 Ibs. 7 days (1 day in moist air, 6 days in water) 500 ' ' 28 days (1 day in moist air, 27 days in water) 600 ' ' ONE PART CEMENT, THREE PARTS STANDARD OTTAWA SAND.  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
 | Malverd Abijah Howe - 1915 - 186 sayfa
...retrogression in strength within the periods specified: Age Strength NEAT CEMENT 24 hours in moist air 75 Ibs. 7 days (1 day in moist air, 6 days in water) 150 " 28 days (1 day in moist air, 27 days in water) 250 " ONE PART CEMENT, THREE PARTS STANDARD OTTAWA... | |
 | Leonard METCALF (and EDDY (Harrison Prescott)), Harrison Prescott Eddy - 1915 - 608 sayfa
...retrogression in strength within the periods specified: Ncat Cement Age Strength 24 hours in moist air 175 Ib. 7 days (1 day in moist air, 6 days in water) 500 Ib. 28 days (1 day in moist air, 27 days in water) 600 Ib. Onc Part Cement, Thrce Parts Standard Ottawa... | |
 | Walter Loring Webb, William Herbert Gibson - 1916 - 264 sayfa
...Cement AGE STRENGTH 24 hours in moist air 17.1 Ib. 7 days (1 day in moist air, C days in water) 500 " 28 days (1 day in moist air, 27 days in water) 600 " One Part Cement, Three Parts Standard Ottaira Hand 7 clays (1 day in moist air, 6 days in water)... | |
 | Roy A. Seaton - 1916 - 246 sayfa
...in moist air 175 Ib. Age Neat Cement Strength 28 days (1 day in moist air, 27 days in water) 600 " 7 days (1 day in moist air, 6 days in water) 500 " One Part Cement, Three Parts Standard Ottawa Sand 28 days (1 day in moist air, 27 days in water)... | |
 | Fred Lavis - 1917 - 648 sayfa
...specified value within the limits of 50 and 100 pounds, and so on for each period stated. Age Neat Cement Strength 24 hours in moist air 175 Ibs. 7 days (1 day in moist air, 0 days in water) 500 Ibs. 28 days ( 1 day in moist air, 27 days in water) 600 Ibs. One Part Cement,... | |
 | American Railway Engineering Association - 1917 - 1772 sayfa
...in strength within the periods specified: Neat Cement.. Age. Strength. •24 hours in moist air 75 Ibs. 7 days (1 day in moist air, 6 days in water) . . . .ISO Ibs. 28 days (1 day in moist air, 27 days in water) . . . .250 Ibs. One Part Cement, Three... | |
 | Fred Lavis - 1917 - 646 sayfa
...retrogression in strength within the periods specified:i Age If eat Cement Strength 24 hours in moist air 75 Ibs. 7 days (1 day in moist air, 6 days in water) 150 Ibs. 28 days (1 day in moist air, 27 days in water) 250 Ibs. One Part Cement, Three Parts Standard... | |
 | Clark R. Mandigo - 1917 - 140 sayfa
...to or higher than the following: — Age. Strength. 7 days (1 day in moist air, 6 days in water) 200 Ibs. 28 days (1 day in moist air, 27 days in water) 300 Ibs. The average tensile strength of standard mortar at 28 days shall be higher than the strength... | |
 | Amory Prescott Folwell - 1918 - 498 sayfa
...less than that shown in the following table: Neat Cement. Lbs. per sq. in. 24 hours in moist air 175 7 days (1 day in moist air, 6 days in water) 500 28 days (1 day in moist air, 27 days in water) 600 Mortar consisting of 1 part cement and 3 parts standard... | |
 | Kewanee (Ill.) - 1919 - 340 sayfa
...square in section shall be as follows: NEAT CEMENT: 24 hours old in moist air, 175 Ibs. 7 days old (one day in moist air, 6 days in water) 500 Ibs. 28 days old (one day in moist air, 27 days in water) 600 Ibs. ONE PART CEMENT, THREE PARTS SAND. 7 days old... | |
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