HR Steel Sheets (Hot Rolled) are the most economical and broadly used steel sheets for a wide variety of applications. Easy to weld, form, and drill, steel sheets have a slightly grainy finish and are available in both stock and custom sizes. these sheets are used for a variety of purposes. Sheets are available in both stock and custom sizes. G90 Galvanized Steel Sheet are used when greater corrosion resistance is needed without painting. Easy to weld, form, and drill, the galvanized protection of these sheets has an average life of 20 years. These sheets are used in indoor and outdoor applications. Galvanized Steel Sheet is available in both stock and custom sizes..