GM123 Gun Metal / Bronze Pressure Reducing Valve PN-20 (Screwed)
- Item Code: GM0123
- Pressure Rating: PN-20
- Testing Standard: BS 6755 PART-1
- Size Range: 32mm to 80mm
- Product Standard: Mfg. Standard
Suitable For
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Material Specification
GM123 Gun Metal / Bronze Pressure Reducing Valve PN-20 (Screwed)
| P. No. | NAME OF PART | MATERIAL | SPECIFICATION | |
|---|---|---|---|---|
| 1 | TOP COVER PLUG | BRASS ROD | BS 2872 0R BS 2872 Gr.CZ122 | |
| 2 | TOP COVER | GUI METAL | BSEN 1982 Gr. CC491K | |
| 3 | BODY SEAL | EPDM | SHORE HARDNESS 60± 4 | |
| 4 | BODY | GUN METAL | BSEN 1982 Gr. CC491K | |
| 5 | DISC HOLDER | BRASS ROD | BS 2872 0R BS 2872 Gr.CZ122 | |
| 6 | DISC | NEOPRENE RUBBER | BS2752 Gr. C70 | |
| 7 | STEM | GUN METAL | BSEN 1982 Gr. CC491K | |
| 8 | ‘O’RING (STEM) | EPDM | SHORE HARDNESS 60±4 | |
| 9 | ‘O’RING (PISTON) | EPDM | SHORE HARDNESS 60±4 | |
| 10 | SPRING | SILICON STEEL | ZINC PLATED | |
| 11 | BOTTOM COVER | GUN METAL | IS 318 Gr. LTB2 | |
| 12 | ADJUSTING SCREW | H.T. BRASS | BS 2872 Gr.CZ122 | |
| 13 | BOTTOM COVER PLUG | PVT | ||
| 14 | ‘O’RING (TOP COVER) | EPDM | SHORE HARDNESS 60±40 | |
Dimensional Data
| SIZE (mm) | 32 | 40 | 50 | 65 | 80 |
|---|---|---|---|---|---|
| C | 91 | 91 | 91 | 110 | 140 |
| ~B | 64.5 | 64.5 | 64.5 | 68 | 94 |
| ~A | 98 | 98 | 101 | 110 | 146 |
| Rc | 1 1/4″ | 1 1/2″ | 2″ | 2-1/2″ | 3″ |
| Item Code | GM 123 | GM 123 | GM 123 | GM 123 | GM 123 |
Principle Features
- Screwed Female Ends to BS:21 / IS : 554.
- Spring Loaded Piston Type design provided with high-quality Nitrile Rubber “O” ring to have less maintenance cost.
- Provision for pressure gauge is provided.
- Designed to suite precise applications requiring accurate pressure rating (pressure drop being less).
- Most ideal for Sensitive & a consistent fluid regulation.
- No external source of energy required.
- Very rugged type of construction leads to low damages and self-operating in nature.
- Can be installed at 360 Deg. Rotational Axis.
- Screwed Female Ends.
- Metal piston offers more life than conventional rubber diaphragm-type PRV.
- Compact Size, easy to install.
- Facility provided to install a pressure gauge of 1/4” BSP size to gauge the critically relevant outlet pressure.
- All ‘O’ rings are of superior food-grade material, hence ensuring absolute zero health hazard.
PRESSURE RATING: PN-20
| TEST PRESSURE(Hydrostatic) | |
|---|---|
| BODY | SEAT |
| 20 BAR | 0.5 to 6 BAR (Max.) |
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