Find critically evaluated scientific and technical data from the National Institute for Standards and Technology. Available data includes physical constants, atomic and molecular data, properties, and substances.
Wolfram|Alpha contains a large volume of data on materials, both manmade and natural, including woods, metals, minerals, plastics and more. Many of these materials have important applications in industry and construction. Use Wolfram|Alpha to learn about the physical, thermal, mechanical, optical and processing properties of materials and compare materials by common name or manufacturer specification.
MatWeb's searchable database of material properties includes data sheets of thermoplastic and thermoset polymers such as ABS, nylon, polycarbonate, polyester, polyethylene and polypropylene; metals such as aluminum, cobalt, copper, lead, magnesium, nickel, steel, superalloys, titanium and zinc alloys; ceramics; plus semiconductors, fibers, and other engineering materials.
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