Popular Hand Book for Cement and Concrete Users: A Comprehensive and Popular Treatise on the Principles Involved and Methods Employed in the Design and Construction of Modern Concrete Work ...Norman W. Henley Publishing Company, 1911 - 430 стор. |
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Результати 6-10 із 89
Сторінка 15
... proportion of sand , as much as 90 per cent being used , is useful for interior work . It may be used as a backing for a thin floating of the white cements . White Port- land cements are also used as a final coat where great durability ...
... proportion of sand , as much as 90 per cent being used , is useful for interior work . It may be used as a backing for a thin floating of the white cements . White Port- land cements are also used as a final coat where great durability ...
Сторінка 19
... proportion to the aggre- gate , than to pay the extra cost of FIG . 2. - Pat Showing Shrinkage additional grinding . Cracks Due to Overwet Mixture or Too Rapid Drying . The strength of cement is usually determined by submitting a ...
... proportion to the aggre- gate , than to pay the extra cost of FIG . 2. - Pat Showing Shrinkage additional grinding . Cracks Due to Overwet Mixture or Too Rapid Drying . The strength of cement is usually determined by submitting a ...
Сторінка 20
... . The finer the cement is ground the greater will be its hydrau- licity , and the greater the proportions of sand that can be used with it . Second . - Setting . - Cement which sets much [ 20 ] Handbook for Cement and Concrete Users.
... . The finer the cement is ground the greater will be its hydrau- licity , and the greater the proportions of sand that can be used with it . Second . - Setting . - Cement which sets much [ 20 ] Handbook for Cement and Concrete Users.
Сторінка 22
... periods running into many years . They are then broken in testing machines . The briquettes are made both of pure cement and of cement mortar mixed with varying proportions of [ 22 ] Handbook for Cement and Concrete Users.
... periods running into many years . They are then broken in testing machines . The briquettes are made both of pure cement and of cement mortar mixed with varying proportions of [ 22 ] Handbook for Cement and Concrete Users.
Сторінка 23
... proportions of sand . These tests are of value because long years of experience have fixed certain values which a good cement should obtain and although pure cement is little used in practice , a standard is thus fixed which serves as a ...
... proportions of sand . These tests are of value because long years of experience have fixed certain values which a good cement should obtain and although pure cement is little used in practice , a standard is thus fixed which serves as a ...
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50 cents abutment acid aggregate applied arch asphalt barrel bars bending bottom brick bridge broken stone building carrying cent centre chapter coat color columns compression compressive stress concrete blocks consists construction cost cracks crete cubic cubic foot depth diameter employed engineer face feet filled finish floor forms formula foundation girders gravel grout gypsum hardening horizontal hydraulic lime inches lath lime load machine manufacture masonry material metal method mixer mixing mixture mortar mould O'CONOR SLOANE obtained ornamental pile pipe placed plaster plaster of Paris Portland cement posts practical pressure Price proportions reinforced concrete reinforced-concrete removed resistance retaining walls rods Rule sand sewer shear slab slaked lime space span steel stirrups strength stress structure stucco surface tamped tanks tensile stresses tension tests tile trowel tunnel vertical waterproofing weight wire wooden
Популярні уривки
Сторінка 25 - 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.