 The minimum requirements for tensile strength for briquettes one square inch in cross section shall be as follows and the cement shall show no retrogression in strength within the periods specified: Age.  Dust Preventives and Road Binders - Seite 75von Prévost Hubbard - 1910 - 416 SeitenVollansicht - Über dieses Buch
 | Charles Carroll Brown - 1905 - 384 Seiten
...strength for briquettes one inch square in cross section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 50-100 Ibs. 7 days (1 day in moist air, 6 days in water) 100-200 Ibs. 28 days(l day in moist air, 27... | |
 | W. Purves Taylor - 1905 - 348 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall -show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 150-200 Ibs. 7 days d day in moist air, 6 days in water) 45O-55O " 28 days (i day in moist air, 27... | |
 | Gaetano Lanza - 1905 - 980 Seiten
...strength for briquettes one inch square in cross-section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 50-100 Ibs. 7 days (I day in moist air, 6 days in water) 100-200 " 28 •' (I " •' " " 27 " " " )... | |
 | Gaetano Lanza - 1905 - 974 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the...specified : * Age. Neat Cement. Strength. 24 hours hi moist air 150-200 Ibs. 7 days (i day in moist air, 6 days in water) 450-550 " 28 " (I " " " " 27... | |
 | Richard Kidder Meade - 1906 - 418 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 150-200 Ibs 7 days ( I day in moist air, 6 days in water) 45o-550 Ibs 28 days ( I day in moist air,... | |
 | Richard Kidder Meade - 1906 - 422 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 1 50-200 Ibs 7 days ( I day in moist air, 6 days in water) 450-550 Ibs 28 days ( i day in moist air,... | |
 | American Railway Engineering and Maintenance-of-Way Association - 1907 - 308 Seiten
...strength for briquettes one-inch square in cross-section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 150-200 Ibs. 7 days (i day in moist air, 6 days in water) 45o-550 Ibs. 28 days (1 day in moist air,... | |
 | Louis F. Brayton - 1907 - 146 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the...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 " 28 days (1 day in moist air, 27... | |
 | Louis Carlton Sabin - 1907 - 598 Seiten
...tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the...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 " 28 days (1 day in moist... | |
 | Leslie Abram Waterbury - 1908 - 166 Seiten
...strength for briquettes one inch square in cross-section shall be within the following limits, and shall show no retrogression in strength within the...Age. Neat Cement. Strength. 24 hours in moist air 50-i00 Ibs. 7 days (i day in moist air, 6 days in water). i00-200 " 28 days (i day in moist air, 27... | |
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