Marine Cast Iron JIS Air Vent Head (DN100-DN450)
Product Description
Marine Cast Iron Air Vent Head JIS-KS91A-121:
Air Vent Head also can be called as air pipe head, is used for the ventilation of the oil tank or water tank on the vessel.
Test Standard: JIS 7400-1996
Flange size as per JIS B2220 - 5K
* The flange size also can be manufactured according to 10K, 16K.
Main Material:
| S/N | Name | Material | S/N | Name | Material |
| 1 | Hex Bolt | STS304 | 8 | Screen Cover | SS400 |
| 2 | Cover | SS400 | 9 | Float Disc | STS304 |
| 3 | Packing | NBR | 10 | Hex Bolt | STS304 |
| 4 | Body | FC200,FCD450 | 11 | Packing | NBR |
| 5 | Hex Bolt | STS304 | 12 | Spring Washer | STS304 |
| 6 | Rubber Ring | NBR | 13 | Guide Bolt | STS304 |
| 7 | Wire Screen | STS304 | | | |
Main Size List(mm):
| Dimension (mm) | Weight (kgs) | |||||||||
| DN | D2 | D3 | HT | H1 | T | N-d1 | A | A3 | R | |
| 100 | 165 | 200 | 220 | 160 | 16 | 8-19 | 245 | 155 | 250 | 23 |
| 125 | 200 | 235 | 250 | 180 | 16 | 8-19 | 270 | 180 | 288 | 34 |
| 150 | 230 | 265 | 285 | 208 | 18 | 8-19 | 316 | 216 | 330 | 47 |
| 200 | 280 | 320 | 365 | 269 | 20 | 8-23 | 394 | 274 | 432 | 72 |
| 250 | 345 | 385 | 430 | 314 | 22 | 12-23 | 485 | 325 | 546 | 120 |
| 300 | 390 | 430 | 530 | 367 | 22 | 12-23 | 550 | 384 | 616 | 178 |
| 350 | 435 | 480 | 570 | 415 | 24 | 12-23 | 661 | 425 | 714 | 196 |
| 400 | 495 | 540 | 640 | 475 | 24 | 12-23 | 703 | 457 | 749 | 235 |
| 450 | 555 | 605 | 713 | 522 | 24 | 12-23 | 816 | 510 | 836 | 298 |