i will follow as per your work nature.
Tanx for your quick responce.
the space issue is fixed with your solution.thanks alot
but the other issue.providing additioanl level of y axis.your solution didnt help me more.
please find the attached screen shots.
i ma creating charts dynamically in code behind.using radcartesian chart.
i cant fix the maximum .
but always i need one additional y axis level in the charts.