Specifications

1. API standard.
2. ISO certificate.
3. Register with Sinopec.
4. Technical service.
5. Professional service for export.

Description

 

Pup Joint is a tool for adjusting drilling tools length to reach a certain technical purpose in drilling engineering. According to the shape of the shoulder, the structure includes sloping shoulder and straight shoulder.

 

 

Specification

 

 

Type	O.D. (inch)	Conn. API	Length series (m)
DZ60	2-3/8	NC26	1	1.5	2	2.5	3
DZ73	2-7/8	NC31	1	1.5	2	2.5	3
DZ89	3-1/2	NC31	1	1.5	2	2.5	3
DZ102	4	NC46	1	1.5	2	2.5	3
DZ114	4-1/2	NC50	1	1.5	2	2.5	3
DZ127	5	NC50	1	1.5	2	2.5	3
DZ140	5-1/2	NC5-1/2FH	1	1.5	2	2.5	3

 

 

 

Certificate of our company

 

 

Pictures of our company

 

 

 

 

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