Computer · Concrete Technology
IS 456:2000 के अनुसार प्लेन सीमेंट कंक्रीट (PCC) की मध्यम जोखिम स्थिति (moderate exposure condition) के लिए उपयोग किया जाने वाला कंक्रीट का न्यूनतम ग्रेड क्या है?
- 1M15✓
- 2M30
- 3M25
- 4M20
सही उत्तर देखें
M15
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