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Concrete strength

No.188 [904-20120422]
Concrete strength

Regarding concrete strength, the standard design standard strength is 24N (Newton) / square millimeter or more, 30N / square millimeter or more for long-term excellent housing, and 36N / square millimeter or more for ultra-long term. 30N / square millimeter is the so-called "100-year construction method", and it is said that if it reaches about 33N / square millimeter, it will last for more than 100 years. Must be confirmed at the time of contract.

日本語[904-20120422]


DSC_2091_202112061358498ff.jpg
Osaka Nakanoshima
2021.03.15

テーマ : 不動産投資 - ジャンル : 株式・投資・マネー

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