International Journal of Concrete Structures and Materials

Table 1 The values of coefficients A _i and B _i for split- tension cube specimen (Ince 2012).

From: Determination of Double-K Fracture Parameters of Concrete Using Split-Tension Cube: A Revised Procedure

	β = t/D
Coefficient	0.0	0.067	0.1	0.133	0.167	0.2
A ₀	0.842	0.995	1.050	1.060	1.036	0.995
A ₁	2.861	−0.147	−1.366	−1.815	−1.655	−1.219
A ₂	−17.384	1.847	9.772	12.762	11.794	8.986
A ₃	53.695	−0.480	−23.296	−32.385	−30.268	−22.774
A ₄	−70.864	−1.908	27.794	40.275	38.365	29.263
A ₅	35.033	2.429	−12.082	−18.691	−18.479	−14.669
B ₀	1.159	1.192	1.211	1.216	1.208	1.188
B ₁	1.974	1.160	0.582	0.175	−0.047	−0.133
B ₂	−11.204	−5.970	−2.239	0.397	1.834	2.379
B ₃	37.233	22.364	11.650	3.942	−0.417	−2.252
B ₄	−48.035	−29.008	−15.160	−5.051	0.803	3.389
B ₅	23.823	14.741	8.015	2.972	−0.093	−1.597

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