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A drawing process allows for a smooth and clean surface, metal savings, low cost tooling, and closely controlled dimensions to be obtained in long products that have constant cross-sections. Recently, rods having irregular sections more complex than a rectangle or ellipse are necessary to produce...
A control rod device (CRD) nozzle attaches to the hemispherical surface of a reactor head with J-groove welding. Primary water stress corrosion cracking (PWSCC) causes degradation in these welds, which requires that these defect areas be repaired. To perform this repair welding automatically on a...