湿气环境中抗硫钢的元素硫腐蚀特征及腐蚀机理

刘毅超, 钟显康, 扈俊颖

Characteristics and Mechanisms of Elemental Sulfur Induced Corrosion of Sulfur-resistant Steels in Wet Flow CO₂ Environment

LIU Yichao, ZHONG Xiankang, HU Junying

表2 不同温湿度下各物质峰面积比

Table 2 XPS peak positions and peak areas for the components of corrosion products under different conditions

Temperature ℃	Relative humidity / %	Spectra	Position eV	Component	Peak area / %	Temperature ℃	Relative humidity / %	Spectra	Position eV	Component	Peak area / %
60	30	S 2p3/2	163.6	S₈	100	80	30	S 2p3/2	163.6	S₈	58.96
		Fe 2p3/2	711.5	FeOOH	68.51				161.4	FeS	41.04
			710.7	Fe₃O₄	9.40			Fe 2p3/2	712.1	FeS	18.29
			710.2	FeCO₃	22.09				711.1	Fe₂O₃	53.82
	60	S 2p3/2	164.8	S	25.66				710.2	FeCO₃	27.89
			163.6	S₈	61.22		60	S 2p3/2	167.5	Na₂SO₄	30.64
			161.4	FeS	13.12				164.8	S	18.19
			161.4	FeS	13.12				164.8	S	18.19
		Fe 2p3/2	712.1	FeS	35.58				163.6	S₈	49.02
		Fe 2p3/2	712.1	FeS	35.58				163.6	S₈	49.02
			710.7	Fe₃O₄	27.24				161.4	FeS	2.15
			710.7	Fe₃O₄	27.24				161.4	FeS	2.15
			710.2	FeCO₃	27.49			Fe 2p3/2	712.1	FeS	18.21
			710.2	FeCO₃	27.49			Fe 2p3/2	712.1	FeS	18.21
			709.9	Fe₂O₃	9.70				711.1	Fe₂O₃	15.57
	90	S 2p3/2	163.6	S₈	33.06				710.2	FeCO₃	66.22
			162.2	MoS₂	13.84		90	S 2p3/2	168.6	FeSO₄	14.61
			161.4	FeS	53.10				163.5	MoS₂	60.69
		Fe 2p3/2	712.1	FeS	18.41				162.0	FeS₂	14.08
			710.2	FeCO₃	6.52				161.4	FeS	10.62
			709.9	Fe₂O₃	75.07			Fe 2p3/2	713.6	FeSO₄	10.88
		Mo 3d3/2	235.08	MoO_x	30.00				711.1	Fe₂O₃	81.85
			232.3	MoS₂	30.00				710.2	FeCO₃	3.31
			231.7	MoO₃	40.00				706.8	FeS₂	3.96
								Mo 3d3/2	235.6	MoO_x	65.00
								Mo 3d3/2	235.6	MoO_x	65.00
									232.3	MoS₂	35.00