Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 153
strain reduced for length and radius ofgyration ; I =1 unsupported length, in inches ;r = radius of gyration, in inches ,-« =r a constant, of the values below := 36,000 for square bearing ;= 24,000 for pin and square bearing;= 18,000 for pin bearing. 121 114 STEEL CONSTIirCTION Plate X. Cast Iron… … JT TL
Architecture · Building · Carpentry
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