ASTM C55-25

Podrobné informácie

Označenie: ASTM C55-25

Dátum vydania: 01.07.2025

Stránok: 3

Krajina: Americká technická norma

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Anotácia

This specification covers solid, dry-cast, concrete building brick intended for interior and exterior use in constructing structural masonry, and are made from portland cement, water, and suitable mineral aggregates with or without the inclusion of other materials. Materials to be used in the manufacture of brick include Portland cement, limestone, hydraulic cement, pozzolan, blast furnace slag cement, aggregates, and other constituents like air-entraining agents, coloring pigments, integral water repellents, and finely ground silica. All units shall be sound and free of cracks or other defects that interfere with the proper placement of the units or significantly impair the strength or permanence of the construction.


Keywords:
absorption, compressive strength, concrete brick, concrete building brick, concrete masonry units, dry-cast, hydraulic cement, linear drying shrinkage,, ICS Number Code 91.100.30 (Concrete and concrete products)