 | Nicholas Wood - Canals - 1825 - 350 pages
...the one material is by no means double that of the other. Wrought-iron rails, of the same expence, admit of a greater variety in the performance of the...rails. It has been said by some engineers, that the wrought iron exfoliates,, or separates, in their laminae, on that part which is exposed to the pressure... | |
 | John Holland - Iron founding - 1831 - 364 pages
...carriages will pass along such rails more smoothly than they can do on those that are of cast iron. " The malleable iron rails are more constant and regular...rails. It has been said by some engineers that the wrought iron exfoliates, or separates in lamins, on that part which is exposed to the pressure of the... | |
 | Railroad engineering - 1832 - 426 pages
..."The malleable iron rails are more constant and regular in their decay, by the contact and prcseur« of the wheel ; but they will, on the whole, last longer than cast-iron rails, it has been said by seme engineers, that the wrougbt-iron exfoliate, or вера lion I have found them work loose, especially... | |
 | Luke Hebert - Industrial arts - 1835 - 938 pages
...over them, while the price of the one material is by no means double that of the other. \Vrought-iron rails, of the same expense, admit of a greater variety...that the wrought-iron exfoliate, or separate in their lamina?, on that part which is exposed to the pressure of the wheel. This I pointedly deny, as I have... | |
 | Luke Hebert - Industrial arts - 1836 - 942 pages
...admit of a greater variety in the performance of the work, and employment of the power upon them, us the speed of the carriages may be increased to a very...that the wrought-iron exfoliate, or separate in their laminée, on that part which is exposed to the pressure of the wheel. This I pointedly deny, as I have... | |
 | Luke Hebert - Locomotives - 1837 - 236 pages
...attention. " In my opinion," says Mr. Stephenson, " Bu-kmshaw's patent wrought-iron rail possesses those advantages in a higher degree than any other. It is...that the wrought-iron exfoliate, or separate in their lamina:, on that part which is exposed to the pressure of the wheel. This I pointedly deny, as I have... | |
 | Nicholas Wood - Railroads - 1838 - 854 pages
...carriages will pass along " such rails more smoothly, than they can do on those " that are of cast iron. " The malleable iron rails are more constant and " regular...longer " than cast-iron rails. It has been said by some en" gineers that the wrought-iron exfoliate or separate in " their laminae, on that part which is exposed... | |
 | James Day - Railroad engineering - 1848 - 240 pages
...The malleable-iron rails are more constant and regular in their decay, by the contact and pressure uf the wheel ; but they will, on the whole, last longer...the wrought-iron exfoliate, or separate, in their laminœ, on that part which is exposed to the pressure of the wheel. This I pointedly deny, as I have... | |
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... the speed of the carriages may be increased to a very high velocity without any risk of breaking the rails; their toughness rendering them less liable to fracture from an impulsive force, or a sudden jerk. To have the same advantages in this respect,... 