Advances in Materials Science and Engineering / 2020 / Article / Tab 8

Research Article

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

Table 8

Comparing values of the parameters of a mathematical decay function model obtained in the present study with other studies.

ReferenceRock typeRock propertiesDecay constant (λ)Half-life (N1/2)

Mutlutürk et al. [20]Various limestone samplesSH−0.003 to −0.007244.5 to 84.8
Various travertine samplesSH−0.004 to −0.007168.2 to 101.1
Akin and Özsan [35]TravertineaUCSc−0.002288.8
TravertinebUCSc−0.005147.5
Jamshidi et al. [34]Various limestone samplesBTS−0.002 to −0.004346.5 to 173.3
Is (50)−0.004173.3
Various limestone samplesBTS−0.015 to −0.02446.2 to 28.9
Is (50)− 0.019 to −0.0236.5 to 34.7
The present studySix different limestone typesUSC− 0.002 to −0.007346.5 to 99
Is (50)−0.002 to −0.006346.5 to 115.5
Sch−0.001 to −0.002693 to 346.5

SH, shore hardness; UCS, unconfined compressive strength; BTS, Brazilian tensile strength; Is (50), point load strength; aporosity <5%; bporosity > 5%; cperpendicular to lamination; Sch, Schmidt rebound hardness.

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