DJF-D系列低溫長袖截止閥
DJF-D系列低溫長袖截止閥 DJF-D Low-Temperature Long Axis Cut-off Valve
此類型專用低溫截止閥主要用于低溫和深冷介質(zhì)的管路系統(tǒng)，具有開關(guān)靈活、密封可靠的特點。
These low-temperature stopping valves are mainly used in pipeline systems with low-temperature and deep cold mediums.featured in its flexible operation and reliable sealing.
主要技術(shù)參數(shù) Main technical parameters
公稱壓力/Nominal pressure:4.0MPa
設(shè)計溫度/Design temperature:-196℃～+80℃
適用介質(zhì)/Applicable medium:LNG 、LO2、LN2、LAr
連接方式/Connection method:承插焊
| 主要零部件名稱 Main components name | 材料 Materials | |
| 閥體/Valve body | ZG0Cr18Ni9 | |
| 閥瓣/Valve disc | 0Cr18Ni9 | |
| 閥蓋/Valve cover | ZG0Cr18Ni9 | |
| 閥桿/Valve stem | 0Cr18Ni9 | |
| 手輪/Hａnd wheel | Y102 | |
| 主密封件/Main seal | PCTFE | |
| 型號/Model | 主要外形和連接尺寸/Main form and the connection size (mm) | ||||||
| H(開） | H(關(guān)） | D | D0 | D1 | D2 | L | |
| DJF-65D | 523 | 497 | Ф200 | Ф65 | Ф60 | Ф85 | 216 |
| DJF-80D | 549 | 521 | Ф250 | Ф80 | Ф75 | Ф103 | 241 |
| DJF-100D | 635 | 601 | Ф320 | Ф100 | Ф95 | Ф120 | 292 |
| DJF-125D | 627 | 592 | Ф315 | Ф125 | Ф118 | Ф160 | 400 |
| DJF-150D | 665 | 630 | Ф315 | Ф150 | Ф147 | Ф186 | 375 |
