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Tools and Basic Information for Design, Engineering and Construction of Technical Applications

eFunda, the ultimate online reference for the mechanical engineering community

Calculations for pressure pipes, open channels, ground water, hydrology. Software, formulas, equations

We are a specialty web portal designed to serve as a one-stop web information resource for anyone working in the areas of flow engineering, fluid mechanics, education and directly related topics.

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Mechanical Design Engineering Resources such as mechanical design, manufacturing, computer aided design, materials, CAD, CAM, machine shop, technical, Safety, engineering publications, patents, components, associations, standards

Pressure Drop Homepage: Calculation of pressure drops in pipes

Free Online Math Calculators and Converters. Mathematics Calculation is made easier.