Chapter Questions
Why does corrosion tend to occur mainly at the crack in a piece of steel?
What are the anodic and cathodic reactions for the corrosion of steel in air?
Why is cathodic protection an expensive method of corrosion protection?
Why does sand blasting help to improve the corrosion resistance of steel rebars?
Why does the addition of silica fume as an admixture in concrete help to improve the corrosion resistance of steel rebars embedded in the concrete?
What is the main advantage of a polymer of high crystallinity compared to one of low crystallinity?
Why is aluminum foil quite temperature resistant, meaning that it can be used in cooking?
Why is the heat-affected zone in welding a problem?
Why does the time spent below the melting temperature prior to bonding affect the quality of the bond for PPS?
What is the main advantage of using carbon fiber as a filler in an active brazing alloy?
What is the main advantage of using acid phosphate rather than colloidal silica as a binder?
Why does corrosion tend to occur in a fastened metal joint?