Standard Test Method for Microscopical Determination of Parameters of the Air-Void System in Hardened Concrete
NORMA vydaná dňa 10.7.1998
Označenie normy: ASTM C457-98
Poznámka: NEPLATNÁ
Dátum vydania normy: 10.7.1998
Počet strán: 14
Približná hmotnosť: 42 g (0.09 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
Air content, Air voids, Concrete-air content, Concrete-hardened, Linear traverse (Rosiwal) method, Microscopic examination-concrete, Modified point-count method, Petrographic analysis, Pore structure, air-void content/parameters of air-void system in hardened concrete, by, microscopical determination, test,, Spacing factor, Surface analysis-concrete, air-void content (in hardened concrete), test, ICS Number Code 91.100.30 (Concrete and concrete products)