China Air Vent Head Float Disc:
Air Vent Head Float Disc is the float disc of marine cast iron air vent head CB/T3594-94 Type D/DS, E/ES.
Material: SUS304, SUS316
Main Size(mm):
| Size | Outer Diameter | Disc Height | Total Height | Stem Size |
| DN50 | Φ64 | 34 | 45 | 14*1 |
| DN65 | Φ84 | 34 | 50 | 14*1 |
| DN80 | Φ94 | 34.5 | 50 | 14*1 |
| DN80 | Φ104 | 34.5 | 50 | 14*1 |
| DN100 | Φ112 | 37 | 65 | 14*1 |
| DN100 | Φ122 | 37 | 65 | 14*1 |
| DN125 | Φ136 | 39 | 70 | 14*1 |
| DN125 | Φ140 | 39 | 70 | 14*1 |
| DN150 | Φ160 | 45 | 80 | 14*1 |
| DN150 | Φ174 | 45 | 80 | 14*1 |
| DN200 | Φ220 | 56 | 100 | 19*1 |
| DN200 | Φ230 | 56 | 100 | 19*1 |
| DN250 | Φ282 | 62 | 130 | 19*1 |
| DN300 | Φ340 | 78 | 140 | 19*1 |
| DN350 | Φ375 | 73 | 160 | 19*1 |