which grade of concrete is the strongest?
M20,M25,M30,M35 or M40?
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Answer Posted / sandeep chaudhary
M40 its enetial setting time is 30 minuts and quoring time
is 28 days and the final setting time is 11 months. after
that the mix is achieve the strength of 400n/mm2
| Is This Answer Correct ? | 4 Yes | 14 No |
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