If at site iam supposed to get M30.But by mistake i got M20
mix. How could I differentiate the mix before placing?
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Answer Posted / chouhan
Dear
I dont think its useful instead of M30 to put M20 becose u have difrent like M20 is 20N/mm2 and M30 is 300n/mm2.
If you have any other solution pls share with so we can also use it on site.......... off course should get approval before apply.
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