 Concrete with 10 per cent of oil has 75 per cent of the strength of plain concrete at 28 days. At the age of 1 year the crushing strength of 1 : 3 mortar suffers but little with the addition of oil in amounts up to 10 per cent. (4) The toughness or resistance...  Experiment Station Record - Сторінка 85автори: United States. Office of Experiment Stations - 1913Повний перегляд - Докладніше про цю книгу
 | 1912 - 876 стор.
...of oil increasing the time of initial set by 90 per cent., and the time of final set by 60 per cent. The crushing strength of mortar and concrete is decreased...oil to the mix, concrete with 10 per cent, of oil having roughly 75 per cent, of the strength of plain concrete at 28 days. At the age of one year the... | |
 | United States. Bureau of Public Roads - 1913 - 308 стор.
...time of initial set by 50 per cent and the time of final set by 47 per cent. FIG. 7. — Bond tests. (3) The crushing strength of mortar and concrete is...plain concrete at 28 days. At the age of 1 year the crushing strength of 1 : 3 mortar suffers but little with the addition of oil in amounts up to 10 per... | |
 | American Railway Engineering Association - 1914 - 1636 стор.
...oil ; 5 per cent, of oil increases the time of initial set by 50 per cent., and the time of final set by 47 per cent. "(3) The crushing strength of mortar...oil to the mix. Concrete with 10 per cent, of oil hat 75 per cent, of the strength of plain concrete at 28 days. At the age of t year the crushing strength... | |
 | 1914 - 1346 стор.
...initial set by 50 per cent. and the time of the final set by 47 per cent. •'Concrete with 10 per cent, oil has 75 per cent, of the strength of plain concrete at 28 days. At the end of one year the strength of 1 : 3 mortar suffers but little from the addition of oil in amounts... | |
 | American Institute of Mining, Metallurgical, and Petroleum Engineers - 1915 - 878 стор.
...initial set by 50 per cent. and the time of the final set by 47 per cent. "Concrete with 10 per cent. oil has 75 per cent. of the strength of plain concrete at 28 days. At the end of one year the strength of 1 : 3 mortar suffers but little from the addition of oil in amounts... | |
 | Thomas Bliss Stillman - 1916 - 790 стор.
...oil ; 5 per cent, of oil increases the time of initial set by 50 per cent, and the time of final set by 47 per cent. (3) The crushing strength of mortar...addition of oil to the mix. Concrete with 10 per cent, of 011 has 75 per cent, of the strength of plain concrete at 28 days. At the age of i year the crushing... | |
 | American Railway Engineering Association - 1914 - 1634 стор.
...oil ; 5 per cent, of oil increases the time of initial set by 50 per cent., and the time of final set by 47 per cent. "(3) The crushing strength of mortar...strength, of plain concrete at 28 days. At the age of I year the crushing strength of I 13 mortar suffers but little with the addition of oil in amounts... | |
 | 1914 - 1136 стор.
...initial set by 50 per cent, and the time of the final set by 47 per cent. ''Concrete with 10 per cent, oil has 75 per cent, of the strength of plain concrete at 28 days. At the end of one year the strength of 1 : 3 mortar suffers but little from the addition of oil in amounts... | |
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