Materials
Ducts can be made out of the following materials:
Galvanized mild steel is the standard and most common material used in fabricating ductwork.
Read more about this topic: Duct (HVAC)
Other articles related to "materials, material":
... meant that "sting" operations where the police purchased "obscene" materials were not considered sufficient evidence of publication, since the police were not ... Secondly, the offer of such materials for sale was not held to be publication, since it was merely an invitation to treat ... obscene articles for publication or sale" and also extended "obscene materials" to cover photograph negatives ...
... The magnitude of the coulombic potential determines the bandgap of a material, and the size of atoms and electronegativities are two factors that determine the bandgap ... Materials with small atoms and strong, electronegative atomic bonds are associated with wide bandgaps ... Elements high on the periodic table are more likely to be wide bandgap materials ...
... Many different materials are used for or on drill bits, depending on the required application ... Many hard materials, such as carbides, are much more brittle than steel, and are far more subject to breaking, particularly if the drill is not held at a very ... low-carbon steel bits due to the properties conferred by hardening and tempering the material ...
... One common feature of OFET materials is the inclusion of an aromatic or otherwise conjugated π-electron system, facilitating the delocalization of ... OFETs employing many aromatic and conjugated materials as the active semiconducting layer have been reported, including small molecules such as rubrene, tetracene, pentacene ... review articles exist documenting the development of these materials ...
Famous quotes containing the word materials:
“Though the hen should sit all day, she could lay only one egg, and, besides, would not have picked up materials for another.”
—Henry David Thoreau (1817–1862)
“The competent leader of men cares little for the niceties of other peoples’ characters: he cares much—everything—for the exterior uses to which they may be put.... These are men to be moved. How should he move them? He supplies the power; others simply the materials on which that power operates.”
—Woodrow Wilson (1856–1924)
“In how few words, for instance, the Greeks would have told the story of Abelard and Heloise, making but a sentence of our classical dictionary.... We moderns, on the other hand, collect only the raw materials of biography and history, “memoirs to serve for a history,” which is but materials to serve for a mythology.”
—Henry David Thoreau (1817–1862)