Hydraulic Disconnector ZHB 21.01.00.000
Description
Designed to disconnect drill string from the abandonment equipment when the cement plug being installed.
Characteristics
| No. | Parameter | Value |
| 1 | Body diameter D, in (mm) | 4 (102) |
| 2 | Top sub diameter D1, in (mm) | 4.252 (108) |
| 3 | Bore diameter d, in (mm) | 2.441 (62) |
| 4 | Length, ft (mm) | 2.458 (749) |
| 5 | Connecting thread | NUE Api tubing 3-1/2 (89 GOST 633-80) |
| 6 | Weight, lb (kg) | 63.945 (29) |
| 7 | Check screw shear pressure, psi (MPa) | 1 885±145 (13±1) |
| 8 | Fallback method of string disconnection—mechanical | Special left-hand trapezoidal thread 94х8(Р4)LH |
| 9 | Maximum operating temperature, °F (°С) | 212(100) |