Two new national standards

To achieve concrete durability criteria of and prevent concrete demolition and corrosion in reinforced concrete, the researchers in that company are going to compile two national standards in landscape deed of concrete in 2025 with forgoing issues which were approved in the 634th session of the national standard committee of construction engineering and materials and products dated 21.02.2016 and was published in the site of national standard organization. ;“Concrete, mortar and grout admixtures – part 11: to determine specifications of air cavities in hardened concrete – test method” ;“Concrete- Strength of concrete against chloride ion penetration with electrical method – Test method”