Experimental Study on the Durability of Alkali-Activated Slag Concrete after Freeze-Thaw Cycle

Table 7

Transverse fundamental frequency and dynamic elastic modulus of the prism samples after different freeze-thaw cycles.

Freeze-thaw cycle (n)	AASC-1		AASC-2		AASC-3		AASC-4		AASC-5		AASC-6		OCC-1
	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)	Transverse fundamental frequency (Hz)	Dynamic elastic modulus (GPa)
0	2213	40.17	2202	40.01	2185	39.52	2303	43.46	2264	42.15	2210	39.88	2349	46.75
25	2196	39.52	2182	39.26	2174	39.10	2297	43.20	2250	41.61	2193	39.22	2307	45.02
50	2179	38.87	2170	38.80	2159	38.53	2291	42.94	2236	41.06	2173	38.43	2265	43.20
75	2162	38.20	2153	38.15	2147	38.08	2280	42.46	2219	40.41	2153	37.68	2235	41.84
100	2148	37.64	2141	37.68	2133	37.53	2262	41.76	2204	39.84	2132	36.93	2190	39.99
125	2140	37.31	2124	37.02	2116	36.87	2247	41.17	2192	39.35	2112	36.21	2151	38.44
150	2122	36.61	2104	36.27	2102	36.36	2230	40.53	2180	38.87	2088	35.35	2097	36.43
175	2114	36.29	2086	35.62	2088	35.83	2213	39.88	2166	38.31	2070	34.71	2049	34.68
200	2097	35.67	2071	35.07	2074	35.32	2195	39.21	2158	38.01	2050	34.02	2010	33.28
225	2085	35.23	2062	34.73	2060	34.81	2180	38.63	2147	37.60	2026	33.20	1986	32.40
250	2068	34.64	2050	34.27	2048	34.39	2168	38.17	2133	37.08	1999	32.28	1956	31.32
275	2041	33.69	2039	33.87	2036	33.96	2159	37.81	2121	36.61	1975	31.48	1932	30.43
300	2017	32.86	2028	33.43	2024	33.52	2154	37.63	2106	36.05	1931	30.06	1908	29.49