagram.
TEMPERATURE & LIMITS
- Maximum working temperature: 225°C.
- See Pressure / Temperature Diagram.