Cement

Cement

Иранский цемент Белый
Cement TypeIranian NameRussian NameIranian StandardRussian StandardDescriptionNotes
Portland cement Type ICement Type I (325, 425, 525)CEM I 42.5NISIRI 389GOST 31108-2003/2016Ordinary Portland cement without additivesUsed for general construction; classes 32.5, 42.5, 52.5 N/B【199601203258988†L66-L83】
Portland cement Type IICement Type IICEM II/A or CEM II/BISIRI 389GOST 31108-2003/2016Modified Portland cement with moderate sulfate resistanceMax C3A 8%; used where groundwater has moderate sulfate【146199907091513†L29-L41】
Portland cement Type IIICement Type IIIISIRI 389High early strength cementGains strength rapidly; high heat of hydration【199601203258988†L99-L105】
Portland cement Type IVCement Type IVISIRI 389Low heat Portland cementUsed for massive concrete structures【199601203258988†L117-L121】
Portland cement Type VCement Type V (sulfate-resistant)CEM V? (sulfate-resistant)ISIRI 389GOST 10178-85 / 31008Sulfate-resistant cementMax C3A 5%; used in sulfate environments【912733858523393†L33-L45】
Pozzolanic cementPortland pozzolan cement (پ.پ)CEM II/B-PISIRI 3432GOST 31357Portland cement with pozzolan additivesProvides durability and sulfate resistance
White cementWhite Portland cementWhite cementISIRI 14748GOST 965-66High whiteness cementUsed for architectural finishes
Blast furnace slag cementCement with slagCEM IIIISIRI 3515GOST 31108-2003/2016Portland cement with granulated slagImproved sulfate resistance and reduced heat

 

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