Alignment Sub
Description
Rotating rigid-type casing centralizer designed to ensure minimum clearance between the columns running down the hole.
Alignment sub ZHB 10.45.00.000 is designed to run liner Ø4 in (102 mm).
Alignment sub ZHB 20.45.00.000 or ZHB 20.55.02.100 is designed to run column Ø4-1/2 in (114 mm).
Characteristics
| No. | Parameter | Value | ||
| ZHB 10.45.00.000 | ZHB 20.45.00.000 | ZHB 20.55.02.100 | ||
| 1 | Casing string rated diameter, in (mm) | 4 (102) | 4-1/2 (114) | 4-1/2 (114) |
| 2 | Intermediate casing ID, in (mm) | 5.000-5.236 (127-133) | 6.063–6.339 (154-161) | 5.787-6.063 (147-154) |
| 3 | Inner diameter, in (mm) | 3.505 (89) | 3.937 (100) | 3.898 (99) |
| 4 | Outer diameter, in (mm) | 4.685 (119) | 5.591 (142) | 5.354 (136) |
| 5 | Length, ft (mm) | 1.096 (334) | 1.096 (334) | 1.096 (334) |
| 6 | Weight, lb (kg) | 14.994 (6.8) | 23.814 (10.8) | 21.609 (9.8) |
| 7 | Connecting thread | Trapezoidal thread ОТТМ 102 TU 14-161-163-96 | Trapezoidal thread ОТТМ 114 GOST 632-80 | Trapezoidal thread ОТТМ 114 GOST 632-80 |