Advances in Civil Engineering / 2021 / Article / Tab 3

Research Article

Effect of Limestone Powder on Thaumasite Form of Sulfate Attack (TSA) of Cement-Based Materials

Table 3

Corrosion damage grade of TSA [20].

Damage gradesCorrosion features

1No visible deterioration
2Some deterioration at corners
3Deterioration at the corners and edges
4Deterioration at the corners and some cracking along the edges
5Cracking and expansion along the edges
6Serious cracking, expansion, or spalling
7Serious spalling or expansion of surfaces
8Grey pulp at the corners, edges, and surface
9Amount of grey pulp at the specimens
10Complete damage

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