Hi Prabhjeet,
Thanks for your interest in syncfusion products. It is possible to simulate DoubleClick event in PrimaryYAxis and PrimaryXAxis alone using the ChartRegionMouseDown event.
I have attached the sample that illustrates the same in this link below.
http://websamples.syncfusion.com/samples/Chart.Windows/F74905/main.htmKindly let us know if this meets your requirements. Also let us know if you have any other queries. We will be glad to assist you. Thanks for your patience.
Regards,
Manohari.R