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Wafer Check Valve CB/T3819-1999
China Wafer Check Valve CB/T3819-1999:
Wafer Check Valve should be installed horizontally, can not be installed out the outlet of pump and the turning site of the pipe.
Technical Specification:
Design Standard: CB/T3819-1999
Test Standard: GB600
Flange Size as per GB2501
| Nominal Pressure(MPa) | Nominal Diameter(mm) | Applicable Medium |
| 1.0 | 50～500 | Sea water, Fresh water |
Main Parts & Material:
Body-Bronze(QA19-2)
Disc-Bronze(ZQA19-2)
Seal Ring- Rubber (NBR)
Main Size List(mm):
| DN | D | d | H | Weight(kg) |
| 50 | 108 | 26 | 14 | 1.05 |
| 65 | 128 | 36 | 14 | 1.63 |
| 80 | 144 | 48 | 14 | 2.05 |
| 100 | 164 | 72 | 14 | 3.43 |
| 125 | 194 | 95 | 16 | 8.58 |
| 150 | 220 | 115 | 19 | 13.20 |
| 200 | 275 | 140 | 29 | 18.10 |
| 250 | 330 | 190 | 29 | 24.60 |
| 300 | 380 | 218 | 38 | 37.30 |
| 350 | 440 | 265 | 41 | 71.60 |
| 400 | 490 | 306 | 51 | 76.35 |
| 450 | 540 | 358 | 51 | 81.00 |
| 500 | 596 | 408 | 61 | 88.60 |