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Module 7. Maintenance practices

The picture shows a torque wrench with an extension. To apply a torque of 350 lb.in. the reading on the dial should be

Diagram for question: The picture shows a torque wrench with an extension. To apply a torque of 350 lb.in. the reading on
  • 245 lb.in.
  • 280 lb.in.
  • 350 lb.in.

omarali asking:

why?

Community Comments (2)

M
mahmoud_a380 Posts: 1 25.10.2024 / 19:41
M1 = M2 x L1 / L2
where:

M1 is the torque setting of the wrench (what you set the wrench to)
M2 is the actual torque applied to the nut (what you want to achieve)
L1 is the normal length of the wrench (without the extension)
L2 is the extended length of the wrench (length of the wrench + length of the extension)

= 350*15/12 = 280
O
omarali Posts: 3 30.10.2024 / 19:41
شكرا

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