Design Analysis and Test Verification of Double-Layer Gradient Coating Reinforced Concrete Flexural Strength

Table 5

Theoretical values of the surface compressive stress in the coating.

Sample no.			/	/MPa	/%	/MPa
SC-0%	100	1.56	-0.61		0.330	9.48
SC-6%	100	1.41	-1.70		0.330	17.67
SC-10%	100	1.61	-2.45		0.330	19.83
Sample no.			/	/MPa	/%	/MPa
DC-0%-10%	100	0.64|0.62	-0.61|-2.45		0.330	29.02

Note: When the surface compressive stress is calculated, the shrinkage of the substrate is absolute value.