Month: June 2012


Specifying Bend Angle in Round Pipes A maintenance guy needs to replace a curved pipe elbow in his factory. He calls up and says “I need a round pipe with a 120 degree bend”. Sounds OK, except he is looking Read more…


Providing one or more straight tangents is a common requirement involving curved steel sections.  Providing a tangent where two curved steel members meet is also sometimes required. The question arises: how do you know when a tangent is truly tangent to a radius? The leader Read more…


Round steel tanks are often constructed by rolling steel plate and attaching curved steel sections as stiffeners and as mating flanges.  The tanks can have welded or bolted sections and also often have dished heads on one or both ends Read more…


Engineers are constantly striving to improve their designs and this is true for those who design antennas. The requirement:  3 segments of 16 x 8 x 0.375 rectangular tube curved the hard way (i.e. x-x axis) to a 63ft 7.89in Read more…


Metal profiles that are regularly curved include standard mill shapes (angles, bars, beams, tees, pipe, tube, and channels.  Another type of metal profile that can be curved is exemplifed by the strut channel. Standard mill channel is formed hot in Read more…


What is the difference between a port cochere, a canopy, a portico, and a baldachino?   Each one of these terms describes a structure that is usually subsidiary to the main building and that serves both an ornamental and practical function.  Read more…


One steel section that does not typically come as a profile from a steel mill is the tee section.  Except for small sections, steel tees are produced by splitting beams.  A rotary shear or a torch cuts the web of Read more…


A miscellaneous and ornamental iron shop needed 160 pieces of pipe to be bent for the top and bottom transitions of a staircase. Bending this pipe eliminated 160 welds.  And each weld would have required miter cuts, grinding, and attention Read more…

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