#### m30 grades of concrete with ratios - refloresta-bahia.org

Dec 25, 2006 ... relationships between water-cement ratios and 28-day compressive strengths of ... concrete viz. M15, M20, M25 and M30 with OPC (43 grade). Chat Online. 13_chapter 5.pdf - Shodhganga. Water Cement Ratio Of Ordinary And Glass Fibre Concrete. Mixes. ... No where code IS is specified mix ratios for grade of concrete. But IS 456 ...