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Marine Equipment
Marine Cast Iron Air Vent Head JIS -KS91A-121(DN100-DN450)
Air Vent Head also can be called as air pipe head, is used as the ventilation of the oil tank or water tank on the vessel. Flange size as per JIS B2220 - 5K * The flange size als...
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Marine Cast Iron Air Vent Head JIS -KS91A-121(DN100-DN450)
PDF Datasheet
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China Marine Cast Iron Air Vent Head JIS -KS91A-121(DN100-DN450):
Air Vent Head also can be called as air pipe head, is used as the ventilation of the oil tank or water tank on the vessel.
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 |
Remarks: The flange size in the above list is JIS 5K.