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Title: Design criteria for piping and nozzles program quarterly progress report, April--June 1976. [BWR; PWR]

Technical Report ·
OSTI ID:7225295

Summaries are given of the reports published by program personnel about stresses to be expected in the bolts, flanges, and hubs of ASME Part B flanged joints and about the appropriate nominal stresses that should be used in conjunction with the ASME Code stress indices for pressure vessel nozzles. Summaries are also given on work currently in progress. This work deals with the structural behavior of reinforced nozzle penetrations in pressure vessels, the fatigue behavior of out-of-round piping elbows, the elastic-response and fatigue failure of piping tees, design analyses for flanged piping joints, and completion and publication of reports on the stress analysis of perforated flat plates, stress indices for socket-welding fittings, and experimental stress analyses of nozzle-to-hemispherical shell models.

Research Organization:
Oak Ridge National Lab., TN (USA)
DOE Contract Number:
W-7405-ENG-26; NRC-INA-40-551-75; NRC-INA-40-552-75
OSTI ID:
7225295
Report Number(s):
ORNL/NUREG/TM-91
Country of Publication:
United States
Language:
English