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Drive Sub (washover pipe)
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

 

 

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