What is the formula of compressive strength of a 7-day concrete cube in M20?
- Thread starter Sumit Civil
- Start date
Dnyan Deshmukh
Staff member
There is no as such forumla for calculation of 7 days strength of the concrete. with advancement in the field of the concrete, 7 days strength purely dependent of behaviors of concrete as per mix design.
In Normal case it could be from 60 to 80% of the characteristic strength of that concrete mix.
In Normal case it could be from 60 to 80% of the characteristic strength of that concrete mix.
