When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    An order from the engineering department (to be followed by the production department or vendor) overriding/superseding a detail on the drawing, which gets superseded with revised information. Also called by various other names, such as engineering change order (ECO), engineering change notice (ECN), drawing change notice (DCN), and so on.

  3. Shop drawing - Wikipedia

    en.wikipedia.org/wiki/Shop_drawing

    The shop drawing normally shows more detail than the construction documents. It is drawn to explain the fabrication and/or installation of the items to the manufacturer’s production crew or contractor's installation crews. The style of the shop drawing is usually very different from that of the architect’s drawing.

  4. Window - Wikipedia

    en.wikipedia.org/wiki/Window

    A window is an opening in a wall, door, roof, or vehicle that allows the exchange of light and may also allow the passage of sound and sometimes air.Modern windows are usually glazed or covered in some other transparent or translucent material, a sash set in a frame [1] in the opening; the sash and frame are also referred to as a window. [2]

  5. AutoCAD version history - Wikipedia

    en.wikipedia.org/wiki/AutoCAD_version_history

    DWG R1.2 file format Version 1.3 1.3 August 1983 3 DWG R1.3 file format Version 1.4 1.4 October 1983 AC1.40 4 DWG R1.4 file format Version 2.0 2.0 October 1984 AC1.50 [3] 5 DWG R2.05 file format Version 2.1 2.1 May 1985 AC2.10 6 DWG R2.1 file format Version 2.5 2.5 June 1986 AC1002 7 DWG R2.5 file format Version 2.6 2.6 April 1987 AC1003 8 DWG ...

  6. Extrusion - Wikipedia

    en.wikipedia.org/wiki/Extrusion

    Aluminium is the most commonly extruded material. Aluminium can be hot or cold extruded. If it is hot extruded it is heated to 575 to 1100 °F (300 to 600 °C). Examples of products include profiles for tracks, frames, rails, mullions, and heat sinks. Brass is used to extrude corrosion free rods, automobile parts, pipe fittings, engineering parts.

  7. Window sill - Wikipedia

    en.wikipedia.org/wiki/Window_sill

    Books placed on an interior window sill or stool. A windowsill (also written window sill or window-sill, and less frequently in British English, cill) is the horizontal structure or surface at the bottom of a window.

  8. Kaiser Aluminum - Wikipedia

    en.wikipedia.org/wiki/Kaiser_Aluminum

    Kaiser Aluminum filed for bankruptcy in 2002, due to labor disputes, the West Coast energy crisis, and asbestos liabilities. The steel workers union was suspicious of Hurwitz on the collapse of the Kaiser Aluminum Corporation and closely watched his 1995 FDIC lawsuit because Hurwitz has a history of loss-plagued businesses. [11]

  9. Aluminium–silicon alloys - Wikipedia

    en.wikipedia.org/wiki/Aluminium–silicon_alloys

    Aluminum cannot be dissolved in silicon at all, not even at high temperatures. Only in the molten state are both completely soluble. Increases in strength due to solid solution strengthening are negligible. [7] Pure AlSi alloys are smelted from primary aluminium, while AlSi alloys with other elements are usually smelted from secondary aluminium.