Gear wheel strength calculation:
contact durability cylindrical cogwheels without correction
(calculation formulas; values of the external dynamic load factor (table); a variant of graphic-analytical calculation using nomogram systems)

Then...

Gear wheel strength calculation:
durability at a bend cylindrical wheels without correction
(calculation formulas; coefficient of displacement of the initial contour (table), coefficient of the shape of the tooth (table), speed coefficient (table), pressure coefficient (table); a variant of graphic-analytical calculation using nomogram systems)

Then...