Experimental and Analytical Studies for the Size Effect on the Axial Strength of High-Strength Concrete Walls with Various Fire-Damaged Areas

International Journal of Concrete Structures and Materials

Table 3 Reduction ratio of strength and elastic modulus of concrete due to heat (adopted Cheng et al. (Cheng et al., 2004)).

Temperature (°C)	Reduction ratio of concrete strength	Reduction ratio of elastic modulus of concrete
20	0	0
100	0.244	0.229
200	0.245	0.408
300	0.247	0.530
400	0.252	0.649
500	0.262	0.745
600	0.551	0.842
700	0.685	0.904
800	0.853	0.973
900	0.955	0.985