Reliable piping thermal insulation thickness calculator?

[gbratis]

Could somebody recommend a reliable piping thermal insulation thickness calculator? (Freeware or an excel will be highly appreciated!)
Regards
George

 

[quark]

Did you have a look into 3E Plus software?

http://www.pipeinsulation.org/pages/home.html

This link gives you methods to do the calculation.

http://www.cheresources.com/insulationzz.shtml

I think the author of this paper wrote one excel spreadsheet. If so, it will be for sale at cheresources.com