Hello Mats Olsson,
Thanks for contacting Telerik Support.
In case you want to have constant Y-Axis values, you need to set the AutoScale
property to False
You may find our help topic about AutoScaling the axes useful:
Hope this helps.
the Telerik team
Q2’11 SP1 of RadControls for WinForms is available for download (see what's new); also available is the Q3'11 Roadmap for Telerik Windows Forms controls.