what is the compresive strength of m20 concrete at 7 day

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Question Posted / nilamadhab

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what is the compresive strength of m20 concrete at 7 day..

Answer / modipraveen

Its should be 65-67% of m20 = 13.4KN/mm2

Is This Answer Correct ?

69 Yes

14 No

what is the compresive strength of m20 concrete at 7 day..

Answer / ak mishra

as m20 is specification .as we know compressive strength of
M20 after curing will be 20kn/m2.but after 7 days it will
gain 60% strength..........

Is This Answer Correct ?

60 Yes

21 No

what is the compresive strength of m20 concrete at 7 day..

Answer / munish neb

for 7 days: 60 -70%,for 14 days : 80 - 90% , for 28 days : 100 %
for all types of grade

Is This Answer Correct ?

19 Yes

2 No

what is the compresive strength of m20 concrete at 7 day..

Answer / nakkeeran.raja

IT SH'D have 2/3 of its strength after 7 days

Is This Answer Correct ?

19 Yes

4 No

what is the compresive strength of m20 concrete at 7 day..

Answer / prabin j

it should be 67% in 7 days. 13.4 N/mm2

Is This Answer Correct ?

18 Yes

4 No

what is the compresive strength of m20 concrete at 7 day..

Answer / ginikanwa nuga adiele

the concrete must have attained 2/3 of the streght = 13.5-14kn/m2

Is This Answer Correct ?

11 Yes

0 No

what is the compresive strength of m20 concrete at 7 day..

Answer / ranjan

M20 7 days strength

Ft = t
-------- x f28 f28 is strength of 28 days
a+bt
a & b are imperial constants

a = 4.70
b= 0.833

given formula f 7 = 7
------------ x 20
4.7+.833 x 7

=0.665 x 20
=13.3

Is This Answer Correct ?

9 Yes

3 No

what is the compresive strength of m20 concrete at 7 day..

Answer / k.sivasaravanan

It should be 60-65%

Is This Answer Correct ?

19 Yes

14 No

what is the compresive strength of m20 concrete at 7 day..

Answer / sanketh kulal

60 to 66%

Is This Answer Correct ?

2 Yes

1 No

what is the compresive strength of m20 concrete at 7 day..

Answer / suresh

COMPRESSIVE STRENGTH OF M20 CONCRETE AT 7TH DAY IT SHOULD BE
MORE THAN 80 PERCNTAGE= MORE THAN 160KG/SQCM

Is This Answer Correct ?

1 Yes

1 No

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