# Square shoulder with fillet in circular shaft for elastic stress, axial tension

## Values for calculation

## Calculation

### Coefficient $ C_1 $

$\text{if }\ 0.25\le h/r\le 2.0$### Coefficient $ C_2 $

$\text{if }\ 0.25\le h/r\le 2.0$### Coefficient $ C_3 $

$\text{if }\ 0.25\le h/r\le 2.0$### Coefficient $ C_4 $

$\text{if }\ 0.25\le h/r\le 2.0$### The elastic stress concentration factor

## Requirements

$$0.25 \le h/r \le 20$$**On this page**