Mechanical Safety Joint Type-H

Mechanical Safety Joint Type-H


H-type safety joint can be installed in any position in tubing string, durable for various pull and pressure loads in operation and transmit torque. In down hole operation, in case of being needed, the safety joint is easy to be discharged off so as to take out the string above it. It is easy to butt the safety joint to go on fishing operation when running in hole again.

This Model is drifted with the corresponding API tubing drift size.

NOTE: Additional size, weight, end connection etc. are also available on request.


Advantages and features:

  • Durable for various pull and pressure loads in operation and transmit torque
  • Convenient for discharge off and retrieve back
  • Various box & pin connection design
  • Simple and compact structure, convenient for maintenance

Application Processes:

  • Stuck situation processing


Type Max. O.D.
Nozzle O.D.
Max tensile force
Max. torque
(KN m)
HAJ-105 105 38 1340 12.7 NC31
HAJ-121 121 38 1400 17.65 NC38
HAJ-156 156 50 1500 35 NC50
HAJ-159 159 50 1600 35.5 NC50
HAJ-178 178 80 2000 40 5-1/2FH
HAJ-203 203 90 2000 44 6-5/8REG

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