The Safety Joint Type AJ is an essential safety tool for connecting the pipes in the well. In the safety joint body, there are the coarse buttress threads or special trapezoidal threads. It is used for drilling, fishing, washing, workover and test with the advantages of simple structure and convenient operation.

OD Range: 3-3/4’’ ~8’’

Tool joint connection: API

Tensile yield strength (Lbf): 453,000 ~ 1,236,500

Torsion yield strength (Lbf): 18,710~153,940

Max. Tensile Load (Lb-ftb): 301,200 ~ 820,600

Max. Working Torque (Lbf-ftb): 7,480~61,000