Drive Sub (washover pipe)
Minimum Order: 0
Quality/Safety Certification: 0.00
Drive sub is a specialized joint .
Two kinds of joints : Common joint and Safety joint.
Description:
Substitute is a specialized joint connecting drill string and washover pipe in the washove operation. Profiled joint are divided into plain profiled joint and profiled safety joint.
Main Models:
Type | Upper O.D.(mm) | Upper Conn.API | Bottom two stage Conn.API |
YJT146 | 127 | NC38 | 5 3/4″FJWP |
YJT194 | 165 | NC50 | 7 5/8″FJWP |
YJT206 | 165 | NC50 | 8 1/8″FJWP |
YJT219 | 178 | NC50 | 8 5/8″FJWP |
YJT244 | 203 | 6 5/8″REG | 9 5/8″FJWP |
YJT273 | 203 | 6 5/8″REG | 10 3/4″FJWP |
