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March 20, 2024 by Brina
The salient features include :-
- Precise double regulation
- Tamper-proof setting, with handwheel or lockshield
- Low flow-noise emission
- With or without Drain Cocks
- With or without Pressure Test Cocks
- Positive shut-off
- Exceeds IS 778 – 1984
- Can eliminate separate Flow Measuring Device.
- Threaded in Gun metal Construction
- Sizes upto 3″
- PTFE Sealing
- Economy in installation & Operation
Application
Gun Metal Screwed Ends Valves
Double regulating valves for open or closed hot water or stream central heating installation and chilled water or stream central heating installations and chilled water air-conditioning systems, specially designed for installation with high pump pressure and high/low rates with pH value between 4 and 9.5. Any process water/stream systems where precise pre-regulated Flow besides pressure drops are called for. It eliminates separate flow measuring system.
Installation Dimensions
- Max. operating pressure 16 bar (230 psi) at ambient temperature upto 45°c
- Max. operating flow temperature: Upto 200°C (392°F).
| National Size mm | 025 (1″) | 032 (1¼) | 040 (1½) | 050 (2″) | 085 (2½) | 080 (3″) |
| A | 90 | 110 | 120 | 150 | 180 | 200 |
| B1 | 118 | 135 | 135 | 148.5 | 192 | 222 |
| Spanner Size 8W | 41 | 60 | 66 | 70 | 85 | 100 |