Temperature Effect on Mechanical Properties and Damage Identification of Concrete Structure

Table 3

Results of prism compressive strength for concrete under different temperatures.

Temperature (°C)	(N)	(MPa)	(MPa)
−20	904	40.18	40.47
	864	38.40
	964	42.84
0	780	34.67	34.43
	760	33.78
	784	34.84
20	626	27.82	28.92
	682	30.31
	644	28.62
40	572	25.42	26.00
	585	26.00
	598	26.58
60	498	22.13	23.70
	522	23.20
	580	25.78