what should be the strength of Concrete cube strength for 7
days, if the designed mix is M20?
Answer Posted / sandeep
If grade of concrete is M20
Then after 7 days it will be 2/3 of 20 n/sq mm
Means 0. 666*20 = 13. 20 n/sq mm
Is This Answer Correct ? | 1 Yes | 0 No |
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