Mushroom Air Pipe Head CB/T3594-94 Type A/AS:
China Mushroom Air Pipe Head CB/T3594-94 Type A/AS:
Air Pipe Head is called 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.
Technical Specification:
Standard: CB/T3594-94
| Type | Name | Size | Application |
| A/AS | Mushroom Air Pipe Head | 50--250 | above the 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 | above the air pipe of oil tank |
| E/ES | Float Disc Type Air Pipe Head for Water Tank | above the air pipe of water tank | |
| FS | Float Ball Type Air Pipe Head for oil &water Tank | above the air pipe of oil &water tank |
Main Material:
1-Cover: Cast Iron
2-Screw:Bronze, Carbon Steel, Stainless Steel
3-Body: Cast Iron
4-Filter Screen: Brass
Main Size List for Type A/AS(mm):
| DN | Structure Dimension | Thickness | Cover | Flange Size | Weight (kgs) | ||||||||||||
| D | D1 | b | n | d0 | Cast Iron | ||||||||||||
| H | H1 | δ | d | h | Type A | Type AS | Type A | Type AS | Type A | Type AS | Type A | Type AS | Type A | Type AS | Type A | Type AS | |
| 50 | 110 | 85 | 6 | 76 | 128 | 135 | 140 | 103 | 110 | 15 | 16 | 6 | 4 | 15 | 14 | 4.08 | 4.17 |
| 65 | 120 | 90 | 80 | 150 | 155 | 160 | 123 | 130 | 14 | 16 | 6 | 4 | 15 | 14 | 5.63 | 5.73 | |
| 80 | 140 | 100 | 90 | 180 | 170 | 190 | 138 | 150 | 14 | 18 | 8 | 4 | 15 | 18 | 7.24 | 7.27 | |
| 100 | 160 | 120 | 7 | 105 | 200 | 190 | 210 | 158 | 170 | 14 | 18 | 8 | 4 | 15 | 18 | 11.91 | 12.5 |
| 150 | 175 | 130 | 8 | 120 | 250 | 240 | 265 | 208 | 225 | 14 | 20 | 12 | 8 | 15 | 18 | 20.4 | 22.4 |
| 200 | 190 | 150 | 6 | 130 | 300 | 295 | 320 | 264 | 280 | 15 | 22 | 12 | 8 | 15 | 18 | 26.44 | 26.93 |
| 250 | 220 | 180 | 8 | 140 | 350 | 365 | 375 | 327 | 335 | 16 | 24 | 14 | 12 | 17 | 18 | 31.71 | 36 |
