Architectural iron and steel : and its application in the construction of buildings, including beams and girders in floor construction, rolled iron struts, wrought and cast-iron columns, fire-proof columns, column connections, cast-iron lintels, roof trusses, stairways, elevator enclosures, ornamental iron, floor lights, and skylights, vault lights, doors, and shutters, window guards and grilles, etc., etc., with specification of ironwork and selected papers in relation to ironwork, from a revision of the present law before the legislature affecting public interests in the city of New York, in so far as the same regulates the construction of buildings in said city, tables selected expressly for this work, of the properties of beams, channels, tees and angles, used as beams, struts and columns, weights of iron and steel bars, capacity of tanks, areas of circles, weights of circular and square cast-iron columns, weights of substances, tables of squares, cubes, etc., weights of sheet copper, brass and iron, etc (1892)
Birkmire, Wm. H. (William Harvey), 1860-1924 · New York Wiley · leaf 147
h-plate girder issometimes adopted (see plan and section). It is composed oftwo wooden beams connected by an iron plate with -l-inchbolts placed about two feet apart. 126 ARCHITECTURAL IRON AND STEEL. It has been found in practice that the thickness of theplate should be about one twelfth of the… … Section, might be thrown on the plate. The modulus of elasticity ofwrought iron is about thirteen times that of hard pine ; or abeam of hard pine one inch wide would bend thirteen times asmuch as a plate of iron of the same size under the same load. Let D = depth of beam ;B = thickness of wood ;L =…
Building, Iron and steel · Building · Ironwork
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