Operation EN EP5PTI19 HR10-MT
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© Atlas Copco Industrial Technique AB - 9839 0661 01
A Torque transducer IRTT
B Test joint
C ST Analyzer
Make sure to always verify the torque settings on your actual joint.
Torque check - residual measurement on actual joint
1. Make sure to use the same equipment, such as extensions, sockets and air pressure during the tight-
ening, as will be used on the actual tightening application.
2. When performing a torque check on the actual joint we recommend using an ST Wrench with resid-
ual measurement* setting.
* Torque required to cause the threads of the fastener (including its head) on which torque is applied, to
move relative to the mating thread.
A The actual joint
B Torque wrench
1. Perform a tightening.
2. Measure the result with the Torque wrench.
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