HEATKEYS

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

Material property database with data sheets of thermoplastic and thermoset polymers such as nylon, polycarbonate, polyethylene; metal alloys, aluminum, steel, titanium, nickel, cobalt, and zinc alloys; ceramics, lubricants. Free search tools include...

CustomPartNet is a free resource for engineers and manufacturers that facilitates product design and cost estimation. Learn about the process cycle and design for manufacturing (DFM) guidelines for a wide range of manufacturing processes, including i...

Free Technical charts

Convert between various measurement units, weight to volume and volume to weight. Unit definitions. Volume, area, gravel and mortgage calculators.

OnlineMetals - Small quantities, no minimums of all industrial metals. Cut to size steel, aluminum, stainless, cold finish, tool steel and brass custom cut online. Fast shipping to your door. Point. Click. Metal.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

A resource containing many useful calculators and conversions

Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias. Ask questions, get answers.

The richest collection of free online calculators, including mortgage, loan, BMI, weight watchers points calculator and hundreds more...

The Plastics Pipe Institute (PPI) is the trade association representing the plastic pipe industry. Site includes technical information about the use of plastic pipe for water, drainage, fuel gas, conduits, plumbing, and heating. Membership rosters av...