...diameter . , 0-54 in. Least area . . . 0-229 sq. in. Breaking weight, 583 Ibs. = 2545 Ibs. per square Broke at shoulder a, fig. 1. The following Table exhibits...globes. In the case of the bars, the results are as IO to 1-13 in favour of green glass, whilst in the case of the globes, the results are as 1•0 to...

...EXTENSION. 265 inch, or about twice that of glass in the form of bars. On this they observe : — " The tensile strength is much smaller in the case of...favourable circumstances, may be but imperfectly annealed." " The ultimate resistance of glass to a crushing force is about 12 times its resistance to extension"*...

...2,546 = 1 14 Do. inch, or about twice that of glass in the form of bars. On this they observe:—"The tensile strength is much smaller in the case of glass...favourable circumstances, may be but imperfectly annealed." " The ultimate resistance of glass to a crushing force is about 12 times its resistance to extension"*...

...Transactions, 1859, p. 216. Navier, Rfsumf des lefont gur ^application de la M£can!que, p. 37. 338 than when burst by internal pressure in the form of...favourable circumstances, may be but imperfectly annealed." " The ultimate resistance of glass to a crushing force is about 12 times its resistance to extension"*...

...37. burst by internal pressure in the form of thin globes. This differonce is, no doubt, mainly duo to the fact that thin plates of this material generally...circumstances, may be but imperfectly annealed."* Possibly, also, the pull was not truly in the axis of the samples which were broken by direct strain...

...tenacity of glass in the form of thin plates is about twice that of glass in the form of bars (p. 246). ..This difference is no doubt mainly due to the fact...favourable circumstances, may be but imperfectly annealed (pp. 216-7). [860.] The memoir in its concluding paragraph assumes that the mean ratio of the tensile...

...is about twice that of glass in the form of bars (p. 246). ..This difference is no doubt mainly duo to the fact that thin plates of this material generally...favourable circumstances, may be but imperfectly annealed (pp. 216-7). [860.] The memoir in its concluding paragraph assumes that the mean ratio of the tensile...

...tenacity of glass in the form of thin plates is about twice that of glass in the form of bars (p. 240). ..This difference is no doubt mainly due to the fact...possess a higher tenacity than stout bars, which, under tho most favourable circumstances, may bo but imperfectly annealed (pp. 216-7). [860.] The memoir in...

...ten;icity of glass in the form of thin plates is about twice that of glass in the form of bars (p. 240). ..This difference is no doubt mainly due to the fact that thin platos of this material generally possess a higher tenacity than stout bars, which, under the most...