M30 strength

What is the min and max strength of M30(target strength is 38N/sq.mm)
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shafi Uzzama

  • Dec 31st, 2011
 

7 days strength will be 62% i.e. this should be more than 450 KN
& 28 days strength will be 100% i.e. it should be more than 700 KN

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Krishna Bahadur Kunwar

  • Dec 7th, 2012
 

7 day strength will be 65% and 28 day strength will be 85-90%

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