 Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours.  Proceedings of the Annual Meeting - Sayfa 281American Society for Engineering Education, Society for the Promotion of Engineering Education (U.S.) tarafından - 1906Tam görünüm - Bu kitap hakkında
 | Prévost Hubbard - 1910 - 458 sayfa
...28 days (1 day in moist air, 27 days in water) 600 Ibs. One Part Cement, Three Parts Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) 200 Ibs. 28 days (1 day in moist air, 27 days in water) 275 Ibs. CONSTANCY OF VOLUME. Pats of neat... | |
 | American Society for Testing Materials - 1910 - 326 sayfa
...days in water) ...500 " 28 days (1 " " " 27 " " )...6oo " One Part Cement, Three Paris Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) ...200 Ibs. 28 days (i " " " 27 " " J...275 " CONSTANCY OF VOLUME. 22. Pats of neat cement about three... | |
 | 1910 - 648 sayfa
...engineer, be held for further tests before being rejected. One Part Cement, Three Parts Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) 200 pounds 28 days (1 day in moist air, 27 days in water) 275 pounds but in no case shall the increase... | |
 | 1911 - 262 sayfa
...inch square shall be those shown in the following table: 1 Part Cement, 3 Parts Standard Sand Strength 7 days (1 day in moist air, 6 days in water) 175 Ibs. '28 days (1 day in moist air, 27 days in water) 300 Ibs Sect. 1 13. Mortar for Plastering Mortar for plastering shall be made as follows: The lime... | |
 | John Christian Ostrup - 1911 - 116 sayfa
..." 7 days (1 day in moist air, 6 days in water) 500 '' ONE PART CEMENT, THREE PARTS STANDARD OTTAWA SAND 7 days (1 day in moist air, 6 days in water) 200 Ibs. If the minimum strength is not specified, the mean of the above values shall be taken as the... | |
 | American Railway Engineering Association - 1911 - 520 sayfa
...moist air, 27 days in water) .... ............. 250 Ibs. One Part Cement, Three Parts Standard Ottawa Sand. 7 days ( 1 day in moist air, 6 days in water) ................. 50 Ibs. 28 days (1 day in moist air, 27 days in water) ................. 125 Ibs.... | |
 | Association for Standardizing Paving Specifications - 1911 - 112 sayfa
...Engineer, be held for further tests before being rejected. One Part Cement, Three Parts Standard Ottawa Sand. 7 days ( 1 day in moist air. 6 days in water) 200 pounds 28 days (1 day in moist air, 27 days in water) 275 " but in no case shall the increase in... | |
 | Association for Standardizing Paving Specifications - 1911 - 154 sayfa
...Engineer, be held for further tests before being rejected. ONE PART CEMENT, THREE PARTS STANDARD OTTAWA SAND. 7 days (1 day in moist air, 6 days in water) 200 pounds 28 days (1 day in moist air, 27 days in water) 275 pounds But in no case shall the increase... | |
 | John Pascal Brooks - 1911 - 240 sayfa
...considered here as it is seldom used in reinforced concrete construction. 6 One Part Cement, Three Parts Sand ' 7 days (1 day in moist air, 6 days in water) 150 - 200 Ib. 28 days (1 day in moist air, 27 days in water) 200 - 300 " Constancy of Volume. Pats... | |
 | Leslie Abram Waterbury - 1912 - 316 sayfa
...28 days ( 1 day in moist air, 27 days in water) . 250 " One Part Cement, Three Parts Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) . . 50 Ibs. 28 days (1 day in moist air, 27 days in water) . 125 " CONSTANCY or VOLUME. 15. Pats of... | |
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