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Title: A Comparison of the Effect of Temperature on the Passivity Breakdown and Repassivation Potentials of Wrought and Welded Alloy 22 in 5 M CaC12

Conference ·
OSTI ID:15004998

The study of the electrochemical behavior of wrought and welded Alloy 22 was carried out in 5 M CaCl{sub 2} between 45 and 120 C. Comparisons were made between the electrochemical behaviors of the wrought and welded forms of Alloy 22 Multiple Crevice Assembly (MCA) specimens. The susceptibility to corrosion was found to increase with increase in temperature in both the wrought and the welded forms of the alloy. The weld metal was found to be less susceptible to localized corrosion under the conditions tested.

Research Organization:
Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
Sponsoring Organization:
US Department of Energy (US)
DOE Contract Number:
W-7405-ENG-48
OSTI ID:
15004998
Report Number(s):
UCRL-JC-149940-REV-2; TRN: US200414%%516
Resource Relation:
Conference: 204th Meeting of the Electrochemical Society, Orlando, FL (US), 10/12/2003--10/16/2003; Other Information: PBD: 11 Aug 2003
Country of Publication:
United States
Language:
English