The Double Orifice Air Valve is a leading solution in air control technology. Designed to prevent vacuum formation within pipelines, this valve helps maintain consistent flow and keeps systems functioning efficiently.
Flange drilled to EN1092-2
Size: DN50 - DN300
Standard: EN1074-4, BS, ANSI.
Working pressure: 10bar/16bar/25bar.
Testing pressure:
Shell: 15bar/24bar/37.5bar.
Seal: 11bar/17.6bar/27.5bar.
Material: Ductile iron GGG40/50 /Cast Iron GG25/Carbon Steel
Float ball: SS304, ABS or NBR.
Coating: Internal and external with fusion bonded epoxy coating. min250μm or liquid epoxy painting.
The Double Orifice Air Valve is a leading solution in air control technology. Designed to prevent vacuum formation within pipelines, this valve helps maintain consistent flow and keeps systems functioning efficiently.
This advanced valve features two separate orifices – one for air intake and one for air release. This design enables optimal control over air pressure, ensuring reliable performance in even the most demanding applications.
With its durable construction, the Double Orifice Air Valve can withstand harsh environmental conditions and maintain consistent operation over time. Its high-quality materials and advanced design make it an ideal choice for a wide range of industries, including water treatment, oil and gas, and chemical processing.
Installation is easy and straightforward, thanks to the valve's compact design and user-friendly features. The Double Orifice Air Valve is built to last, requiring minimal maintenance and delivering outstanding performance for years to come.
Choose the Double Orifice Air Valve for your air control needs – and experience the highest level of performance and reliability available on the market today.
Flange drilled to EN1092-2
Standard: EN1074-4, BS, ANSI.
Size: DN50 - DN300
Working pressure: 10bar/16bar/25bar.
Testing pressure:
Shell: 15bar/24bar/37.5bar.
Seal: 11bar/17.6bar/27.5bar.
Material: Ductile iron GGG40/50 /Cast Iron GG25/Carbon Steel
Float ball: SS304, ABS or NBR.
Coating: Internal and external with fusion bonded epoxy coating. min250μm or liquid epoxy painting.
MATERIAL OF MAIN PARTS:
No | Part | Material | Standard | |||
US | BS | DIN | EN | |||
1 | Body | Ductile iron | BS2789 500-7 | DIN1693 GGG50 | EN1563 GJS500 | |
2 | Float guide | ABS | ||||
3 | Float | ABS | ||||
4 | Drain plug | Stainless steel | BS970 304S 15 | |||
5 | Support | ABS | ||||
6 | Seat ring | EPDM | BS2494 | EN681.1 | ||
7 | Seat support | ABS | ||||
8 | Cover | Ductile iron | BS2789 500-7 | DIN1693 GGG50 | EN1563 GJS500 | |
9 | Washer | Zinc-plated steel | BS4190 | |||
10 | Nut | Zinc-plated steel | BS4190 | |||
11 | Cowl | Ductile iron | BS2789 500-7 | DIN1693 GGG50 | EN1563 GJS500 | |
12 | Washer | Zinc-plated steel | BS4190 | |||
13 | Nut | Zinc-plated steel | BS4190 | |||
14 | Bolt | Zinc-plated steel | BS4190 | |||
15 | O-ring | EPDM | BS2494 | EN681.1 | ||
16 | Side body | Ductile iron | BS2789 500-7 | DIN1693 GGG50 | EN1563 GJS500 | |
17 | Cap | Nylon | ||||
18 | Gasket | EPDM | BS2494 | EN681.1 | ||
19 | Bracket | Nylon | ||||
20 | Screw | Stainless steel | BS970 304S 15 | |||
21 | Seat | BS2494 | EN681.1 | |||
22 | Hinge pin | Stainless steel | BS970 304S 15 | |||
23 | Side float | ABS | ||||
24 | Stud | Zinc-plated steel | BS4190 | |||
Product Dimensions:
| DN | H | flange dimensions comply with DIN2501 | ||||||||||
| D | D | C | C | g | g | f | t | t | n-d | n-d | ||
| 1 | 1.6 | 1 | 1.6 | 1 | 1.6 | 1 | 1.6 | 1 | 1.6 | |||
| 50 | 400 | 165 | 165 | 125 | 125 | 99 | 99 | 3 | 19 | 19 | 4-19 | 4-19 |
| 65 | 400 | 185 | 185 | 145 | 145 | 118 | 118 | 3 | 19 | 19 | 4-19 | 4-19 |
| 80 | 448 | 200 | 200 | 160 | 160 | 132 | 132 | 3 | 19 | 19 | 8-19 | 8-19 |
| 100 | 448 | 220 | 220 | 180 | 180 | 156 | 156 | 3 | 19 | 19 | 8-19 | 8-19 |
| 150 | 650 | 285 | 285 | 240 | 240 | 211 | 211 | 3 | 19 | 19 | 8-23 | 8-23 |
| 200 | 710 | 340 | 340 | 295 | 295 | 266 | 266 | 3 | 20 | 20 | 8-23 | 12-23 |
| 250 | 930 | 395 | 405 | 350 | 355 | 319 | 319 | 3 | 22 | 22 | 12-23 | 12-28 |
| 300 | 930 | 445 | 460 | 400 | 410 | 370 | 370 | 4 | 24.5 | 24.5 | 12-23 | 12-28 |
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