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I-beams are commonly made of structural steel but may also be formed from aluminium or other materials. A common type of I-beam is the rolled steel joist (RSJ), sometimes incorrectly rendered as reinforced steel joist. British and European standards also specify Universal Beams (UBs) and Universal Columns (UCs).
RSJ may refer to: Religious Sister of St Joseph, post-nominal by members of the Congregation of Sisters of St Joseph of the Sacred Heart; Rock Street Journal, an Indian rock magazine; Rolled steel joist or I-beam; RSJ (band), a metalcore band from York, UK; Richard Speight Jr., an actor from Nashville, TN; Ricky Stenhouse Jr., American racing ...
Diagonal bracing is used to prevent "racking", or movement of structural vertical beams or posts. [14] Originally, German (and other) master carpenters would peg the joints with allowance of about 1 inch (25 mm), enough room for the wood to move as it 'seasoned', then cut the pegs, and drive the beam home fully into its socket. [citation needed]
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The early days of candy cane making was an arduous process of twisting, pulling, and bending all by hand. But in the 1950s, the production of candy canes became automated which made things a whole ...
WASHINGTON (Reuters) -U.S. manufacturing contracted at a moderate pace in November, with orders growing for the first time in eight months and factories facing significantly lower prices for inputs.
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A hammer-beam is a form of timber roof truss, allowing a hammerbeam roof to span greater than the length of any individual piece of timber.In place of a normal tie beam spanning the entire width of the roof, short beams – the hammer beams – are supported by curved braces from the wall, and hammer posts or arch-braces are built on top to support the rafters and typically a collar beam.