Concrete Cube

The size of concrete cube is 150mm x 150mm x 150mm as per Indian Standards. Why?

Questions by gchhawsaria   answers by gchhawsaria

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  • Jun 9th, 2012

It is easy to for testing and to handle

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  • Jul 10th, 2012

A smaller size would be insufficient for all regular coarse aggregate sizes conventionally applied!

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  • Jul 10th, 2012

According to British Standard (BS) 1881:1983
100 mm cubes can take up to 20mm CA and 150mm cubes can accommodate up to 40mm CA!


  • Sep 27th, 2012

The practical result of checking strength of concrete at 7 days & 28 days depends on the cube size 150x150x150, if we change the dimension, the checking days will change.

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