DYS-25P系列低溫升壓調壓閥
DYS-25P系列低溫升壓調壓閥 DYJ-25P Low Cryogenic pressure regulating valve
此類型專用低溫升壓調節閥主要用于低溫儲槽、槽車和罐車的升壓系統，廣泛用于LNG、液態乙烯及其它低溫介質，具有密封可靠、動作靈敏、壓力穩定可靠和防靜電的特點。
This type is special low-temperature step-down regulator is mainly used for low temperature storage tank, tank car and tank car step-down system, widely used in LNG, ethylene and other low temperature liquid medium, with reliable sealing, action quick, the characteristics of the pressure is stable and reliable, and anti-static.
主要技術參數 Main technical parameters
公稱壓力/Nominal pressure:2.5MPa
設計溫度/Design temperature:-196℃～+80℃
適用介質/Applicable medium:LNG 、LO2、LN2、LAr
連接方式/Connection method:螺紋
| 主要零部件名稱 Main components name | 材料 Materials |
| 閥體/Valve body | ZG0Cr18Ni9 |
| 閥瓣/Valve disc | 0Cr18Ni9Ti |
| 主密封件/Main seal | PTFE或PCTFE |
| 調節螺桿/Valve stem | OCr18Ni9 |
| 型號 Model | 主要外形和連接尺寸 Main form and the connection size (mm) | 公稱壓力 Nominal pressure | 調壓范圍 Scope of pressure adjustment |
| H | H1 | D | B | （MPa） | （MPa） |
| DYS-25P | 256 | 272 | Ф32.5 | 10 | 2.5 | 0.2~0.8 |
| DYS-25P/A1 | 256 | 272 | Ф32.5 | 10 | 2.5 | 1.2~3.0 |
| DYS-25P/A2 | 256 | 272 | Ф32.5 | 10 | 2.5 | 0.8~1.6 |
