 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
 | Albert Irvin Frye - 1913 - 1698 sayfa
...in strength within the periods specified:* Age. Neat Cement. Strength. 24 hours in moist air 150-200 Ibs. 7 days (1 day in moist air, 6 days in water) 450-550 " 25 days (1 day in moist air, 27 days in water) 550-650 " One Part Cement, Three Parts Sand.... | |
 | Henry Kreitzer Benson - 1913 - 460 sayfa
...retrogression in strength within the periods specified: Age Neat Cement Strength 24 hours in moist air 75 Ibs. 7 days (1 day in moist air, 6 days in water) 150 " 28 days (1 " " " " 27 " " • " ) 250 " One Part Cement, Three Paris Standard Ottawa Sand 7 days... | |
 | Association for Standardizing Paving Specifications - 1913 - 202 sayfa
...retrogression in strength within the periods specified : NEAT CEMENT. Age 24 hours in moist air 175 pounds 7 days (1 day in moist air, 6 days in water) .500 pounds 28 days (1 day in moist air, 27 days in water) 600 pounds ONE PART CEMENT, THREE PARTS STANDARD... | |
 | American School of Correspondence, Chicago, F. W. Fitzpatrick - 1913 - 148 sayfa
...retrogradation in the strength between the periods specified: Neat Cement Strength 24 hours in moist air , 200 Ibs. 7 days (1 day in moist air, 6 days in water) 550 Ibs. 28 days (1 day in moist air, 27 days in water). . . . 650 Ibs. IfFor fireproofing and floor... | |
 | Ontario. Legislative Assembly - 1913 - 986 sayfa
...Ibs. i ONE PART CEMENT THREE 1'ARTS STANDARD SAND. 7 days (1 day in moist air, 6 days in water) . 175 Ibs. 28 days (1 day in moist air, 27 days in water) 250 Ibs. CHEMICAL ANALYSIS. — The cement shall not contain more than 1 per cent, of anhydrous sulphuric... | |
 | American Society of Municipal Engineers - 1914 - 86 sayfa
...CEMENT. Lbs. per sq. in. 24 hours in moist air 175 7 days (1 day in moist air, 0 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 of standard Ottawa sand, by weight. 7 days (1 day in... | |
 | Richard I. D. Ashbridge - 1914 - 200 sayfa
...requirements: Specific Gravity: not less than 3.1. Ultimate Tensile Strength per square inch: 7 days (1 day in air, 6 days in water) 500 Ibs. 28 days (1 day in air, 27 days in water), 1 part of cement to 3 parts standard quartz sand 275 Ibs. Fineness: Residue... | |
 | Henry Turner Eddy, Claude Allen Porter Turner - 1914 - 468 sayfa
...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. TESTS OF CKMKNT 9 Constancy of Volume Pats of neat cement about three inches in diameter,... | |
 | Eyvind Lee Heidenreich - 1915 - 462 sayfa
...more than 10 hours TENSILE STRENGTH, NEAT. Age. Strength. 24 hours in moist air 175 Ibs. per sq. in. 7 days (1 day in moist air, 6 days in water) . . .500 Ibs. per sq. in. 28 days (1 day in moist air, 27 days in water) . . 600 Ibs. per sq. in. TENSILE STRENGTH,... | |
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