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A Leader in Downhole Tools Hunan Victor Petrotech Service Co.,Ltd
8 Years
| Ask Lasest Price | |
| Brand Name : | VCTSY |
| Model Number : | DLF1-1---DLF2-2 |
| Price : | RMB/USD |
| Payment Terms : | T/T |
| Supply Ability : | As per request |
| Delivery Time : | As per request |
DLF1-1---DLF2-2(Conventional Reverse-Flow Check Valves), Max Pressure Differential 8500psi
The conventional reverse-flow check valve is of velocity type and matched with the conventional injection-pressure-operated gas lift valves. This product prevents the fluids in the tubing from entering the casing and allows the casing pressure to enter the tubing when the casing pressure is higher than the tubing pressure.
This series of reverse-flow check valves includes the 1" OD valves and the 1.5" OD valves.
Features
Technical parameters
| Code | OD (in.[mm]) | Aperture (in.[mm]) | Length (in.[mm]) | Connecting thread |
| DLF1-1 | 1.0[25.4] | 0.35 [9.0] | 3.92[99.5] | NPT 1/2 |
| DLF1-2 | 1.0[25.4] | 0.35 [9.0] | 3.92[99.5] | NPT 1/2 |
| DLF2-1 | 1.50[38.1] | 0.47 [12.0] | 4.80[122] | NPT 1/2 |
| DLF2-2 | 1.50[38.1] | 0.47 [12.0] | 4.80[122] | NPT 1/2 |
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