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  2. Corrugated galvanised iron - Wikipedia

    en.wikipedia.org/wiki/Corrugated_galvanised_iron

    Common sizes of corrugated material can range from a very thin 30 gauge (0.012 inches, 0.3 mm) to a relatively thick 6 gauge (0.1943 inches, 5 mm). Thicker or thinner gauges may also be produced. Other materials such as thermoplastic and fiberglass-reinforced plastic sheets are also produced with corrugations. Clear or translucent products can ...

  3. Gastronorm - Wikipedia

    en.wikipedia.org/wiki/Gastronorm

    Gastronorm (GN), sometimes spelled Gastro-Norm, is a European standard for kitchenware tray and container sizes that is commonly seen worldwide in the catering and professional food industry, as well as in certain parts of the high-end consumer market. Gastronorm is generally used worldwide except in most of the United States and Canada, which ...

  4. Sheet metal - Wikipedia

    en.wikipedia.org/wiki/Sheet_metal

    Sheet metal is metal formed into thin, flat pieces, usually by an industrial process. Thicknesses can vary significantly; extremely thin sheets are considered foil or leaf, and pieces thicker than 6 mm (0.25 in) are considered plate, such as plate steel, a class of structural steel. Sheet metal is available in flat pieces or coiled strips.

  5. Paper size - Wikipedia

    en.wikipedia.org/wiki/Paper_size

    A foot-long sheet with the common width of Letter and (Government) Legal, i.e. 8 + 1 ⁄ 2 in × 12 in (215 mm × 305 mm), would have an aspect ratio very close to the square root of two as used by international paper sizes and would actually almost exactly match ISO RA4 (215 mm × 305 mm).

  6. Corrugated fiberboard - Wikipedia

    en.wikipedia.org/wiki/Corrugated_fiberboard

    Corrugated fiberboard, corrugated cardboard, or corrugated is a type of packaging material consisting of a fluted corrugated sheet and one or two flat linerboards. [1] It is made on "flute lamination machines" or "corrugators" and is used for making corrugated boxes .

  7. Mill scale - Wikipedia

    en.wikipedia.org/wiki/Mill_scale

    Mill scale is a complex oxide that contains around 70% iron with traces of nonferrous metals and alkaline compounds. Reduced iron powder may be obtained by conversion of mill scale into a single highest oxide i.e. hematite (Fe 2 O 3) followed by reduction with hydrogen.

  8. Cold-formed steel - Wikipedia

    en.wikipedia.org/wiki/Cold-formed_steel

    The minimum local elongation in a - 1/2 in. (12.7-mm) gauge length of a standard tension coupon including the neck be at least 20%. The minimum uniform elongation in a 3-in. (76.2-mm) gauge length minus the elongation in a 1-in. (25.4-mm) gage length containing neck and fracture be at least 3%.

  9. Dental dam - Wikipedia

    en.wikipedia.org/wiki/Dental_dam

    The dental dam sheets are predominantly made from rubber materials such as latex or nitrile and tend to be 15 cm by 15 cm in length and width. The thickness of each dam sheet is approximately between 0.14 mm and 0.38 mm but the size, shape, colour and material that the dam sheet is made from can vary with differing manufacturers.