Evaluation of Selected Physicomechanical Properties of SFRC according to Different Standards

Table 8

Results of calculations of specific fracture energy from the working diagrams in N/m.

Identification		Specimen A	Specimen B	Specimen C	Average value	Standard deviation	Coefficient of variation
C 16/20	REF	74.79	57.46	69.66	67.30	7.27	10.80
	20 kg	86.95	80.82	67.15	78.31	8.28	10.57
	25 kg	100.19	79.1 2	72.79	84.03	11.71	13.94
	30 kg	64.69	113.95	81.11	86.582	20.48	23.65
C 20/25	REF	83.00	61.93	101.94	82.29	16.34	19.86
	20 kg	55.23	42.96	43.96	47.38	5.56	11.74
	25 kg	108.99	58.81	74.25	80.68	20.98	26.01
	30 kg	66.65	56.75	113.04	78.81	24.54	31.13
C 25/30	REF	59.90	73.84	54.92	62.89	8.01	12.73
	20 kg	79.79	100.24	85.84	88.62	8.58	9.68
	25 kg	78.03	99.94	84.55	87.51	9.19	10.50
	30 kg	73.11	106.36	56.96	78.81	20.57	26.10
C 30/37	REF	80.04	60.69	89.89	76.87	12.13	15.78
	20 kg	53.54	62.11	75.59	63.75	9.08	14.24
	25 kg	88.52	62.12	89.04	79.89	12.57	15.73
	30 kg	79.60	96.21	80.41	85.41	7.65	8.95