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Title: Corrosion fatigue of iron-chromium-nickel alloys: Fracture mechanics, microstructure and chemistry. Progress report, January 1, 1992--December 31, 1992

Technical Report ·
DOI:https://doi.org/10.2172/10128394· OSTI ID:10128394

Phase transformation and cracking during RT aging of charged, high-purity Fe18Cr12Ni alloy and commerical 304 ss were examined; results show that {epsilon}* (hcp) hydride formed on Fe18Cr12Ni upon charging, and it decomposed rapidly to form first {epsilon} and then {alpha}` martensite. Morphology of fracture surfaces of Fe18Cr12Ni produced by corrosion fatigue in NaCl solutions and in hydrogen was found to be identical. Effort was made to examine the approaches and methodologies used in service life predictions and reliability analyses.

Research Organization:
Lehigh Univ., Bethlehem, PA (United States). Dept. of Mechanical Engineering and Mechanics
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
FG02-88ER45354
OSTI ID:
10128394
Report Number(s):
DOE/ER/45354-5; ON: DE93007971
Resource Relation:
Other Information: PBD: 25 Jan 1993
Country of Publication:
United States
Language:
English