what should be the strength of Concrete cube strength for 7
days, if the designed mix is M20?
Answer Posted / g.mugesh
Grade of concrete:m20
7days test (67.5%) - 20*67.5/100=13.35 N/MM2
28days test(100%) - 20 N/MM2
Is This Answer Correct ? | 19 Yes | 10 No |
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