Measures cycles of freezing and thawing (e.g., F100, F200).
Common classes include B15 (approx. M200), B25 (approx. M350), and B35 (approx. M450).
Heavy concrete must fall within 1800–2500 kg/m³ . gost 26633 2017 skachat pdf
GOST 26633-2015 establishes requirements for concrete mixture composition, strength, and durability.
If you are looking for older versions for historical or renovation projects: Measures cycles of freezing and thawing (e
Crushed stone or gravel (GOST 8267) and sand (GOST 8736). Water: Must meet GOST 23732 purity standards. 🔄 Status of Previous Versions
You can download the full text from the Moscow Government Portal (PDF) . B25 (approx. M350)
Capacity to resist water pressure (e.g., W6, W8). Material Requirements: