ELECTROCHEMICAL NOISE GENERATION DURING STRESS-CORROSION CRACKING OF ALPHA-BRASS

被引:47
作者
LOTO, CA [1 ]
COTTIS, RA [1 ]
机构
[1] UNIV MANCHESTER,INST SCI & TECHNOL,CTR CORROS & PROTECT,MANCHESTER M60 1QD,LANCS,ENGLAND
关键词
COPPER METALLOGRAPHY - Microstructures - MICROSCOPIC EXAMINATION - Scanning Electron Microscopy - STRESSES;
D O I
10.5006/1.3583893
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
An investigation of the electrochemical noise generation was conducted in Mattson's solution (ammoniacal copper sulfate solution) of pH 7. 2 under free corrosion potential. All of the spectra appeared as a low frequency plateau with a roll-off at high frequencies. In addition, plastic replicas were examined by scanning electron microscopy (SEM) to follow the progress of crack initiation and growth.
引用
收藏
页码:499 / 504
页数:6
相关论文
共 20 条
  • [1] NOISE CONNECTED WITH ELECTRODE PROCESSES
    BARKER, GC
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1969, 21 (01): : 127 - &
  • [2] BERGERON CB, 1977, J ELECTROCHEM SOC, V124, P1845
  • [3] BERTOCCI U, 1984, J ELECTROCHEM SOC, V131, P5
  • [4] ELECTROCHEMICAL NOISE GENERATED BY ANODIC-DISSOLUTION OR DIFFUSION PROCESSES
    BLANC, G
    EPELBOIN, I
    GABRIELLI, C
    KEDDAM, M
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1977, 75 (01): : 97 - 124
  • [5] BURG JP, 1978, MODERN SPECTRUM ANAL, P42
  • [6] Firle J. E., 1955, B AM PHYS SOC, V30, P2
  • [7] GENERATION-RECOMBINATION NOISE IN WEAK ELECTROLYTES
    FLEISCHMANN, M
    OLDFIELD, JW
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1970, 27 (02) : 207 - +
  • [8] Forty A. J., 1961, TEKNISK VENTENSKAPLI, V32, P104
  • [9] INFLUENCE OF SURFACE TARNISH ON STRESS-CORROSION OF ALPHA-BRASS
    FORTY, AJ
    HUMBLE, P
    [J]. PHILOSOPHICAL MAGAZINE, 1963, 8 (86): : 247 - &
  • [10] THE MEASUREMENT OF LOCALIZED CORROSION USING ELECTROCHEMICAL NOISE
    HLADKY, K
    DAWSON, JL
    [J]. CORROSION SCIENCE, 1981, 21 (04) : 317 - 322