The influence of defects on strength characteristics of heat-exchanger tubes of steam generators PGV-1000

• Published in: Strength of materials Vol. 43; no. 2; pp. 224 - 229
• Main Authors: Neklyudov, I. M., Mitrofanov, A. S., Ozhigov, L. S., Krainyuk, E. A., Savchenko, V. I., Azhazha, Zh. S.
• Format: Journal Article
• Language: English
• Published: Boston Springer US 01-03-2011; Springer
• Subjects: Characterization and Evaluation of Materials; Chemistry and Materials Science; Classical Mechanics; Defects; Exact sciences and technology; Fracture mechanics (crack, fatigue, damage...); Fundamental areas of phenomenology (including applications); Heat exchanger tubes; Heat exchangers; Materials Science; Mechanical properties; Nuclear energy; Nuclear power plants; Physics; Solid Mechanics; Steam generators; Strength; Structural and continuum mechanics; Tubes; heat-exchanger tube; corrosive damage; in-service defects; mechanical properties; Tube; Heat exchanger; Mechanical properties; Test bar; Compression test; Damaging; Steam generator
• ISSN: 0039-2316; 1573-9325
• DOI: 10.1007/s11223-011-9289-6

The test data for ring specimens from heat exchanger tubes without defects are compared to those for specimens with various types of defects. A relation between strength characteristics of the specimens and the nature and depth of defects has been clarified.