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 52
10 X 5 X 144 - , a = -^ = 23.1 inches. 26 X 12 ° 75. Web.—The web at end need only be thick enough toresist the shearing strain upon the metal. Owing to the tend-ency to fracture when the casting is cooling, the thickness ofweb should not be less than the flange. 76. Tests of Cast-iron Lintels.—The…
Building, Iron and steel
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