M20 Grade ratio?
M30 Grade ratio?
M40 Grade ratio ?
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Answer Posted / deepak kumar
There are two types of mixes.
1-Nominal Mix
2-Design Mix.
M20(1:1.5:3)we can do by nominal mix as well as design mix.
But M30 & M40 we only do design mix.
| Is This Answer Correct ? | 94 Yes | 11 No |
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