2205双相钢临界点蚀温度测量方法的比较

1.大连理工大学材料科学与工程学院,大连,116024

2.大连理工大学材料科学与工程学院,大连,116024

3.大连理工大学材料科学与工程学院,大连,116024

4.大连理工大学材料科学与工程学院,大连,116024

Comparison of Measuring Methods for CPT of DSS 2205

采用恒电位法、电化学阻抗谱和电化学噪声技术测量了2205双相钢的临界点蚀温度,同时对不同的电化学测量方法进行了比较.结果表明:恒电位法测得的数据波动范围较小且不易受外界信号干扰;电化学阻抗谱可以在一定程度上分析点蚀过程的机理;电化学噪声技术可以对数据进行监控并且不会对试样表面造成损伤.

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