American Society for Testing and Materials (ASTM). Current edition approved May I, 2007. Published June 2007. 10 р. This specification covers eight types of portland cement, as follows:
Type I-For use when the special properties specified for any other type are not required.
Type IA-Air-entraining cement for the same uses as Type I, where air-entrainment is desired.
Type II-For general use, more especially when moderate sulfate resistance or moderate heat of hydration is desired.
Type IIA-Air-entraining cement for the same uses as Type II, where air-entrainment is desired.
Type III-For use when high early strength is desired.
Type IILA-Air-entraining cement for the same use as Type III, where air-entrainment is desired.
Type lV-For use when a low heat of hydration is desired.
Type V-For use when high sulfate resistance is desired.