Mechanical Properties of 30 Year-Old Naturally Corroded Steel Reinforcing Bars

Fernandez, Ignasi; Berrocal, Carlos G.

doi:10.1186/s40069-018-0308-x

International Journal of Concrete Structures and Materials

Table 5 Set number 2.

From: Mechanical Properties of 30 Year-Old Naturally Corroded Steel Reinforcing Bars

Bar #	Bar type	µ _avg,w (%)	A _avg (mm²)	Pit length (mm)	Pit width (mm)	Pit depth (mm)	F_max (kN)	F_y (kN)	ε_max (–)	ε_u (–)	ε_y (–)
ST2-1	St	13.61	182.79	–	–	–	152.7	115.6	0.080	0.087	0.010
ST2-2	St	14.03	181.91	25.8	14.4	6.15	120.1	94.2	0.039	0.041	0.010
ST2-3	St	9.21	192.11	32.94	10.2	3.12	156.2	113.6	0.077	0.086	0.012
ST2-4	Sk	1.33	213.17	5.5	4.3	1.94	165.2	122.3	0.098	0.103	0.010
ST2-5	Sk	6.59	201.80	12.55	5.61	2.77	162.7	120.7	0.111	0.113	0.011
ST2-6	Sk	6.73	201.49	12.4	6.88	1.53	154.9	116.1	0.091	0.095	0.011
ST2-7	Sk	2.50	210.64	15	10.6	4.21	148.6	122.3	0.045	0.048	0.012
ST2-8	Sk	–	216.04	–	–	–	185.7	141.9	0.101	0.115	0.011
ST2-9	Sk	–	216.04	–	–	–	178.0	141.7	0.137	0.164	0.021
ST2-10	Sk	–	216.04	–	–	–	174.9	137.6	0.136	0.159	0.017
ST2-11	Sk	4.97	205.31	13.85	7.33	1.52	158.0	126.3	0.086	0.091	0.011
ST2-12	Sk	0.89	214.11	6.18	6.72	1.31	177.3	139.3	0.140	0.164	0.017
ST2-13	Sk	–	216.04	–	–	–	180.6	143.6	0.147	0.182	0.020
ST2-14	Sk	4.41	206.51	20.46	8.26	2.77	156.9	120.4	0.075	0.079	0.011
ST2-15	Sk	8.09	198.57	15.85	12.09	5.31	132.9	110.4	0.038	0.038	0.010
ST2-16	Sk	13.56	186.73	12	6.01	3.36	123.0	98.4	0.044	0.044	0.010
ST2-17	Sk	3.28	208.96	9.51	2.85	1.72	167.8	123.8	0.110	0.126	0.011
ST2-18	Sk	19.21	174.53	36.16	8.55	4.11	124.1	95.2	0.059	0.062	0.010
ST2-19	Sk	13.80	186.23	30	9.07	3.2	129.5	105.6	0.039	0.039	0.011
ST2-20	Sk	15.25	183.10	33.24	6.15	2.18	133.8	104.5	0.057	0.064	0.010
ST2-21	Sk	11.11	192.04	25.95	9.46	3.81	143.7	115.2	0.052	0.052	0.012
ST2-22	Sk	8.45	197.78	64.83	8.84	1.69	153.9	116.4	0.078	0.081	0.010
ST2-23	Sk	8.82	196.98	16.51	6.36	3.01	150.2	112.5	0.078	0.078	0.010
ST2-24	Sk	5.40	204.37	18.12	10.94	2.05	156.7	120.3	0.078	0.084	0.010
ST2-25	Sk	1.39	213.04	9.43	3.1	0.84	188.4	134.6	0.145	0.164	0.012
ST2-26	Sk	9.99	194.46	13.34	6.93	2.07	150.4	117.1	0.056	0.061	0.011
ST2-27	Sk	–	216.04	–	–	–	187.9	133.8	0.154	0.204	0.011
ST2-28	Sk	–	216.04	–	–	–	190.6	135.1	0.157	0.191	0.012
ST2-29	Sk	–	216.04	–	–	–	188.6	134.5	0.156	0.205	0.011
ST2-30	St	12.52	185.11	15.81	9.1	2.37	134.0	104.5	0.057	0.060	0.011
ST2-31	St	14.55	180.81	13.77	9.16	1.61	140.8	103.0	0.095	0.097	0.011
ST2-32	St	7.95	194.77	17.81	5.65	1.57	155.2	111.9	0.117	0.126	0.011
ST2-33	St	14.22	181.50	30.74	11.71	3.71	131.4	98.6	0.078	0.085	0.012
ST2-34	St	6.11	198.67	22.46		7.41	81.8	75.0	0.014	0.016	0.009
ST2-35	St	8.34	193.96	24.11	9.65	2.45	138.0	104.5	0.069	0.072	0.011
ST2-36	St	10.64	189.09	20.5	6.13	3.01	137.4	104.5	0.082	0.085	0.011
ST2-37	St	12.49	185.17	37.81	9.11	3.3	127.9	99.5	0.059	0.062	0.012
ST2-38	St	14.57	180.77	26.78	10.23	2.32	137.0	104.8	0.076	0.080	0.016
ST2-39	St	2.31	206.72	24.47	9.4	1.08	160.7	120.2	0.085	0.091	0.012
ST2-40	St	6.33	198.21	33.31	7.91	2.42	157.6	121.6	0.091	0.094	0.011
ST2-41	St	–	211.60	–	–	–	173.5	127.2	0.163	0.202	0.020
ST2-42	St	–	211.60	–	–	–	166.4	120.4	0.154	0.203	0.020
ST2-43	St	–	211.60	–	–	–	173.1	127.4	0.168	0.218	0.021
ST2-44	St	–	211.60	–	–	–	172.2	126.8	0.177	0.237	0.021
ST2-45	St	–	211.60	–	–	–	173.7	128.0	0.169	0.206	0.021
ST2-46	Sk	12.39	189.28	27.33	9.78	2.65	111.8	99.4	0.022	0.026	0.010
ST2-47	Sk	3.57	208.32	5.14	5.5	0.98	172.3	126.3	0.106	0.114	0.011
ST2-48	Sk	2.01	211.70	5.44	3.93	1.1	175.4	127.8	0.106	0.117	0.011
ST2-49	Sk	1.60	212.59	3.56	3	0.27	177.0	126.3	0.120	0.127	0.011
ST2-50	Sk	2.47	210.71	14.69	7.61	1.9	161.8	123.7	0.081	0.081	0.011
ST2-51	Sk	0.71	214.50	12	5.6	0.49	173.6	127.0	0.128	0.134	0.011

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