what is the compresive strength of m20 concrete at 7 day

15 Answers  

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what is the unit weight of steel(kg/cum)& unit weight of concrete in(kg/cum)?

2 Answers   L&T,

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Water absorption for stone and first class stone bricks?

2 Answers  

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limit value of bulking of sand

3 Answers  

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How to calculate cement required for m20,m5 grade

8 Answers   MSEB,

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in steel bar weight formula (d^2/162).so what is 162.

6 Answers   KPTL,

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sir, i used 43grade opc cement to my wall plastering,i have cured 20 days ,recently , white dots and white powder shades are appearing on walls, is it any defect by curing excess days? have any disadvantages by it ? please answer

2 Answers  

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what would be compressive strength of cube for 7 days if design mix of M15

1 Answers  

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what is mean by centrifugal force which is act in vehicle on superelevation of road?

3 Answers   Jain Group,

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Why do not use fly ash bricks for waterproofing.

3 Answers   ABB,

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what radial pressure, the NP2 class rcc pipe can sustain?

0 Answers   DVC,

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how many cubic centimeter in one unit of sand?

4 Answers  

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