The check valve is designed to prevent the backflow of well fluid from the flow header into the annulus.
- Meets technical requirements API 6A
- Nominal size, mm (in): 50-103 (2 1/16-4 1/16)
- Work pressure, MPa (PSI): 14-105 (2000-15000)
- Service environment: oil, gas, solution, water
- Work temperature, °С: from -60 to +60
- Material class: АА, ВВ, СС, DD, ЕЕ, FF
Specifications
№ | Type | Nominal size, mm | Work pressure PSI/MPa | |||||
mm | in | 2000/14 | 3000/21 | 5000/35 | 10000/70 | 15000/105 | ||
1 | FCV | 50 | 2 1/16 | + | + | + | + | + |
2 | FCV | 65 | 2 9/16 | + | + | + | + | + |
3 | FCV | 78 | 3 1/16 | – | – | – | + | + |
4 | FCV | 80 | 3 1/8 | + | + | + | – | – |
5 | FCV | 103 | 4 1/16 | + | + | + | + | + |