M20 and M25 are grades of Concrete
“M” = Mix
Number (20 / 25) = Characteristic compressive strength of concrete in N/mm² (MPa) after 28 days of curing.
https:///...-M20-/-M25-Concrete?
M20 and M25 are grades of Concrete
“M” = Mix
Number (20 / 25) = Characteristic compressive strength of concrete in N/mm² (MPa) after 28 days of curing.
https:///...-M20-/-M25-Concrete?