Architectural iron and steel, and its application in the construction of buildings ... specifications of ironwork ... tables selected expressly for this work ... by Wm. H. Birkmire (1905)
Birkmire, Wm. H. (William Harvey), 1860-1924 · New York, J. Wiley · leaf 88
columns, as in girders, that the distance between centres ofrivets should not exceed, in the line of strain, sixteen timesthe thickness of metal of the parts joined, and the distancebetween rivets or other points of support, at right angles to WROUGHT-IRON COLUMNS. 69 the line of strain, should not… … table of Safe Load on Struts was especially calculated, thesafe loads per square inch of section are increased ten (10) percent for round columns and five (5) per cent for square columns.That is, the factors of safety previously given remaining thesame, the ultimate strength is supposed to be 10…
Building, Iron and steel
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