Standard Test Method for Air Content of Freshly Mixed Concrete by the Pressure Method
NORMA vydaná dňa 1.6.2009
Označenie normy: ASTM C231-09
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.6.2009
Počet strán: 10
Približná hmotnosť: 30 g (0.07 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
air content, calibration, concrete, correction factor, measuring bowl, meter, pressure, pump, unit weight, Aggregate correction factor, Air content--concrete, Calibration--cement/concrete analysis instrumentation, Pressure testing--concrete, ICS Number Code 91.100.30 (Concrete and concrete products)