Optimization of Self-Compacting Concrete Containing Blast-Furnace Slag Compositions

Table 6

Coefficients of experimental-statistical models for output parameters.

	b0	b1	b2	b3	b11	b22	b33	b12	b13	b23
W	123	30.23	−51.15	12.65	19.84	43.95	8.12	−21.92	6.79	−15.59
W/C	0.30	−0.21	−0.13	0.03	0.13	0.13	0.04	0.01	0	−0.05
ΔS2	8,02	−1.37	−13.23	−4.01	2.00	6.52	0.12	−0.66	1.91	3.61
fcm1	23,6	11.67	7.71	−3.85	1.98	−8.67	−1.54	6.06	−4.63	−2.53
fcm7	58,5	20.85	19.22	−2.12	−4.01	−10.96	−2.80	10.61	−5.89	1.04
fcm28	74,3	21.51	19.00	−1.79	−6.81	−9.01	−11.56	7.11	−7.34	1.69
fctm1	2.8	1.34	0.76	−0.34	0.23	−1.01	−0,12	0.63	−0.38	−0.09
fctm28	6.4	1.76	1.58	0.51	0.21	−1.24	−0.42	0.26	−0.56	0.28
Cf	4.94	0.20	−3.37	−0.08	0.98	2.37	1.96	−0.15	1.14	−0.76