耐蚀钢筋在模拟混凝土孔隙液环境及海砂混凝土中钢筋在模拟海水环境中的钝化及腐蚀行为

谢文珍, 王震宇, 韩恩厚

Passivation Behavior of Corrosion Resistant Rebar Steels as Bare Steels in a Simulated Concrete Pore Fluid and as Rebar Steels Embedded in Concrete Made of Cement and Sea-sand in a Simulated Seawater

XIE Wenzhen, WANG Zhenyu, HAN En-Hou

表2 动电位极化的电化学特征参数

Table 2 Electrochemical characteristic parameters of Potentiodynamic polarization curves

pH	Time	I_pit	I_corr	E_corr	E_pit
	d	μA	nA	mV	mV
11.5	2	10.16	65.50	-461.00	600.80
	4	10.24	59.70	-451.00	675.90
	6	9.92	26.50	-361.00	699.60
	8	10.52	38.50	-327.00	640.30
12.5	2	71.61	66.20	-388.00	565.20
	4	53.66	41.50	-437.00	557.30
	6	51.27	72.40	-342.00	660.10
	8	41.46	40.00	-365.00	640.30
13.5	2	89.42	50.20	-427.00	521.70
	4	98.49	25.00	-394.00	529.60
	6	54.48	41.60	-380.00	573.10
	8	91.29	44.80	-341.00	577.10