IRRADIATION EFFECTS ON STRUCTURAL MATERIALS.
Quarterly progress rept. 1 Feb-30 Apr 63,
NAVAL RESEARCH LAB WASHINGTON D C
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This report, covering program progress for the quarter, 1 February - 30 April 1963, includes the following 1 a summary review of the data on neutron embrittlement for the several steels studied, 2 the effects of very high neutron dosage on two steels, 3 the effects of various heat treatment conditions as well as cyclic irradiation-annealing treatments on the notch ductility properties of irradiated steels, 4 the calibration of the in-cell Charpy impact machine, and 5 the results of a shielding efficiency survey of the cells in the new Metallurgy High Level Radiation Laboratory. Author