zouina zidane 0 Posted June 24 Report Share Posted June 24 Bnsr , j une qts concernant la résistance a la comparaison du beton a 28 jrs C'est quoi les avantages quand on prend 30 Mpa au lieu de 25 Mpa ? Merci Quote Link to post Share on other sites
Experts BELLAMINE 620 Posted June 26 Experts Report Share Posted June 26 (edited) Edited June 26 by BELLAMINE 1 Quote Link to post Share on other sites
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