Short drill pipe is a tool for adjusting spaced length of drilling tool to reach
a certain technical purpose in drilling engineering.According to the shape
of the shoulder,being divided into sloping shoulder structure and straight
shouder structure。
Main technical parameters:
Type
O.D (in)
Connection
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″
5 -1/2FH
1 1.5 2 2.5 3
