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DIN 5480 spline maximum torque ?

DIN 5480 spline maximum torque ?

DIN 5480 spline maximum torque ?

(OP)

 i have a 50 kw hydraulic motor , driving at 300 RPM ( 1500 N/m torque )

i want to check that a DIN 5480 spline 40 - 3 - 12 - 9H

can transmit that torque , spline length is 40 mm

i am machining a shaft from 4340 steel , no heat treatment after machining , the splined part is the smallest diameter ( weakest link )

the shaft is very short

someone got numbers i can check for that spline please ?


thankyou kindly
 

RE: DIN 5480 spline maximum torque ?

(OP)
thanks but this is involuted spline

 4340 tensile 1100 Mpa

  
 
 

RE: DIN 5480 spline maximum torque ?

You can use that document for a ballpark value.  If you need the exact number, then you should obtain this standard:

DIN 5466-2 Splined joints, calculation of load capacity - Part 2 Splined joints according to DIN 5480

RE: DIN 5480 spline maximum torque ?

(OP)

 thankyou people  :))

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