Advances in Materials Science and Engineering / 2020 / Article / Tab 5

Research Article

Estimating Deterioration Rate of Some Carbonate Rocks Used as Building Materials under Repeated Frost Damage Process, China

Table 5

The decay constant (λ), half-life (N1/2), and coefficient of correlation (R) of unconfined compressive strength (UCS).

Rock typeUnconfined compressive strength UCS (MPa)

Limestone 1−0.002346.50.992
Limestone 2−0.003231.00.957
Limestone 3−0.00799.00.988
Limestone 4−0.004173.30.941
Limestone 5−0.005138.60.987
Limestone 6−0.00799.00.997

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