You can use projected grids to overlay a grid different from the coordinate system originally applied to the chart.
Properties

Property | Description |
|---|---|
Name | The name of the layer. Read-only. |
File name | The path and name of the file containing the subsidiary graduations templates. Read-only. |
Decimal character | The character used to indicate decimal places. Type a value. |
Thousands character | The character used to divide the thousands. Type a value. |