Generally Portland cement (GOST 10178 or GOST 31108).
You can download the full text from the Moscow Government Portal (PDF) . gost 26633 2017 skachat pdf
GOST 26633-2015 establishes requirements for concrete mixture composition, strength, and durability. Generally Portland cement (GOST 10178 or GOST 31108)
Heavy concrete must fall within 1800–2500 kg/m³ . gost 26633 2017 skachat pdf