Steam CalculatorSteam Calculator

Excel add-in to calculate steam properties from a wide range of available input parameters: enthalpy, entropy, phase, pressure, quality, temperature subcool, temperature superheat.

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UM ConverterUM Converter

Is an engineering tool built as an MS Excel add-in or desktop application running in system tray, that makes conversions between hundreds of units in tens of categories.

UM Converter

UM Converter Excel add-in that makes conversions between hundreds of units.
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WinUM Converter

WinUM Converter Built as an desktop application running in system tray.
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Our policy is to keep our customers informed  and to constantly improve our tools.


Steam Calculator 3.0 and UM Converter 2.0 released on March 09, 2011

The new versions of ChemGoodies add-ins are now compatible with 32-bit and 64-bit versions of Windows and work with MS Excel versions 2000-2010 (32-bit and 64-bit) . ...
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UM Converter 1.2 released on January 22, 2009

UM Converter 1.2 has been released. This new version adresses some fixes (in Volume Flow UM category) and it is digitally signed. ...
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Steam Calculator 2.0 released on June 06, 2008

Steam Calculator 2.0 was released today.
This new release introduces several fixes and enhancements, such as: extended regions, region determination, new functions, new properties, new features, and enhanced user interfa ...
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Steam Calculator 1.2 released on May 23, 2008

Steam Calculator 1.2 has been released. This is a hotfix version; it includes one calculation bug fixed. ...
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WinUM Converter released on March 28, 2008

WinUM Converter is an desktop application running in system tray which makes conversions for different categories (e.g. Amount of substance, Area, Density, Dynamic viscosity, Electric current, Enthalpic flow, Enthalpy, Entropic flow, Entropy, Lengt ...
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