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Classification
地 址：上海市金山区朱泾镇仙乐路93号
此类型专用低温截止阀主要用于低温和深冷介质的管路系统，具有开关灵活、密封可靠的特点。
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.
公称压力/Nominal pressure:4.0MPa
设计温度/Design temperature:-196℃～+80℃
适用介质/Applicable medium:LNG 、LO2、LN2、LAr
连接方式/Connection method:承插焊
| 主要零部件名称 Main components name | 材料 Materials | |
| 阀体/Valve body | ZG0Cr18Ni9 | |
| 阀瓣/Valve disc | 0Cr18Ni9 | |
| 阀盖/Valve cover | ZG0Cr18Ni9 | |
| 阀杆/Valve stem | 0Cr18Ni9 | |
| 手轮/Hand wheel | Y102 | |
| 主密封件/Main seal | PCTFE | |
| 型号/Model | 主要外形和连接尺寸/Main form and the connection size (mm) | |||||||
| H(开） | H(关） | D | D0 | D1(英制) | D2 | B | L | |
| DJF-3/8"DA | 128 | 122 | Ф65 | Ф13 | Ф17.8 | Ф24 | 6 | 60 |
| DJF-½"DA | 146 | 137 | Ф80 | Ф15 | Ф22.2 | Ф29.5 | 6 | 65 |
| DJF-¾"DA | 152 | 141 | Ф80 | Ф20 | Ф27.7 | Ф36 | 8 | 80 |
| DJF-1"DA | 175 | 161 | Ф100 | Ф25 | Ф34.5 | Ф43.5 | 8 | 90 |
| DJF-1¼"DA | 187.5 | 172.5 | Ф100 | Ф32 | Ф43.2 | Ф53 | 8 | 105 |
| DJF-1½"DA | 216 | 198.4 | Ф125 | Ф40 | Ф48.7 | Ф62 | 8 | 120 |
| DJF-2"DA | 225 | 204 | Ф140 | Ф50 | Ф61.1 | Ф72 | 10 | 140 |
