Flexural performance of rapid-hardening concrete (RHC) beams with tension lap splice

Beni-Suef University Journal of Basic and Applied Sciences

Table 6 Experimental results

Group	Beam ID	Pcr	∆ cr	Mcr	Pu	∆u	Mu	∆y	µ	T	R	Failure mode
I	M-L0 × 10-R.852-C20	21.3	2.0	12.8	93.8	32.6	56.3	10.6	3.1	33.8 × 10²	3.3 × 10²	Flexure
	M-L20 × 10-R.852-C20	20.0	1.5	12.0	117.5	19.5	70.5	11.3	1.7	27.5 × 10²	4.8 × 10²	Slippage
	M-L30 × 10-R.852-C20	33.8	2.7	20.3	110.0	54.5	66.0	11.9	4.6	38.8 × 10²	5 × 10²	Flexure
	M-L40 × 10-R.852-C20	47.5	3.2	28.5	120.0	33.8	72.0	7.8	4.4	45.6 × 10²	3.1 × 10²	Flexure
II	M-L0 × 12-R.852-C20	37.5	3.4	22.5	98.8	25.0	59.3	10.3	2.4	35 × 10²	3.8 × 10²	Flexure
	M-L20 × 12-R.852-C20	35.0	3.3	21.0	85.0	17.0	51.0	9.1	1.9	32.5 × 10²	2.5 × 10²	Slippage
	M-L30 × 12-R.852-C20	56.3	7.9	33.8	103.8	32.0	62.3	13.1	2.4	51.3 × 10²	5 × 10²	Flexure
	M-L40 × 12-R.852-C20	33.8	1.8	20.3	108.8	27.8	65.3	7.9	3.5	45.8 × 10²	2.9 × 10²	Flexure
III	M-L0 × 10-R.902-C30	35.0	2.9	21.0	87.5	10.5	52.5	8.1	1.3	16 × 10²	2.3 × 10²	Flexure
	M-L20 × 10-R.902-C30	61.3	4.3	36.8	146.3	19.9	87.8	11.9	1.7	31.9 × 10²	6.9 × 10²	Slippage
	M-L30 × 10-R.902-C30	36.3	2.4	21.8	136.3	18.5	81.8	10.3	1.8	18.1 × 10²	5.6 × 10²	Flexure
	M-L40 × 10-R.902-C30	47.5	3.0	28.5	150.0	28.0	90.0	12.5	2.2	33.8 × 10²	7.4 × 10²	Flexure
IV	N-L0 × 10-R.852-C20	13.8	1.9	8.3	75.9	37.2	45.5	12.4	3.0	30.3 × 10²	3 × 10²	Flexure
	N-L20 × 10-R.852-C20	25.3	3.1	15.2	44.9	7.2	26.9	5.8	1.3	8.1 × 10²	1.2 × 10²	Slippage
	N-L30 × 10-R.852-C20	17.3	2.5	10.4	59.8	10.6	35.9	9.2	1.2	8.4 × 10²	2.1 × 10²	Flexure
	N-L40 × 10-R.852-C20	19.6	3.0	11.7	74.8	39.7	44.9	9.2	4.3	33.4 × 10²	2.3 × 10²	Flexure