GB/T 1596-2017 Translated English of Chinese Standard. (GBT 1596-2017, GB/T1596-2017, GBT1596-2017): Fly ash used for cement and concreteThis Standard specifies the terms and definitions, classification, grade, technical requirements, test methods, inspection rules, packaging, marks, transport and storage of fly ash used for cement and concrete. |
Contents
| 3 | |
Scope | 5 |
Terms and definitions | 6 |
Grade | 7 |
Test methods | 9 |
Inspection rules | 10 |
Packaging marks transport and storage | 12 |
Annex A Normative Test method for water demand ratio of fly ash | 13 |
Annex B Normative Test method for water content of fly ash | 15 |
Normative Test method for strength activity index of fly ash | 17 |
Common terms and phrases
42.5 specified accordance with GB/T according to GB/T activity mixed materials ash C type back titration Bulk fly ash cement activity mixed cement or ordinary cement that complies chemical performance requirements complies with GSB compressive strength concrete and mortar copper sulfate dry or semi-dry Edition exit-factory inspection items F type fly F type flyash ferric oxide fluidity of reference flyash C type grams g hemihydrate calcium sulfite hole sieve residue item fail mass ratio meet technical requirements mixed by reference mixing concrete mixing mortar mortar and concrete Numbering and sampling ordinary Portland cement permitted to re-sample Physical and chemical re-inspection results reference cement reference mortar L0 requirements of Table Scope This Annex semi-dry desulfurization process Sieving Method silica SiO2 F specified in GB square hole sieve strength activity index strength grade Test method testing mortar fluidity Testing sample Total mass fraction type fly ash water content water demand ratio Yangtze River