GI stands for Galvanized Iron. GI pipes are iron or steel pipes that have been coated with a protective layer of zinc to prevent rusting. The process of applying this zinc coating is known as galvanization, and it significantly enhances the pipe's resistance to corrosion, making it suitable for a wide range of applications, especially in environments where moisture and exposure to the... https://hitechpipes.in/ms-hollow-section-erw-steel-pipe-rectangular-square