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Stress-Rupture, Overstressing and a Proposed New Methodology to Assess the Durability and Reliability of Ceramic Matrix Composites at Elevated Temperatures

Description: A new testing strategy is proposed to assess the durability and reliability of non- oxide continuous fiber-reinforced ceramic composites for high temperature structural applications. The strategy is based on determining the reliability (probability of failure) of these materials when subjected to random loading schedules consisting of load and temperature spikes that are superimposed on otherwise constant stress and temperature histories. The frequency and magnitude of the load and temperature … more
Date: July 5, 1999
Creator: Lara-Curzio, E.
Partner: UNT Libraries Government Documents Department
open access

An Investigation of Tendon Corrosion-Inhibitor Leakage into Concrete

Description: During inspections performed at US nuclear power plants several years ago, some of the prestressed concrete containment had experienced leakage of the tendon sheathing filler. A study was conducted to indicate the extent of the leakage into the concrete and its potential effects on concrete properties. Concrete core samples were obtained from the Trojan Nuclear Plant. Examination and testing of the core samples indicated that the appearance of tendon sheathing filler on the surface was due to l… more
Date: July 5, 1999
Creator: Costello, J. F.; Naus, D. J. & Oland, C. B.
Partner: UNT Libraries Government Documents Department
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