. Transactions of the Royal Society of New Zealand. The machine used by Captain Sankey is on the Charpy(principle as modified by Izod. A comparatively frictionlesspendulum with light rod and heavy bob is allowed to fall freely 526 Transactions. to the bottom of its swing, where it encounters a notched speci-men, the work done breaking which is readily obtained, as theangular distance by which the pendulum fails to rise to theheight which it attains when swinging freely is recorded by apointer. The following tables are extracted from results publishedby Messrs. Seaton and Jude and Captain Sanke
. Transactions of the Royal Society of New Zealand. The machine used by Captain Sankey is on the Charpy(principle as modified by Izod. A comparatively frictionlesspendulum with light rod and heavy bob is allowed to fall freely 526 Transactions. to the bottom of its swing, where it encounters a notched speci-men, the work done breaking which is readily obtained, as theangular distance by which the pendulum fails to rise to theheight which it attains when swinging freely is recorded by apointer. The following tables are extracted from results publishedby Messrs. Seaton and Jude and Captain Sankey. (The ex-periments at Canterbury College are not yet complete. Theywill appear as a supplement to this paper). Seaton and Jude (Table I).* Tension, Elongation Impact: 3 in. per Cent, on 2 in. Blows. Cold-drawn bar, less than 01 per fa 3163 31 1 cent, carbon steel 1 b 3127 20 180 Low-carbon steel, 0*15 per cent, fa 28-3 37 175 carbon 1b 27 33 5 Medium - carbon steel, 025 per fa 365 35 5 cent, carbon 1 b 36-5 35 27 Mild cast steel, 035 per cent, c
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1905
