Strain Measuring of Composite Grid Using Digital Image Correlation

Table 6

Young’s modulus comparison of H-CFRP-2.

		Young’s modulus (MPa)	Error (%)
DIC	Linear regression	168167	0.00
Strain gauge	ASTM	156412	−7.51
	ACI	168099	−0.04
	Linear regression	161961	−3.83