- Galvanised pipes are made by coating steel pipes with a layer of zinc to prevent rust and corrosion. The most common method is hot-dip galvanization, where steel pipes are immersed in molten zinc to form a protective layer. Electro-galvanization uses electric current to deposit zinc. Companies like LLG Ispat India produce these Galvanised Pipes Suppliers, which are durable, long-lasting, and suitable for plumbing, construction, and industrial applications. visit us: https://www.gipipesupplier.com/hot-dip-galvanised-pipe.html