H Type Safety Joint

H type safety joint, which is installed on the position required for subsurface drill stem and can bear in fishing operation all kinds of loads for pulling or pressing and used to transmit torque,is a subsurface safety equipment.

Parameter of H Type Safety Joint

H type safety joint, which is installed on the position required for subsurface drill stem and can bear in fishing operation all kinds of loads for pulling or pressing and used to transmit torque,is a subsurface safety equipment.

In down hole operation,in case of being needed,the safety joint is easy to be discharged off so as to take out the drill stem above it. It is easy to butt the safety joint to go on fishing operation when running in hole again.

Specifications – H Type Safety Joint

Model

O.D.  (mm)

I.D. (mm)

ThreadConn

HAJ89

89

15

NC26

HAJ95

95

20

NC26

HAJ105

105

30

NC31

HAJ121

121

38

NC38

HAJ159

159

50

NC46 , NC50

HAJ165

165

50

NC46 , NC50

HAJ178

178

57

NC50 , 5 1/2FH

HAJ203

203

71.4

6 5/8 REG

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