Conventional Reverse Flow Gas Lift Valve / Check Valves Various Apertures Optional
Brand Name:VCTSY
Model Number:DLF1-1---DLF2-2
Minimum Order Quantity:30 Sets
Delivery Time:As per request
Payment Terms:T/T
Place of Origin:China
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Location:
Changsha Hunan China
Address:
No.199 Zhenhua Rd., Environmental Science & Technology Industrial Zone, Yuhua District, Changsha, Hunan, 410116 China
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Product Details
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
- Equipped with restoring spring or without restoring spring
- Various apertures for selection
- Maximum pressure differential is 8500 psi.
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 |
Conventional Reverse Flow Gas Lift Valve / Check Valves Various Apertures Optional
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