COURSE OUTLINE

ADVANCED ALUMINUM HEAT TREATING 

COURSE NUMBER - AL-103

WHO SHOULD ATTEND: This course is intended for more experienced personnel who wish to develop a more detailed knowledge of aluminum heat treating procedures. It has been found valuable for Shift Foreman, Quality Control Managers, Plant Managers, Specification Writers, Offsite Survey Inspectors and those who make critical decisions in the heat treating process. It is required that attendees previously have taken Al-102 or have the permission of the instructor.

LECTURE #                        SUBJECTS COVERED

               1               Introduction
                        Understanding Complex Temper Designations

    2&3             Hardening Mechanisms of Solution Heat Treating
                        Basics of Solid Solubility
                        Atom Movements and Dislocation Processes

    4 &5            Advanced Quenching Techniques
                        Understanding Quench Rates and Hardenability
                        The Importance of Agitation
                        Quench Rate Computations    
                        Water Vs Polymer Quenching
                        Choosing Optimum Polymer Types and Concentrations
                        Proper techniques for Controlling Distortion

       7               Proper Use of Stress Relieving Procedures
                        Mechanical Stress Relieving
                        Thermomechanical Techniques (Uphill Quench)
                        Thermal Stress Relieving

   8 & 9            Understanding the Aging Process
                        Natural Aging
                        Refrigeration
                        Retrogression Effects
                        Artificial Aging
                        Single Step Aging
                        T7XX Tempers
                        Special Ages for Castings

        10            General Review