Float valve sub is a special tool to prevent the blow out. It is available with plate type float valve sub and arrow type float valve sub.
型号 Type | 阀直径 D (mm | 阀槽直径 DFR +0.4 ) 0 (mm) | 阀长度 Lfv ( 参考) | 浮阀接头内螺纹 | 其它连接 | ||
螺纹 Connection | 阀槽长度 LR±1.6 (mm) | 螺纹 Connection | 阀槽长度 LR±1.6 (mm) | ||||
1R | 42.1 | 42.9 | 149.2 | 2-3/8REG | 231.8 | NC23 | 231.8 |
1F-2R | 48.4 | 49.2 | 158.8 | 2-7/8 REG | 254.0 | NC26 | 241.3 |
2F-3R | 61.1 | 61.9 | 165.1 | 3-1/2 REG | 266.7 | NC31 | 260.4 |
3F | 71.4 | 72.2 | 254.0 | - | - | 3-1/2FH | 355.6 |
3-1/2F | 79.4 | 80.2 | 254.0 | - | - | NC38 | 362.0 |
4R | 88.1 | 88.9 | 211.1 | 4-1/2 REG | 325.4 | NC44 | 331.8 |
4F | 92.9 | 93.7 | 304.8 | - | - | NC46 | 425.4 |
5R | 98.4 | 99.2 | 247.6 | 5-1/2 REG | 374.6 | NC50 | 368.3 |
5F-6R | 121.4 | 122.2 | 298.4 | 6-5/8 REG | 431.8 | 5-1/2IF | 431.8 |
5F-6R | 121.4 | 122.2 | 298.4 | 7-5/8 REG | 438.2 | 5-1/2FH | 431.8 |
5F-6R | 121.4 | 122.2 | 298.4 | 8-5/8 REG | 441.3 | NC61 | 444.5 |
6F | 144.5 | 145.2 | 371.5 | 8-5/8 REG | 514.4 | 6-5/8IF | 504.8 |
© 2017 Wolfni Limited. All rights reserved. 蜀ICP备11016153号 | Privacy | Terms | Help | Site Map | Contact |