Air Pipe Head or can be called as marine air vent head, air pipe joint. It is used on the air pipe system of oil or water tank in the vessels and the offshore drilling platform. There are the types A/AS,B/BS,C/CS,D/DS,E/ES,FS.
Standard: CB/T3594-94, CBM1105-81, CBM1106-81, GB1858-80
Flange Size as per GB569 or GB2501
Gooseneck Air Pipe Head Type B/BS also can be manufactured with thread connection.
| Type | Name | Size | Application |
| A/AS | Mushroom Air Pipe Head | 50--250 | on the top of air pipe of oil &water tank |
| B/BS | Gooseneck Air Pipe Head | ||
| C/CS | Sounding & Ventilation Air Pipe Head | 50--100 | |
| D/DS | Float Disc Type Air Pipe Head for Oil Tank | 50-450 | on the top of air pipe of oil tank |
| E/ES | Float Disc Type Air Pipe Head for Water Tank | on the top of air pipe of water tank | |
| FS | Float Ball Type Air Pipe Head for oil &water Tank | on the top of air pipe of oil &water tank |