the exhaust valve will quickly draw air into the pipeline to prevent pipe vibration or rupture.
technical parameter
Nominal pressure | Nominal diameter | Applicable media | Applicable temperature | Flange standard | Test standard |
PN1.0/1.6MPa | DN50-300mm | Water 、sewage | 0-80℃ | GB/T17241.6 | GB/T13927 |
valve body | Valve cover | Floating ball | Lever frame | lever | Stopper |
Ductile iron | Ductile iron | stainless steel | stainless steel | Aluminum bronze | Aluminum green steel |
CARX Drawing of compound exhaust valve
Main connection dimensions
DN | D | D1 | H | N—Φd |
PN10 | PN16 | PN10 | PN16 | PN10 | PN16 |
50 | 165 | 165 | 125 | 125 | 280 | 4—Φ19 | 4—Φ19 |
80 | 200 | 200 | 160 | 160 | 365 | 8—Φ19 | 8—Φ19 |
100 | 220 | 220 | 180 | 180 | 395 | 8—Φ19 | 8—Φ19 |
150 | 285 | 285 | 240 | 240 | 485 | 8—Φ23 | 8—Φ23 |
200 | 340 | 640 | 295 | 295 | 570 | 8—Φ23 | 8—Φ23 |
250 | 395 | 405 | 350 | 355 | 655 | 12—Φ23 | 12—Φ23 |
300 | 445 | 460 | 400 | 410 | 750 | 12—Φ23 | 12—Φ23 |