Drill Pipe Dart
Description
Designed to separate drilling mud from cement slurries in the drill stem, to close borehole in cleanout plug and to move together to the landing collar during displacement of the cement slurries into liner annulus.
Characteristics
| No. | Parameter | Value | ||||||
| ZHB 14.00.00.000А | ZHB 14.00.00.000А-01 | ZHB 14.00.00.000А-02 | ZHB 20.31.00.000В | ZHB 40.12.00.000 | ZHB 40.14.00.000 | ZHB 40.10.00.000 | ||
| 1 | Large sealing ring diameter, in (mm) | 2.559 (65) | 3.110 (79) | 3.110 (79) | 3.622 (92) | 3.110 (79) | 3.622 (92) | 2.441 (62) |
| 2 | Small sealing ring diameter, in (mm) | 1.811 (46) | 2.441 (62) | 2.559 (65) | 2.441 (62) | 2.441 (62) | 2.441 (62) | - |
| 3 | Diameter cleaned, in (mm) | 1.693-2.480 (43– 63) | 1.693-2.992 (43 – 76) | 2.362-2.756 (60 – 70) | 2.008-3.504 (51 – 89) | 2.126-2.992 (54-76) | 2.126-3.504 (54-89) | 2.126-3.504 (54-89) |
| 4 | Length, ft (mm) | 0.673 (205) | 0.753 (229.5) | 0.966 (294.5) | 1.060 (323) | 0.804 (245) | 1.083 (338) | 0.699 (213) |
| 5 | Weight, lb (kg) | 0.794 (0.36) | 1.323 (0.6) | 1.896 (0.86) | 1.676 (0.76) | 1.676 (0.76) | 2.029 (0.92) | 1.080 (0.49) |
| 6 | Maximum operating temperature, °F (°С) | 212 (100) | ||||||