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| Metal fatigue
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A breakage of the metal caused by the bending and flexing or the expansion and contraction of a metal part beyond its endurance limit. |
| Metal fencing
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Ornamental iron or welded metal used in fences for both security and decoration. |
| Metal flashing
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Roof components made from sheet metal that are used to terminate the roofing membrane or material along roof edges. Metal flashings are also used in the field of the roof around penetrations. |
| Metal halide lamp
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A high-intensity discharge lamp type that uses mercury and several halide additives as light-producing elements. These lights have the best Color Rendition Index (CRI) of the High-Intensity Discharge lamps. They can be used for commercial interior lighting or for stadium lights. |
| Metal lath
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Screen-like structural supports for plaster or mortar, made of thin metal sheet, stretch and stamped with a pattern. |
| Metal powder cutting
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Burning through metal quickly by use of a torch to produce heat and oxygen, together with an oxidizable powder, which increases the chemical reaction. |
| Metal stud
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Most often used in commercial buildings, these preformed steel framing units are galvanized or aluminum coated to protect against corrosion. Studs can range in thickness for use in non-loadbearing partitions to loadbearing parts. The metal makes the wall completely non-combustible. |
| Metal stud, combination
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Combination studs have a diagonally bent wire that is welded to rolled steel flanges and forms the web of the stud to be used to attach metal lath with wire ties or clips. |
| Metal stud, screw
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Light gauge metal stud formed like a channel with a turned in edge and a serrated flange, to keep the screws from moving as they are installed. |
| Metal tie
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A strip of metal used to fasten construction members together. |
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