Content
Cryogenic Ball Valve
Manual Type / Pneumatic Cylinder Type / Hydraulic Cylinder Type
| MODEL | KM171-APC / KM171-APC / KM171-AHC |
|---|---|
| Service | LNG, LN2, LH2 and other Cryogenic Gas/Liquid |
| Temperature Range | -196 °C ~ 80 °C |
| Pressure Rating | Class 150 ~ 2500 |
| Size Range | 1/2″ ~ 24″ |
| Valve Design | Floating / Trunnion / Wedge |
| Material | Stainless Steel |
| Seat Material | Soft Seat (PTFE/PCTFE) |
| Operation | Lever / Gear Operated / Pneumatic Cylinder / Hydraulic Cylinder |
| End Connection | Flanged / Butt Weld / Socket Weld / Threaded |
| Feature | Bi-Directional Flow / Fire-Safe Design / Anti-Static / Low Emission Packing |
| Leakage Class | API598 / BS6364 / ISO 28921-1 / MSS SP-134 |
| Application | LNG Carrier, FSRU, FLNG, LNG Terminal, LNG DF Vessel, Oxygen Plant Etc. |
Introduction
专为-196°C及以下极低温环境设计，用于LNG、液氧等介质的安全控制。
采用加长阀盖（Extended Bonnet）结构，有效隔绝外部热量侵入，保护阀杆（Stem）免受冻结影响；通过高密封性能及90°旋转快速启闭，实现低压损与高可靠运行。
