Baffle Collar
Description
Designed to land setting ball into the ball seat and to control hydraulic hanger with subsequent separation of the screws and restoration of the circulation, to land tandem of drill pipe dart and cleanout plug in the receptacle, to seal and to fix it.
Characteristics
| No. | Parameter | Value | ||||||
| ZHB 30.04.00.000 А | ZHB 10.04.00.000 В | ZHB 20.06.00.000 В | ZHB 40.04.00.000 А | ZHB 10.04.00.000 С1 | ZHB 20.06.00.000 С2 | ZHB 20.72.06.000 | ||
| 1 | Casing string rated diameter, in (mm) | 3-1/2 (89) | 4 (102) | 4-1/2 (114) | 5 (127) | 4 (102) | 4-1/2 (114) | 4-1/2 (114) |
| 2 | Collar outer diameter, in (mm) | 4.134 (105) | 4.331 (110) | 5.020 (127.5) | 5.512 (140) | 4.331 (110) | 5.020 (127.5) | 5.020 (127.5) |
| 4 | Drift diameter in ball seat, in (mm) | 0.866 (22) | 0.866 (22) | 0.866 (22) | 1.260 (32) | 0.866 (22) | 0.866 (22) | 0.866 (22) |
| 5 | Inner diameter after drilling, in (mm) | 2.992 (76) | 3.465 (88) | 3.937 (100) | 4.409 (112) | 3.465 (88) | 3.937 (100) | 3.819 (97) |
| 6 | Length of collar, ft (mm) | 0.968 (295) | 0.984 (300) | 1.066 (325) | 1.181 (360) | 0.984 (300) | 1.066 (325) | 1.066 (325) |
| 7 | Connecting thread | NUE Api tubing 3-1/2 (89 GOST 633-80) | Trapezoidal thread ОТТМ 102 TU 14-161- 163-96 | Trapezoidal thread ОТТМ 114 GOST 632-80 | Trapezoidal thread ОТТМ 127 GOST 632-80 | Trapezoidal thread ОТТМ 102 | Trapezoidal thread ОТТМ 114 GOST 632-80 | Sealing thread ОТТG 114 |
| 8 | Weight, lb (kg) | 16.758 (7.6) | 15.145 (6.9) | 22.491 (10.2) | 30.209 (13.7) | 15.145 (6.9) | 22.491 (10.2) | 23.153 (10.5) |
| 9 | Check screws shear pressure, psi (MPa) | 2,466±45 (17±1) | 2,901±45 (20±1) | 2,466±45 (17±1) | ||||
| 10 | Maximum operating temperature, °F (°С) | 212 (100) | ||||||