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How much strength will take a concrete after 28 days of concreting?

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تاريخ النشر: 2013/12/10
Atanas Todorov
من قبل Atanas Todorov , Senior Structural Engineer , ATTO Ltd.

The28-day strength is often used to designate the concrete according to its (compressive) strength class.

For example, in Eurocode2 [C16/20] means: [Concrete] -- [characteristic cylinder strength = 16 MPa] -- [characteristic cube strength = 20 MPa].

Wolf Klaas Kinsbergen
من قبل Wolf Klaas Kinsbergen , Managing Director, Designer , ingenieursbureau KB International NV

depending on the climate a normal concrete is completely done in28 days. In cold weather its different.

Acoro Jean-Marie ACORO
من قبل Acoro Jean-Marie ACORO , Group Chief Operating Officer , BATIPRO.sa

Mister Atanas Todorov   have reason. But If you used adjuvent for increase the time for drying or taking, you improve this data. There are a lot of parameter who can play on the result also the quality of element for your concrete, the time to mixed, ...... So We can give you a answer generaly on the middle data (generaly had). Your laboraory could you give an idea on result.

Mohammad Nemati
من قبل Mohammad Nemati , manager , kuathar bana joonub

it depends on cement type used in concrete but generally has to gain90% of total  anticipated strengh

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