Horn/Booster Torque Unit Conversions - Dukane iQ Series HP User Manual

Ultrasonic hand held systems
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6. Thread the components together and tighten to the
following torque specifications using only the correct
size wrenches. Use spanner wrenches on components
with spanner wrench holes or an open end wrench on
components with wrench flats. See Figure 6–5 for the
correct procedure. Refer to Table 6-III for torque unit
conversions. Be careful not to overtighten.
In-lb Ft-lb N-m
540
45
61
15 kHz stack
420
35
47.5 20 kHz stack
216
18
24.4 30 kHz stack
216
18
24.4 40 kHz stack
Table 6-III

Horn/Booster Torque Unit Conversions

Dukane Manual Part No. 403-577-01
kHz
Section 6 – Probes and Probe Stacks
NOTE
Horn and booster torque specifications
are higher than stud torque specs. Be
sure to tighten the horn or booster joints
to the higher torque limits.
Do not tighten the studs to these higher
ratings as it may induce unnecessary
stress in the assembly.
Page  41

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