Ordinary Portland cement is available in distinct grades.
A4
B3
C5
D6
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Related Questions:
A type of lintel which are strengthened by the provision of mild steel plates at their top and bottom are known as:
A triangular portion of the brick through width and making an angle of 45 with length of the brick is:
Jhama bricks are
Half length full width
In the manufacture of brick, the Pugg mill are used :