In Visual Studio 2010 (.NET Framework 4), web developer will get the chance to use the FREE ASP.NET version of chart and is with 3-D function!
Yes, is FREE ! No more 3rd party chartting for the report you going to create.

This control was introduce in .net framework 3.5sp1, but in order to use, you will need to download the add-on and install it.
http://www.microsoft.com/downloads/details.aspx?FamilyId=130F7986-BF49-4FE5-9CA8-910AE6EA442C&displaylang=en

For .NET 4, it will be included and just simply just drag the control out from the toolbox and bind to your datasource.

Major features of the control include the following:
• 35 distinct chart types.
• An unlimited number of chart areas, titles, legends, and annotations.
• A wide variety of appearance settings for all chart elements.
• 3-D support for most chart types.
• Smart data labels that can automatically fit around data points.
• Strip lines, scale breaks, and logarithmic scaling.
• More than 50 financial and statistical formulas for data analysis and transformation.
• Simple binding and manipulation of chart data.
• Support for common data formats, such as dates, times, and currency.
• Support for interactivity and event-driven customization, including client click events using AJAX.
• State management.
• Binary streaming. 

For more examples of how to use the ASP.NET Chart control, download the sample code on the Samples Environment for Microsoft Chart Controls page on the MSDN Web site. You can find more samples of community content at the Chart Control Forum