Brief introduction
Brief introduction ：
Arrow Back Pressure Valve: It is an integrated tool which can prevent dowhole kick from blowout, also keep off the blowout accident. Thus reducing mud loss and ensuring a clean rig floor.
Specifications:
Technical Specifications :
Model | O.D (mm) | I.D (mm) | Connection thread | Max sealing pressure (Mpa) |
FJ89 | 89 | 33 | NC26 | 35 70 |
FJ105 | 105 | 44 | NC31 | 35 70 |
FJ121 | 121 | 56 | NC38 | 35 70 |
FJ159 | 159 | 70 | NC46 | 35 70 |
FJ165 | 165 | 82 | NC50 | 35 70 |
FJ168 | 168 | 82 | NC50 | 35 70 |
FJ178 | 178 | 82 | 5-1/2FH | 35 70 |
FJ203 | 203 | 82 | 6-5/8REG | 35 70 |
FJ229 | 229 | 82 | 7-5/8REG | 35 70 |