Thread size - M14x1.5
Bolt material 10.9
Minimum yield of material(N/mm^2)-940
Tightening torque(Nm)-168
Flywheel mounting flange OD(mm)-96
I D of the flywheel contact surface(mm)-41
Friction coefficient in bolt thread and under bolt head - 0.14
Friction coefficient bet crankshaft and flywheel - 0.15
Minor dia of the bolt thread (mm)- 11.879
Pitch dia of the bolt thread (mm)- 12.854
Nominal dia of the bolt thread (mm)- 13.968
Bolt pitch (mm)- 1.5
No. of bolts - 6
Bolt preload Fp(kN)-79.63941115
Total preload is(kN)-477.8364669
This is the total axial force applied to the contact surface bet crankshaft and flywheel
Transmissible friction torque
Mean friction radius mm (by uniform wear theory) 36.09002433
Transmissible friction torque at any axial contact surface Tf (Nm)- 2586.769458
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