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Product Description
DN50 DN65 Cylindrical Float Type Marine Air Vent Head Type D,DS
Type D and Type DS marine air pipe heads are designed, manufactured and inspected in accordance with the standard CB 20037-2012 or CB/T 3594-1944. They are suitable for oil and water tanks for various ships and offshore drilling platforms. The flanges of Type D are in standard CB/T 4196-2011 while Type DS are GB/T 2501-2010.
The optional range of nominal diameter is DN50~DN450, each model is also available in material of cast iron and nodular cast steel. The shape of DN 50 and DN 65 is different from DN80~450, here show the drawing of formmer type.
| Nominal DN | Structure Size | Flange Size | h | Weight | ||||||
| H | L | t | b | D | D1 | d0 | n | |||
| 50 | 170 | 160 | 6.5 | 16 | 135 | 103 | 15 | 6 | 17 | 6.32 |
| 140 | 110 | 14 | 4 | 6.24 | ||||||
| 65 | 217 | 195 | 15 | 155 | 123 | 15 | 6 | 22 | 10.66 | |
| 16 | 160 | 130 | 14 | 4 | 10.37 | |||||
| 80 | 215 | 240 | 7.5 | 15 | 170 | 138 | 15 | 8 | 27 | 22.60 |
| 18 | 190 | 150 | 18 | 4 | 23.01 | |||||
| 100 | 260 | 260 | 8 | 15 | 158 | 15 | 8 | 27.40 | ||
| 18 | 210 | 170 | 18 | 4 | 29.34 | |||||
| 125 | 312 | 340 | 15 | 215 | 183 | 15 | 10 | 44 | 33.70 | |
| 20 | 240 | 200 | 18 | 8 | 35.46 | |||||
| 150 | 357 | 357 | 9 | 16 | 208 | 15 | 12 | 53 | 39.02 | |
| 20 | 265 | 225 | 18 | 8 | 40.94 | |||||
| 200 | 431 | 430 | 16 | 295 | 264 | 15 | 12 | 60 | 63.70 | |
| 22 | 320 | 280 | 18 | 8 | 66.79 | |||||
| 250 | 508 | 494 | 9 | 18 | 365 | 327 | 17 | 14 | 78 | 90.10 |
| 24 | 375 | 335 | 18 | 12 | 93.32 | |||||
| 300 | 627 | 592 | 10 | 19 | 430 | 386 | 21 | 14 | 85 | 110.40 |
| 24 | 440 | 395 | 22 | 12 | 112.67 | |||||
| 350 | 730 | 642 | 20 | 480 | 436 | 21 | 16 | 95 | 121.50 | |
| 26 | 490 | 445 | 22 | 12 | 128.02 | |||||
| 400 | 830 | 725 | 11 | 21 | 530 | 486 | 21 | 16 | 120 | 240.34 |
| 28 | 540 | 495 | 22 | 16 | 258.12 | |||||
| 450 | 930 | 812 | 12 | 21 | 580 | 536 | 21 | 18 | 157 | 294.34 |
| 28 | 595 | 550 | 22 | 16 | 312.78 | |||||
| Note: Note 1: The upper value in the column of flange connection dimensions of the same nominal diameter is the connection size specified in GB/T 4196-2011, and the lower value is the connection size specified in GB/T 2501-2010. | ||||||||||
The rich variety of modes makes our air pipe head meet most ship-related application scenarios, and the strict quality requirements make our products durable and worry-free.
If any interest pls do not hesitate to contact us.
