Eric Rayner explains the various boiler grades to a crowd at the Power Generation Material Selection Conference (PGMSC) held by Plymouth Tube Co. in 2008. The 3 day conference consisted of presentations pertaining to a vast variety of tubing material issues and considerations. Topics included Stainless Steel, Titanium, Cu-Ni to Carbon and Alloy material overviews, production and testing methods, corrosion fundamentals and water chemistry for energy applications.