Explanation/Annotation:From class concrete on compression strength of Â25, marks on freezing resistance
F50 and abradability not more 0, 8 ã/ñì2
Detailed model description:Product / serial production
ÎÊÄÏ code: 2695611
certificate: 009. 065. 1. Av. 3. 0989
is registered in: "Ìîññòðîéñåðòèôèêàöèÿ" 02. 02. 99
certificate validity interval: with 02. 02. 99 on 02. 02. 01
standard documents: technical specification 400-1-287-92 "marshes and grounds of staircases
reinforced concrete for social factor buildings. Technical conditions ; Gost
9818-85" marshes and grounds of staircases of reinforced concrete. Technical condition " |
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