N Tubing Retrievable Safety Valve
N Tubing Retrievable Safety Valve
The N Type tubing retrievable safety valve is a single rod piston non elastomer flapper valve. The valve includes the non-elastomer hydraulic actuator along with metal-to-metal body joints and closure mecha- nism.
Features and Benefit
Non-elastomer dynamic piston seals 100% metal-to-metal flapper
Clean-out ports in flow tube’s upper end
Metal-to-metal face seat at flow tube downstop
Applications
Gas Well HTHP Well
Deep-set Application
Technical Data
Tubing Size | Max.OD | Internal Packing Bore | Pressure Rating | ||||
in. | mm | in. | mm | in. | mm | psi | MPa |
2 3/8 |
60.33 | 3.63 | 92 |
1.875 |
48 | 5,000 | 35 |
3.70 | 94 | 5,000 | 35 | ||||
3.97 | 101 | 10,000 | 70 | ||||
2 7/8 |
73.03 | 4.56 | 116 |
2.125-2.313 |
54-59 | 5,000 | 35 |
4.65 | 118 | 5,000 | 35 | ||||
4.91 | 125 | 10,000 | 70 | ||||
3 1/2 |
88.9 | 5.03 | 128 |
2.562-2.813 |
70-71 | 5,000 | 35 |
5.20 | 132 | 5,000 | 35 | ||||
5.38 | 137 | 10,000 | 70 | ||||
5.62 | 143 | 15,000 | 105 | ||||
4 1/2 |
114.30 | 5.965 | 151 |
3.750-3.813 |
95-97 | 7,500 | 50 |
6.62 | 168 | 10,000 | 70 | ||||
6.73 | 171 | 15,000 | 105 | ||||
6.97 | 177 | 20,000 | 140 | ||||
Other profile and size available upon request.