Type B drill pipe slips include Short type , long type and external long types.
Design and manufacture by API SPEC 7k.
Model | Slips body size | 4.1/2 | 5.1/2 | Well depth （m） | ||||||||||
B-S | Diameters | in mm | 2.3/8 60.3 | 2.7/8 73.0 | 3.1/2 88.9 | 4 101.6 | 4.1/2 114.3 | - | - | - | - | 8000 | ||
B-L | Diameters | in mm | 2.3/8 60.3 | 2.7/8 73.0 | 3.1/2 88.9 | 4 101.6 | 4.1/2 114.3 | - | - | - | - | 18000 | ||
Model | Slips body size
| 4.1/2 | 5 | Well depth （m） | ||||||||||
B- XL | Diameters | in mm | 3.1/2 88.9 | 4 101.6 | 4.1/2 114.3 | 4 101.6 | 4.1/2 114.3 | 5 127 | 28500 | |||||