TourTourTOOTH bending strength ( ISO 6336-3)
pinion gear
 number of teeth z >= 12
 profile shift coeff.  x=V/mn= 0...0.5

 module m  mm
 pressure angle (ISO) deg.
 face width b mm
 permissible tooth-root stress test gear σF lim (table) MPa
 factor σFP / σF lim = (YST YNT Yδ YR ZX ) / SF 
 load factor σF / σF0 = KA Kv K KFβ   
 
pinion gear
 diameter d=mz mm mm
 diameter roll circle dw mm mm
 form factor YFa
 stress correction factor YSa

 center distance a mm
 contact ratio εα
 contact ratio factor Yε
 permissible tooth-root stress σFP MPa
 roll pressure angle αw deg.
 Max tangential force Ft max kN kN
 Max torque pinion Tmax=Ft maxdw / 2 Nm

 

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