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Useful information for architects, engineers, and workers in wrought iron (1886)
Phoenix Iron Company · Philadelphia : Printed by J.B. Lippincott Co. · leaf 119
75. C | 27 39.9€ I 27 I39.9 Aug. 5, 1875. C i 28/ 140.7 c ! 28 40.7 4 6.976.975.625.622.922.925.84 5-95io.538.50 13.3112.85 137013.89 13.5813.58 © -T3 2 § 3 42242137o37o16616217697383325 5°o200 500500400 5°o800 ■^3 Pi 50016 500 36 000 38 573387867867889555274387 436 800 455 000 422 400 302 400 472… … The breaking-load of a bar of wrought iron one inchsquare I27/ c. to c. of points of support is just 2240 pounds. 116 410 WALNUT ST., PHILADELPHIA. NOTES CONCERNING SPECIFICATIONS OFQUALITY FOR IRON. The tensile strength of iron is properly determined by-ascertaining the load under which permanent…Wrought-iron · Iron, Structural · Building, Iron and steel · Building
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