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Double orifice air release valve
Double orifice air release valve
Remarks:
1.Design according to BS EN 1074-4:2000
2.Test according to EN 12266-1:2012
Working pressure:16kg/cm3 Shell test pressure:25kg/cm³ Seat test pressure:18kg/cm³
3.Media: water, neutral oil
4.External and internal coating:100% fusion-bonded epoxy
5.Material 304, 316 used in bolt, nut and washer can be available by requirements.
1.Design according to BS EN 1074-4:2000
2.Test according to EN 12266-1:2012
Working pressure:16kg/cm3 Shell test pressure:25kg/cm³ Seat test pressure:18kg/cm³
3.Media: water, neutral oil
4.External and internal coating:100% fusion-bonded epoxy
5.Material 304, 316 used in bolt, nut and washer can be available by requirements.
DIMENSION:MM
| DN | L | H | D | K | D1 | D2 | n-d | b | f | W | Weight/kg |
| 40 | 227 | 319 | 150 | 110 | 84 | 40 | 4-19 | 19 | 3 | 206 | 20 |
| 50 | 227 | 319 | 165 | 125 | 99 | 50 | 4-19 | 19 | 3 | 206 | 20 |
| 40/65 | 227 | 319 | 185 | 110-145 | 118 | 50 | 4-19 | 19 | 3 | 206 | 21 |
| 65 | 227 | 319 | 185 | 145 | 118 | 65 | 4-19 | 19 | 3 | 206 | 21.5 |
| 80 | 227 | 319 | 200 | 160 | 132 | 80 | 8-19 | 19 | 3 | 206 | 22 |
| 100 | 238 | 413 | 220 | 180 | 156 | 100 | 8-19 | 19 | 3 | 280 | 34.5 |
| 150 | 238 | 413 | 285 | 240 | 211 | 150 | 8-23 | 19 | 3 | 280 | 38 |
| 200 | 238 | 413 | 340 | 295 | 266 | 150 | 12-23 | 20 | 3 | 280 | 43 |
| 250 | 238 | 413 | 405 | 355 | 319 | 150 | 12-28 | 22 | 3 | 280 | 46.5 |
| 300 | 238 | 413 | 460 | 410 | 370 | 150 | 12-28 | 24.5 | 4 | 280 | 50 |
MATERIAL FOR MAIN PARTS
| No. | Part Name | Material | Remarks | No. | Part Name | Material | Remarks | ||
| 1 | Body | Ductile Iron | EN1563-GJS-450-10 | BS2789 | 12 | O-ring | EPDM | EN681-1 | BS2494 |
| 2 | Float Guide | ABS | 13 | Side Body | Ductile Iron | EN1563-GJS-450-10 | BS2789 | ||
| 3 | Float | ABS | 14 | Cap | Nylon/Brass | ||||
| 4 | Support | ABS | 15 | Gasket | EPDM | EN681-1 | BS2494 | ||
| 5 | Seat Ring | EPDM | EN681-1 | BS2494 | 16 | Bracket | Nylon | ||
| 6 | Seat Support | ABS | 17 | Adjusting Screw | Stainless Steel | EN ISO15481 | BS4174 | ||
| 7 | Cover | Ductile Iron | EN1563-GJS-450-10 | BS2789 | 18 | Seat | EPDM | EN681-1 | BS2494 |
| 8 | Washer | Carbon Steel | EN ISO7089 | BS4320 | 19 | Hinge Pin | Stainless Steel | EN ISO1234 | BS1574 |
| 9 | Nut | Carbon Steel | EN ISO4032 | BS3692 | 20 | Side Float | ABS | ||
| 10 | Hexagon Bolt | Carbon Steel | EN ISO4014 | BS3692 | 21 | Hexagon Bolt | Carbon Steel | EN ISO4014 | BS3692 |
| 11 | Cowl | Ductile Iron | EN1563-GJS-450-10 | BS2789 | 22 | Washer | Carbon Steel | EN ISO7089 | BS4320 |
Qingdao Haifa Valves Manufacturing Co.,Ltd.
Tiejiazhuang, Chengyang District, Qingdao, PR of China
Tel: +86 13953219972 E-mail: admin@highfarvalve.com
We reserve the right to modify the above information without notice.
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