why some shafts are drilled internally " mech stress point of view"

why some shafts are drilled internally " mech stress point
of view"

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why some shafts are drilled internally " mech stress point of view"..

Answer / srinivas

For releasing internal streesses.

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why some shafts are drilled internally " mech stress point of view"..

Answer / vikas bhardwaj

to reduce stress concentration

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why some shafts are drilled internally " mech stress point of view"..

Answer / pintu bhaisal

Transfer the high
amount of force
with reduce excess
material cost.

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