Tag Archive for Tag: Properties of Concrete

Tag: Properties of Concrete Properties of Hardened Concrete

Strength The characteristic strength of concrete is defined as the compressive strength of 150 mm size cubes after 28 days of curing below which not more than 5 per cent of the test results are expected to fail. The unit of stress used is N/mm2. IS 456 grades the concrete based on its characteristic strength as shown in Table 3.3. Till year

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