Buzzworks Business Services Field Sales Officer Interview Questions and Answers

The grade of concrete refers to its strength and durability.

• Concrete is classified into different grades based on its compressive strength.

• The grade of concrete is denoted by a number followed by the letter 'M' (e.g., M20, M25).

• The number represents the compressive strength of concrete in megapascals (MPa) after 28 days of curing.

• Higher grade concrete has higher strength and is used for heavy-duty structures like bridg...read more