TERMINAL OBJECTIVE

• Figure 4   Qualitative Representation of Neutron Irradiation Effect on Many Metals
• TABLE  2 Effect of  Fast-Neutron  Irradiation  on  the Mechanical Properties  of  Metals
• Figure 5   Increase in NDT Temperatures of Steels from Irradiation Below 232°C
• Figure 6     (a) Growth of Uranium Rod; (b) Uranium Rod Size Dummy
• Effect Due To Neutron Capture Summary

RADIATION EFFECTS IN ORGANIC COMPOUNDS

• Radiation  Effects
• Figure 7   Effect of Gamma Radiation on Different Types of Hydrocarbon
• Radiation  Effects  in  Organic  Compounds  Summary
• REACTOR USE OF ALUMINUM
• Figure 8   Effect of Irradiation on Tensile Properties of 2SO Aluminum
• Reactor  Use  of  Aluminum  Summary
• CONCLUDING MATERIAL

THERMAL STRESS

• TABLE  1 Coefficients  of  Linear  Thermal Expansion
• Thermal Stress
• Figure 1   Stress on Reactor Vessel Wall
• Thermal Stress  Summary

PRESSURIZED THERMAL SHOCK

• Figure 2   Heatup Stress Profile
• Locations  of  Primary  Concern

MATERIAL SCIENCE Module 4 Brittle Fracture

• TABLE OF CONTENTS
• LIST OF FIGURES
• REFERENCES
• TERMINAL OBJECTIVE
• ENABLING OBJECTIVES (Cont.)

BRITTLE FRACTURE MECHANISM

• Figure 1   Basic Fracture Types
• Stress-Temperature  Curves
• Crack  Initiation  and  Propagation
• Figure 3   Fracture Diagram
• Brittle  Fracture  Summary

MINIMUM PRESSURIZATION-TEMPERATURE CURVES

• Figure 4   PCS Temperature vs. Pressure for Normal Operation
• Figure 5   PCS Temperature vs. Hydrotest Pressure
• Minimum  Pressurization-Temperature  Curves  Summary

HEATUP AND COOLDOWN RATE LIMITS

• Exceeding  Heatup  and  Cooldown  Rates
• Heatup-Cooldown  Rate  Limits  Summary

MATERIAL SCIENCE Module 5 Plant Materials

• TABLE OF CONTENTS
• TABLE OF CONTENTS (Cont.)
• TABLE OF CONTENTS (Cont.)
• LIST OF FIGURES
• LIST OF TABLES
• REFERENCES
• TERMINAL OBJECTIVE
• ENABLING OBJECTIVES (Cont.)
• ENABLING OBJECTIVES (Cont.)
• ENABLING OBJECTIVES (Cont.)

PROPERTIES CONSIDERED WHEN SELECTING MATERIALS

• Formability
• Fabricability
• Material Properties  Considered for  Selection  Summary

FUEL MATERIALS

• Uranium
• Thorium
• Nuclear  Fuel  Selection
• Nuclear  Fuel  Selection
• Fuel Materials  Summary

CLADDING AND REFLECTORS

• Reflector  Materials
• Reflector  Materials
• Cladding and Reflectors  Summary

CONTROL MATERIALS

• Boron-Containing  Materials
• Control Materials  Summary

SHIELDING MATERIALS

• Gamma  Radiation
• Alpha  and  Beta  Radiation
• Shielding Materials  Summary

NUCLEAR REACTOR CORE PROBLEMS

• Fuel  Densification
• Fuel  Cladding  Embrittlement
• Nuclear  Reactor  Core  Problems  Summary
• Nuclear  Reactor  Core  Problems  Summary (Cont.)

PLANT MATERIAL PROBLEMS

• Work  (Strain)  Hardening
• Creep
• Figure 2   Successive Stages of Creep with Increasing Time
• Plant Material Problems  Summary

ATOMIC DISPLACEMENT DUE TO IRRADIATION

• Atomic  Displacements
• Atomic  Displacement Due  To  Irradiation  Summary

THERMAL AND DISPLACEMENT SPIKES DUE TO IRRADIATION

• Thermal and Displacement Spikes Due  To  Irradiation  Summary

EFFECT DUE TO NEUTRON CAPTURE

• Effect  Due  to  Neutron  Capture
• Physical  Effects  of  Radiation

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