Objective Question
What is the minimum value of test results (in N/mm²) for compressive strength compliance
requirement for M20 grade concrete for standard deviation of 0.36 as per IS code provisions?
What is the minimum value of test results (in N/mm²) for compressive strength compliance
requirement for M20 grade concrete for standard deviation of 0.36 as per IS code provisions?
According to the provisions of the IS Code, the minimum values of test results for
compressive strength compliance for the following grades of concrete are given below.
IS Code के प्रावधानों के अनुसार निम्न कंक्रीट ग्रेड के लिए संपीडन सामर्थ्य अनुपालन के लिए परीक्षण परिणामों
का न्यूनतम मान निम्न है
|
Grade / ग्रेड |
Individual Test Result / व्यक्तिगत परीक्षण परिणाम (N/mm²) |
|
M15 |
Fck-3 |
|
M20 or above / M20 या उससे ऊपर |
Fck-4 |
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