![]() ![]() ![]() Unless specified otherwise by the purchaser, the tests shall be made using concreting materials as described in 11.1-11.3. Historical ASTM C494/C494M-08a Standard Specification for Chemical Admixtures for Concreteġ.1 This specification covers materials for use as chemical admixtures to be added to hydraulic-cement concrete mixtures in the field for the purpose or purposes indicated for the eight types as follows:ġ.1.4 Type D-Water-reducing and retarding admixtures,ġ.1.5 Type E-Water-reducing and accelerating admixtures,ġ.1.6 Type F-Water-reducing, high range admixtures,ġ.1.7 Type G-Water-reducing, high range, and retarding admixtures, andġ.1.8 Type S-Specific performance admixtures.ġ.2 This specification stipulates tests of an admixture with suitable concreting materials as described in 11.1-11.3 or with cement, pozzolan, aggregates, and an air-entraining admixture proposed for specific work (11.4).
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |